1973 Dodge RM300 Engine Parts

Essential Engine Parts for 1973 Dodge RM300s

Sealed Power – Engine Assembly Lubricant (Part No.55-400)

Engine Assembly Lubricant

from

$10.49
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Formulated for prelubrication cam lobes, lifters & engine bearings
  • Increases load carrying capacity
  • Holds fast to surfaces
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • 4.0 oz. Squeeze Container
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Sealed Power – Engine Rocker Arm (Part No.R-862)

Engine Rocker Arm

from

$4.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Sealed Power – Engine Connecting Rod Bearing (Part No.2130CP 30)

Engine Connecting Rod Bearing

from

$6.29
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
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Sealed Power – Engine Piston Set (Part No.285AP60)

Engine Piston Set

from

$24.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
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Felpro – Engine Oil Pressure Relief Valve Gasket (Part No.3122)

Engine Oil Pressure Relief Valve Gasket

from

$3.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Dorman – Steel Cup Expansion Plug 1-57/64 In., Height 0.280 (sold by each) (Part No.555-123)

Steel Cup Expansion Plug 1-57/64 In., Height 0.280 (sold by each)

from

$2.99
This engine camshaft plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine camshaft plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Sealed Power – Engine Piston Set (Part No.285AP20)

Engine Piston Set

from

$24.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
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Cloyes Performance – High Performance Timing Set (Part No.9-3603X9)

High Performance Timing Set

from

$179.99
Billet Crankshaft Sprocket Has Nine Keyways for +/- 8 Degrees Adjustability. Both Billet Steel Sprockets are Heat Treated for Durability. TRUE Roller 0.250″ Roller Diameter Chain for Reduced Friction. 3-Piece Sets Hand-Matched to Qualify the Correct Center Distance and Minimize Runout.

Product Features:
  • The complete kits, which meet or exceed OEM performance requirements, ensure a quiet and maintenance-free experience
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes Timing Kits may include camshaft sprockets, crankshaft sprockets, timing chains, tensioners, and guides
  • Refer to our online catalog for detailed application-specific information
  • Keep your engine’s valve train in perfect time with Cloyes, the world leader in timing drive systems.
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Victor Reinz – Fuel Pump Mounting Gasket (Part No.71-13599-00)

Fuel Pump Mounting Gasket

from

$2.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Edelbrock – Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Chrysler (Part No.7370)

Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Chrysler

from

$127.99
Product Features:
  • Cylinder Head Gasket Set
  • 1966-1987 318-340-360
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Felpro – Engine Conversion Gasket Set (Part No.CS 8553)

Engine Conversion Gasket Set

from

$28.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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Felpro – Engine Oil Pan Gasket Set – Blue Stripe cork-rubber (Part No.OS 6566 C-2)

Engine Oil Pan Gasket Set - Blue Stripe cork-rubber

from

$20.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
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MAHLE Original – Fuel Pump Gasket (Part No.D27094)

Fuel Pump Gasket

from

$1.99
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 13395)

Engine Valve Cover Gasket Set

from

$20.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-72)

Stock Replacement Type Oil Pump Repair Kit

from

$55.99
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
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Felpro – Severe Duty Engine Cylinder Head Gasket (Part No.521 SD)

Severe Duty Engine Cylinder Head Gasket

from

$31.99
Product Features:
  • DESIGNED FOR THE TOUGHEST CONDITIONS – Engineered for hardworking vehicles that operate in severe conditions
  • STRONG AND DURABLE – Severe duty steel core gaskets designed slightly thicker to accommodate for machined surfaces
  • PREMIUM MATERIALS – High-grade stainless armor enhances strength and corrosion resistance while proprietary coatings enhance sealing and anti-stick properties
  • SUPERIOR SEAL – Precise embossed Printo seal sealing beads at all vital areas to eliminate leak paths
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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National – Multi-Purpose Seal (Part No.3103)

Multi-Purpose Seal

from

$22.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Felpro – Engine Gasket Set (Part No.260-1154)

Engine Gasket Set

from

$126.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Dorman – Rubber Expansion Plug 1-7/8 In. – Size Range 1-7/8 In. – 2 In. (Part No.02606)

Rubber Expansion Plug 1-7/8 In. - Size Range 1-7/8 In. - 2 In.

from

$8.99
Our uniquely designed pilot seal expansion plugs ensure a leak-proof fit.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models.
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

