Dodge Diplomat Engine Parts

Essential Dodge Diplomat Engine Parts

Mr. Gasket – Valve Cover Gasket Set (Part No.379)

Valve Cover Gasket Set

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$36.49
Mr. Gasket Performance Valve Cover Gaskets are high-density cork/rubber blend gaskets that use evenly sized cork particles distributed evenly throughout the rubber binder. The result is a compressible valve cover gasket without leak paths. These gaskets create a positive seal by controlled swelling of the gasket material when exposed to hot engine oil. Provides excellent flange sealing and durability. For original equipment replacement, high performance street, drag race and oval track use.

Product Features:
  • Manufactured from high-density cork/rubber blend gasket material
  • Provides excellent sealing and durability
  • For OE replacement, high performance street, drag race and oval track use
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Dorman – Engine Oil Drain Plug Gasket (Part No.A6120205779DOR)

Engine Oil Drain Plug Gasket

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$5.31
Dorman’s Engine Oil Drain Plug Gaskets are conveniently available in packs of varying quantities. Many styles are offered, including Copper, Aluminum, Nylon, Metal/Rubber, Inset, Fiber and Crush gaskets. Replacement is recommended at every oil change. Oil filter caps are available separately.

Product Features:
  • Direct replacement gaskets and some universal gaskets available. Proper fit with the drain plug ensures a tight seal.
  • Gaskets are also included with many of Dorman’s Engine Oil Drain Plugs and Pans
  • Made to specific sizes and standards to ensure a proper fit
  • Designed and constructed to strict engineering quality standards
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Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-72)

Stock Replacement Type Oil Pump Intermediate Shaft

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$77.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.13570)

Remanufactured Crankshaft Kit

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$307.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Includes matching rod and main bearings.
  • Journals Micropolished.
  • All units subject to complete quality inspection.
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Mr. Gasket – Woodruff Key (Part No.988G)

Woodruff Key

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$30.19
The offset cam and crankshaft key helps increase torque and horsepower.

Product Features:
  • Increases Low-End Torque
  • Increases Mid-Range Horsepower
  • Reduces Low-End Torque
  • Increases Top-End Horsepower
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Sealed Power – Engine Piston Ring Set (Part No.E-251X 10)

Engine Piston Ring Set

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$53.99
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
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Mr. Gasket – Ultra Seal: Performance Overhaul Gasket Kit (Part No.5999)

Ultra Seal: Performance Overhaul Gasket Kit

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$261.99
Contains ultra-seal performance gaskets, cylinder head, intake, exhaust, valve cover and oil pan.

Product Features:
  • Ultra Seal Overhaul Gaskets
  • Excellent Resilience
  • High Temp. Endurance
  • Will Not Creep/Cold-Flow
  • Corrosion Resistant
  • Elastomer Coating
  • Does Not Require Re-Torqueing
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Dorman – Harmonic Balancer Assembly (Part No.594-021)

Harmonic Balancer Assembly

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$104.99
This direct replacement harmonic balancer features a stress-resistant rubber bond to properly absorb engine vibration. Stringent standards help ensure excellent tensile and impact strength for greater durability.

Product Features:
  • Ideal replacement – this harmonic balancer assembly exactly matches the fit and function of the original harmonic balancer for a direct replacement
  • Durable construction – stringent specifications and careful construction help ensure longevity
  • Thoroughly tested – this harmonic balancer has undergone dimensional verification, material validation and functional testing
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Spartan – Engine Long Block; Chry 318 75-84 Engine (Part No.DD11)

Engine Long Block; Chry 318 75-84 Engine

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$1948.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
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Felpro – Engine Oil Pressure Relief Valve Gasket (Part No.3122)

Engine Oil Pressure Relief Valve Gasket

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$3.49
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
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Melling – Stock Replacement OE Type Oil Pump (Part No.M-72)

Stock Replacement OE Type Oil Pump

from

$53.99
Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality
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Melling – Engine Oil Priming Tool (Part No.PT10)

Engine Oil Priming Tool

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$16.99
Melling Engine Oil Priming Tools were developed as a way for engine builders to safely pre-prime the engine with oil prior to the initial engine startup. The Priming tool, with the use of a standard drill circulates oil to all of the critical areas of the new engine quickly and safely.