National – Engine Crankshaft Seal (Part No.5414)

Engine Crankshaft Seal

from

$42.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 6563-1)

Engine Timing Cover Gasket Set

from

$29.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE – Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
See More

Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-138)

Engine Valve Spring Retainer Keeper

from

$0.30
Sealed Power parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Push Rod (Part No.RP-3194)

Engine Push Rod

from

$2.49
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • State-of-the-art manufacturing
  • Exceptional material quality
  • Exacting tolerances
  • Heat treated tips
  • Stock or mild modified replacement
  • Made in USA
See More

Edelbrock – Signature Series Valve Covers: Small Block Chrysler 318-360,65-91, Chrome Steel (Part No.4495)

Signature Series Valve Covers: Small Block Chrysler 318-360,65-91, Chrome Steel

from

$80.99
The Edelbrock #4495 Signature Series Valve Covers are designed for Chrysler 318-340-360 V8 ’65-91 applications. Engineered for function and styled for great looks, Signature Series valve covers have stock-style breather baffles that prevent oil passage to the PCV valve. These quality valve covers accept all emissions equipment, including PCV valve holes. Rubber grommets for the breather and PCV valve holes are included. Matching breathers sold separately.

Product Features:
  • Small Block Chrysler 318-360,65-91
  • Short
  • Chrome Steel
  • Set Of Two
  • Rubber Grommets For Breather
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Sealed Power – Engine Piston Ring Set (Part No.E-178K 60)

Engine Piston Ring Set

from

$73.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Felpro – PermaTorque Engine Gasket Set (Part No.FS 8553 PT-12)

PermaTorque Engine Gasket Set

from

$92.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • PROPRIETARY COATING – Nonstick anti-friction coating seals small surface scratches and imperfections
  • SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
  • STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Sealed Power – Engine Gasket Set (Part No.260-1154)

Engine Gasket Set

from

$70.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5024MA)

Engine Crankshaft Main Bearing Set

from

$101.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
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Upgrade your 1973 Dodge RM300 with Top-Quality Engine Parts

When it comes to maintaining or upgrading your 1973 Dodge RM300, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Dodge or enhancing its overall performance, Engine Parts are key to keeping your RM300 functioning at its best. At Advance Auto Parts, we offer a wide selection of 81 Engine Parts for the 1973 Dodge RM300, designed to meet your needs without breaking the bank. From Valve Cover and Cylinder Head replacements to Camshafts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Engine Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Engine Parts for your 1973 Dodge RM300 at great prices. Our Engine Parts inventory for this model ranges from just $0.30 to $1,175.99, with an average price of $134.76. Our 81 Engine Parts in stock come from 11 trusted brands, so you’re sure to find the right part for your 1973 Dodge RM300 without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1973 Dodge RM300, we stock popular OEM and aftermarket Engine Parts from top names like FELPRO, Sealed Power, Imperial, and more. FELPRO Engine Parts start at just $3.99 and boast an impressive 4.6 stars average rating from customers. Sealed Power and Imperial also bring quality to the table, with Engine Parts available starting at $9.99, and at an average 4.3 stars rating. With 77 customer reviews and counting, our 1973 Dodge RM300 Engine Parts have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Engine Part upgrades. Explore related part types like Batteries and Chargers, Fluids and Chemicals and more to make sure your 1973 Dodge RM300 is always ready to roll. We’re committed to providing you with everything you need to keep your RM300 in top shape, all in one place. Start shopping confidently below for your 1973 Dodge RM300!

Best-Selling Valve Cover and Cylinder Heads for 1973 Dodge RM300s

Enhance the driving experience in your Dodge with 9 quality Valve Cover and Cylinder Head components, starting at $0.30.

Sealed Power – Engine Valve Lifter (Part No.HT-2011)

Engine Valve Lifter

from

$9.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Edelbrock – Signature Series Valve Covers: Small Block Chrysler 318-360,65-91, Chrome Steel (Part No.4495)

Signature Series Valve Covers: Small Block Chrysler 318-360,65-91, Chrome Steel

from

$80.99
The Edelbrock #4495 Signature Series Valve Covers are designed for Chrysler 318-340-360 V8 ’65-91 applications. Engineered for function and styled for great looks, Signature Series valve covers have stock-style breather baffles that prevent oil passage to the PCV valve. These quality valve covers accept all emissions equipment, including PCV valve holes. Rubber grommets for the breather and PCV valve holes are included. Matching breathers sold separately.

Product Features:
  • Small Block Chrysler 318-360,65-91
  • Short
  • Chrome Steel
  • Set Of Two
  • Rubber Grommets For Breather
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.8553 PT)

PermaTorque Engine Cylinder Head Gasket

from

$21.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • PROPRIETARY COATING – Nonstick anti-friction coating seals small surface imperfections
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
  • SUPERIOR SEAL – Precise embossed Printo seal sealing beads at all vital areas to eliminate leak paths
  • STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Sealed Power – Engine Push Rod (Part No.RP-3194)

Engine Push Rod

from

$2.49
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • State-of-the-art manufacturing
  • Exceptional material quality
  • Exacting tolerances
  • Heat treated tips
  • Stock or mild modified replacement
  • Made in USA
See More

Felpro – Severe Duty Engine Cylinder Head Gasket (Part No.521 SD)

Severe Duty Engine Cylinder Head Gasket

from

$31.99
Product Features:
  • DESIGNED FOR THE TOUGHEST CONDITIONS – Engineered for hardworking vehicles that operate in severe conditions
  • STRONG AND DURABLE – Severe duty steel core gaskets designed slightly thicker to accommodate for machined surfaces
  • PREMIUM MATERIALS – High-grade stainless armor enhances strength and corrosion resistance while proprietary coatings enhance sealing and anti-stick properties
  • SUPERIOR SEAL – Precise embossed Printo seal sealing beads at all vital areas to eliminate leak paths
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-138)

Engine Valve Spring Retainer Keeper

from

$0.30
Sealed Power parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Edelbrock – Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Chrysler (Part No.7370)

Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Chrysler

from

$127.99
Product Features:
  • Cylinder Head Gasket Set
  • 1966-1987 318-340-360
See More

Sealed Power – Engine Valve Lifter (Part No.HT-2011B)

Engine Valve Lifter

from

$5.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Rocker Arm (Part No.R-862)

Engine Rocker Arm

from

$4.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Most Popular 1973 Dodge RM300 Camshafts

Customize your Dodge with 18 Camshafts products like Camshaft Plugs, Camshaft Bearings, and Camshafts, all priced under $1,175.99.

Competition Cams – Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-602-4)

Big Mutha' Thumpr 243/257 Hydraulic Flat Cam and Lifter Kit

from

$1175.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
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Competition Cams – High Energy 218/218 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-212-2)

High Energy 218/218 Hydraulic Flat Cam and Lifter Kit

from

$875.99
Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications.

Product Features:
  • Good blend of efficiency and performance.
  • Perfect choice for performance street rebuilds.
  • Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
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Competition Cams – Thumpr 227/241 Hydraulic Flat Cam K-Kit (Part No.K20-600-4)

Thumpr 227/241 Hydraulic Flat Cam K-Kit

from

$707.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
See More

Competition Cams – Xtreme Energy 236/242 Hydraulic Roller Cam (Part No.20-813-9)

Xtreme Energy 236/242 Hydraulic Roller Cam

from

$531.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Competition Cams – Xtreme Energy 224/230 Hydraulic Roller Cam (Part No.20-811-9)

Xtreme Energy 224/230 Hydraulic Roller Cam

from

$531.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
See More

Competition Cams – Thumpr 227/241 Hydraulic Roller Cam (Part No.20-600-9)

Thumpr 227/241 Hydraulic Roller Cam

from

$531.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
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Competition Cams – Xtreme Energy 230/236 Hydraulic Roller Cam (Part No.20-812-9)

Xtreme Energy 230/236 Hydraulic Roller Cam

from

$531.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
See More

Competition Cams – Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam (Part No.20-602-4)

Big Mutha' Thumpr 243/257 Hydraulic Flat Cam

from

$424.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
See More

Competition Cams – Magnum 230/230 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-232-4)

Magnum 230/230 Hydraulic Flat Cam and Lifter Kit

from

$416.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.

Product Features:
  • Best with aftermarket torque converters and 9.5:1 compression.
  • Great high RPM power.
  • Easy on valve train parts.
  • Can be used with mild ratio rocker arms and traditional performance valve springs.
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Competition Cams – Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-600-4)

Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit

from

$416.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
See More

Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-222-3)

Xtreme Energy 218/224 Hydraulic Flat Cam and Lifter Kit

from

$344.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
See More

Competition Cams – High Energy 212/212 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-210-2)

High Energy 212/212 Hydraulic Flat Cam and Lifter Kit

from

$328.99
Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications.