Product Features:
  • Priming tool circulates oil through critical areas of a new engine before engine start up
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
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Sealed Power – Engine Connecting Rod Bearing (Part No.2130CP 20)

Engine Connecting Rod Bearing

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$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
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Dorman – Pipe Plug C.S. Hex 3/8-18 Npt X 7/16 In. (sold by each) (Part No.090-028)

Pipe Plug C.S. Hex 3/8-18 Npt X 7/16 In. (sold by each)

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$1.29
This engine oil pump drain 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 oil pump drain 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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Cloyes Performance – High Performance Timing Set (Part No.9-3603X9)

High Performance Timing Set

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$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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Cloyes Gear – Engine Timing Chain (Part No.C495)

Engine Timing Chain

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$19.99
A timing chain synchronizes the rotation of the crankshaft and camshaft(s) ensuring proper timing and allows the engine’s valves to open and close during each cylinder’s firing. Available in kits or as a stand-alone product, our chains are pre-stressed and heat-treated for increased durability. Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment

Product Features:
  • Recommended that 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
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • CAD designed and manufactured using premium materials
  • Refer to our online catalog for detailed application-specific information
  • Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.521 SD)

Cylinder Head Gasket: Composite, Without Head Bolts

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$26.49
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:
  • PREMIUM MATERIALS – High-grade stainless armor enhances strength and corrosion resistance while proprietary coatings enhance sealing and anti-stick properties
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Melling – Stock Replacement Oil Pump Screen (Part No.72-S2)

Stock Replacement Oil Pump Screen

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$29.99
A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine ware, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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National – Shaft Repair Sleeve (Part No.99218)

Shaft Repair Sleeve

from

$54.99
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
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Sealed Power – Engine Rocker Arm (Part No.R-862)

Engine Rocker Arm

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$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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Felpro – Intake and Exhaust Manifolds Combination Gasket (Part No.MS 9610 B-1)

Intake and Exhaust Manifolds Combination Gasket

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$23.49
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
  • Premium quality parts
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
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Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4999MA 1)

Engine Crankshaft Main Bearing Set

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$68.99
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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Felpro – Oil Pan Gasket Set: Cork-Rubber, 4 Piece Set (Part No.OS 12705 C-1)

Oil Pan Gasket Set: Cork-Rubber, 4 Piece Set

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$25.49
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:
  • 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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Dorman – Rubber Expansion Plug 1-5/8 In. – Size Range 1-5/8 In. – 1-3/4 In. (Part No.02604)

Rubber Expansion Plug 1-5/8 In. - Size Range 1-5/8 In. - 1-3/4 In.

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$6.99
Our Engine Intake Manifold Expansion Plug is conveniently designed as a direct replacement for stripped plugs. A proper fit is ensured, every time.

Product Features:
  • Manufactured from high quality materials for a long service life
  • Torque values listed on parts (where applicable)
  • Easy to install
  • Constructed to strict engineering quality standards
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Dorman – Help – Rubber Expansion Plug 1-5/8 In. – Size Range 1-5/8 In. – 1-3/4 In. (Part No.10232)

Rubber Expansion Plug 1-5/8 In. - Size Range 1-5/8 In. - 1-3/4 In.

from

$4.29
Our Engine Intake Manifold Expansion Plug is conveniently designed as a direct replacement for stripped plugs. A proper fit is ensured, every time.

Product Features:
  • Manufactured from high quality materials for a long service life
  • Torque values listed on parts (where applicable)
  • Easy to install
  • Constructed to strict engineering quality standards
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Helping You Find the Right Engine Parts for Your Dodge Diplomat

You love your Diplomat. So we’ve made it easier than ever to help you find Dodge Diplomat Engine Parts in our online catalog. Our inventory holds 213 aftermarket and OEM Engine Parts for your Dodge Diplomat, ranging from $1.29 to $1,948.99.

We offer parts from 21 brands trusted to make quality Engine Parts for your Dodge Diplomat. Before you buy, take some time to read through customer reviews. We currently have 6,935 reviews of Dodge Diplomat Engine Parts from previous customers. Some of the top rated parts include Engine Valve Cover Gasket Set with 4.6 stars and Engine Oil Drain Plug Gasket with 3.0 stars.

Find your Diplomat Engine Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Dodge Diplomat part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Engine Parts Brands for Your Dodge Diplomat

Our inventory holds Engine Parts for your Dodge Diplomat from 21 trusted brands. You’ll find OEM and aftermarket parts from brands like Sealed Power, Felpro, and Dorman, all of which can keep that Dodge happy.

FAQs for Dodge Diplomat Engine Parts

What are the most purchased Engine Parts for the Dodge Diplomat?

Out of 213 Engine Parts for the Dodge Diplomat, the most popular in our inventory are:
Engine Valve Lifter
from $5.99
(11)
Engine Valve Lifter
Engine Valve Lifters
Engine Valve Lifter
from $17.99
(5)
Engine Valve Lifter
Engine Valve Lifters

What are the top-rated Dodge Diplomat Engine Parts?

Top-rated Engine Parts for your Dodge Diplomat based on customer reviews/ratings are:
Engine Valve Cover Gasket Set
from $29.99
(5)
Engine Valve Cover Gasket Set
“Fit a 318 v8 perfectly. No leaks!”
Engine Oil Drain Plug Gasket
from $5.31
(4)
Engine Oil Drain Plug Gasket
“Perfect fit for my f-250 diesel gasket. Easy to replace”
Engine Crankshaft Seal Kit
from $31.49
(3)
Engine Crankshaft Seal Kit
“Part received as expected”