Product Features:
  • Good blend of efficiency and performance.
  • Perfect choice for performance street rebuilds.
  • Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
See More

Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Flat Cam (Part No.20-601-4)

Mutha' Thumpr 235/249 Hydraulic Flat Cam

from

$297.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
See More

Competition Cams – Magnum 244/244 Hydraulic Flat Cam (Part No.20-243-4)

Magnum 244/244 Hydraulic Flat Cam

from

$297.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.

Product Features:
  • Best with aftermarket torque converters and 9.5:1 compression.
  • Great high RPM power.
  • Easy on valve train parts.
  • Can be used with mild ratio rocker arms and traditional performance valve springs.
See More

Competition Cams – Xtreme Energy 206/212 Hydraulic Flat Cam (Part No.20-220-3)

Xtreme Energy 206/212 Hydraulic Flat Cam

from

$269.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
See More

Sealed Power – Engine Camshaft Bearing Set (Part No.1451M)

Engine Camshaft Bearing Set

from

$59.99
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed Babbitt lining material
  • Used in automotive and high-performance
  • Babbitt is designed to perform under extreme loads w/o damaging other engine parts
  • Babbitt is more environmentally friendly than other material
  • ISO & QS certified manufacturing
See More

Dorman – Steel Cup Expansion Plug 1-57/64 In., Height 0.280 (sold by each) (Part No.555-123)

Steel Cup Expansion Plug 1-57/64 In., Height 0.280 (sold by each)

from

$2.99
This engine camshaft plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine camshaft plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Concave Steel Cup Expansion Plug 1-7/8 In., Height 1.870 In. (sold by each) (Part No.550-027)

Concave Steel Cup Expansion Plug 1-7/8 In., Height 1.870 In. (sold by each)

from

$1.79
This engine camshaft plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine camshaft plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Top Picks for 1973 Dodge RM300 Engine Gaskets and Seals

Upgrade Dodge RM300s with top-quality Engine Gaskets and Seals parts, including 11 OEM and aftermarket selections for your 1973 model.

Felpro – Fuel Pump Mounting Gasket (Part No.6579)

Fuel Pump Mounting Gasket

from

$3.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 6563-1)

Engine Timing Cover Gasket Set

from

$29.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE – Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Felpro – Engine Oil Pan Gasket Set – Blue Stripe cork-rubber (Part No.OS 6566 C-2)

Engine Oil Pan Gasket Set - Blue Stripe cork-rubber

from

$20.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 13395)

Engine Valve Cover Gasket Set

from

$20.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45284)

Engine Timing Cover Gasket Set

from

$33.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Felpro – Engine Conversion Gasket Set (Part No.CS 8553)

Engine Conversion Gasket Set

from

$28.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
See More

Felpro – Engine Gasket Set (Part No.260-1154)

Engine Gasket Set

from

$126.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Felpro – PermaTorque Engine Gasket Set (Part No.FS 8553 PT-12)

PermaTorque Engine Gasket Set

from

$92.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • PROPRIETARY COATING – Nonstick anti-friction coating seals small surface scratches and imperfections
  • SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
  • STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – Engine Oil Pressure Relief Valve Gasket (Part No.3122)

Engine Oil Pressure Relief Valve Gasket

from

$3.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Victor Reinz – Fuel Pump Mounting Gasket (Part No.71-13599-00)

Fuel Pump Mounting Gasket

from

$2.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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MAHLE Original – Fuel Pump Gasket (Part No.D27094)

Fuel Pump Gasket

from

$1.99
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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In-Demand Engine Timing Parts for 1973 Dodge RM300s

Select from 8 premium Engine Timing Parts parts for your 1973 Dodge RM300, with prices ranging from $12.49 to $179.99.

National – Multi-Purpose Seal (Part No.3638)

Multi-Purpose Seal

from

$12.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.331227H)

Multi-Purpose Seal

from

$21.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -80 Deg. F to 350 Deg. F / -62 Deg. C to 176 Deg. C
  • Good dry heat resistance
  • Excellent low temperature capability
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.3103)

Multi-Purpose Seal

from

$22.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Cloyes Performance – High Performance Timing Chain (Part No.9-147)

High Performance Timing Chain

from

$24.99
Street Performance 3/8″ Pitch Double Roller Replacement True Roller Chain. Seamless 0.250″ Roller Diameter. Heat Treated and Processed Links to Maximize Breaking Strength while Remaining Ductile for Toughness. Prestressed to Increase Fatigue Life. USA Made.

Product Features:
  • A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
  • Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • From stock replacement to high performance, Cloyes has the most complete timing chain catalog
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes recommends the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced as these components play a vital role in system stability and accurate timing
  • Refer to our online catalog for detailed application-specific information
  • Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
See More

Cloyes Performance – High Performance Timing Set (Part No.9-3503X9)

High Performance Timing Set

from

$115.99
Billet Camshaft Sprocket for Superior Street Performance. Billet Crankshaft Sprocket Has Nine Keyways for +/- 8 Degrees Adjustability. Crankshaft Sprocket Heat Treated for Durability. Seamless TRUE Roller 0.250″ Roller Diameter Chain for Reduced Friction.

Product Features:
  • The complete kits, which meet or exceed OEM performance requirements, ensure a quiet and maintenance-free experience
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes Timing Kits may include camshaft sprockets, crankshaft sprockets, timing chains, tensioners, and guides
  • Refer to our online catalog for detailed application-specific information
  • Keep your engine’s valve train in perfect time with Cloyes, the world leader in timing drive systems.
See More

National – Shaft Repair Sleeve (Part No.99218)

Shaft Repair Sleeve

from

$60.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
See More

Cloyes Performance – High Performance Timing Chain (Part No.9-135)

High Performance Timing Chain

from

$72.99
High Performance 3/8″ Pitch Double Roller Replacement TRUE Roller Chain. 0.250″ Roller Diameter. Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness. Pre-stressed to Increase Fatigue Life.

Product Features:
  • A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
  • Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • From stock replacement to high performance, Cloyes has the most complete timing chain catalog
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes recommends the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced as these components play a vital role in system stability and accurate timing
  • Refer to our online catalog for detailed application-specific information
  • Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
See More

Cloyes Performance – High Performance Timing Set (Part No.9-3603X9)

High Performance Timing Set

from

$179.99
Billet Crankshaft Sprocket Has Nine Keyways for +/- 8 Degrees Adjustability. Both Billet Steel Sprockets are Heat Treated for Durability. TRUE Roller 0.250″ Roller Diameter Chain for Reduced Friction. 3-Piece Sets Hand-Matched to Qualify the Correct Center Distance and Minimize Runout.

Product Features:
  • The complete kits, which meet or exceed OEM performance requirements, ensure a quiet and maintenance-free experience
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes Timing Kits may include camshaft sprockets, crankshaft sprockets, timing chains, tensioners, and guides
  • Refer to our online catalog for detailed application-specific information
  • Keep your engine’s valve train in perfect time with Cloyes, the world leader in timing drive systems.
See More

Most Sold 1973 Dodge RM300 Engine Internals

Explore our best-selling Dodge parts for the 1973 RM300 among 22 OEM and aftermarket options starting from $6.29.

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-2130CP)

Engine Connecting Rod Bearing Set

from

$74.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2130CP)

Engine Connecting Rod Bearing

from

$6.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2130CP 20)

Engine Connecting Rod Bearing

from

$6.49
Sealed Power parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5024MA)

Engine Crankshaft Main Bearing Set

from

$101.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Piston Ring Set (Part No.E-178K 60)

Engine Piston Ring Set

from

$73.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-2130CP 10)

Engine Connecting Rod Bearing Set

from

$70.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

National – Engine Crankshaft Seal (Part No.5414)

Engine Crankshaft Seal

from

$42.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-2130CP 40)

Engine Connecting Rod Bearing Set

from

$35.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-2130CP 1)

Engine Connecting Rod Bearing Set

from

$35.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2130CP 10)

Engine Connecting Rod Bearing

from

$6.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2130CP 30)

Engine Connecting Rod Bearing

from

$6.29
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Piston Ring Set (Part No.E-178K)

Engine Piston Ring Set

from

$76.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-178K 30)

Engine Piston Ring Set

from

$76.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-178K 40)

Engine Piston Ring Set

from

$73.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-178X)

Engine Piston Ring Set

from

$49.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-178X 30)

Engine Piston Ring Set

from

$47.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-2130CP 20)

Engine Connecting Rod Bearing Set

from

$36.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-2130CP 30)

Engine Connecting Rod Bearing Set

from

$35.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Piston Set (Part No.285AP30)

Engine Piston Set

from

$26.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Set (Part No.285AP20)

Engine Piston Set

from

$24.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Set (Part No.285AP60)

Engine Piston Set

from

$24.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2130CP 1)

Engine Connecting Rod Bearing

from

$6.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Top-Rated Engine Parts Brands For Your 1973 Dodge RM300

Shop for the best-rated brands offering Engine Parts and other products for your 1973 Dodge RM300s. Below you’ll find some of our best rated Engine Parts from FELPRO, Sealed Power, and Imperial, and more. Engine Parts from these brands that fit a 1973 RM300 start at just $3.99 and are rated as high as 4.6 stars. OEM and aftermarket Engine Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular FELPRO 1973 Dodge RM300 Engine Parts

When it comes to maintaining or upgrading your 1973 Dodge RM300, using quality Engine Parts is essential to ensure durability and a perfect fit. FELPRO ticks all of those boxes. We offer a wide selection of FELPRO Engine Parts, specifically designed for the 1973 Dodge RM300. With over 3 FELPRO brand Engine Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $3.99, with an average price of just $18.32. Plus, with over 30 customer reviews and an average rating of 4.6 stars, you can trust that our FELPRO Engine Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
Engine Oil Pan Gasket Set - Blue Stripe cork-rubber
from $20.99
(2)
Engine Oil Pan Gasket Set – Blue Stripe cork-rubber
“Not leaking after two days”
Engine Timing Cover Gasket Set
from $29.99
(2)
Engine Timing Cover Gasket Set
“for a 70 dodge pu La318”
Fuel Pump Mounting Gasket
from $3.99
(26)
Fuel Pump Mounting Gasket
“Needed for pump that was bought”

Popular Sealed Power 1973 Dodge RM300 Engine Parts

Sealed Power auto parts is one of the highest quality Engine Part brands in the market. Any 1973 Dodge RM300 owner should feel confident when installing genuine Sealed Power parts in their vehicle. To ensure the best fit and performance for your 1973 RM300, Advance Auto Parts carries a full inventory of 2 Sealed Power Engine Parts. Plus you will be keeping your Dodge in peak condition while saving money because prices on these Sealed Power Engine Parts range from $9.99 to $74.99, plus, with more than 12 customer reviews and an impressive 4.3 stars average rating, you can be confident the Fram Engine Parts below will deliver on both quality and value.
Engine Valve Lifter
from $9.99
(11)
Engine Valve Lifter
“Perfect in every way.”
Engine Connecting Rod Bearing Set
from $74.99
(1)
Engine Connecting Rod Bearing Set
“They arrived clean we will see when i start the motor”

FAQs for 1973 Dodge RM300 Engine Parts

Which Engine Parts are best-sellers for 1973 Dodge RM300s?

Out of 81 Engine Parts that fit 1973 Dodge RM300s, the following parts are the top sellers:

What’s the price range for 1973 Dodge RM300 Engine Parts?

Engine Part prices for the 1973 Dodge RM300 start at $0.30 and go up to $1,175.99 for the most premium parts.

What’s the average price of a Engine Part for a 1973 Dodge RM300?

The average price for Engine Parts for the 1973 Dodge RM300 is $134.76. Keep in mind the variety of part types within our Engine Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Parts for other Dodge RM300 model years?

Yes, we currently carry Engine Parts for 1 model years of Dodge RM300s between 1971 and 1974. Engine Parts are bought most frequently for the following model years: 1974 and 1971.

What are the cheapest Engine Parts for my 1973 Dodge RM300?

The cheapest 1973 Dodge RM300 Engine Parts we carry in stock are:

What are the top-rated Engine Parts that fit the 1973 Dodge RM300?

Out of 77 reviews by customers, our 1973 Dodge RM300 Engine Parts have an average customer rating of . These are some of the highest-rated Engine Part types for the 1973 Dodge RM300 and their top-rated products:

What types of Engine Parts do you sell for my 1973 Dodge RM300?

Can I get help with 1973 Dodge RM300 Engine Part orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Dodge Engine Parts and more.

What is your return policy for Dodge RM300 Engine Parts?

Advance Auto Parts keeps returns simple. For new Dodge RM300 Engine Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.