1971 Dodge RM300 Car Parts & Accessories

Value-priced seal meets all cataloged application requirements.

Product Features:

• Brand may vary by location

Product Features:

• Imperial high-performance transmission cooler
• Size: 3/4″ x 10″ x 15-7/8″
• SAE 45-degree fittings for maximum reliability
• Electrostatic powder-coated to prevent corrosion
• SAE 45 degree fittings for maximum reliability
• Electrostatically powder coated to prevent corrosion
• All aluminum lightweight construction

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:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

Value-priced seal meets all cataloged application requirements.

Product Features:

• Brand may vary by location

The Imperial Maxi-Cool® XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.

Product Features:

• Imperial Maxi-Cool® plate and fin transmission cooler
• Size: 3/4″ x 11″ x 7-1/2″
• Mid-size and full-size cars, pickups
• GVWR up to 20,000 lbs.; towing up to 2,500 lbs.

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

• Premium bearing design matches OEM specifications
• Precision manufactured using premium-grade steel for outstanding durability and performance
• Crowned raceways and rollers to ensure even load distribution for maximum life
• Industry leading coverage
• Professional technicians know they can depend on National

Product Features:

• Class “A” motor homes, large travel trailers, 5th-wheel trailers
• GVWR up to 30,000 lbs.; towing up to 10,000 lbs.

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
• Unsurpassed quality you can trust
• Validated for fit, form and function
• Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

Product Features:

• Imperial Econo-Kool« tube and fin transmission cooler
• Size: 3/4″ x 10″ x 15-7/8″
• Class “A” motor homes, large travel trailers, 5th-wheel trailers
• GVWR up to 26,000 lbs.; towing up to 10,000 lbs.
• Compatible with OEM cooler systems
• Ultrasonically soldered for reliability
• 100% pressure testing to 150 PSI for quality assurance
• High efficiency turbulators

Product Features:

• Imperial Rapid-Cool« plate and fin transmission cooler
• Size: 3/4″ x 11″ x 9-1/2″
• Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
• GVWR up to 24,000 lbs.; towing up to 5,000 lbs.
• 33% more efficient than a comparable tube and fin design

Product Features:

• Mid-size and full-size cars, pickups
• GVWR up to 18,000 lbs.; towing up to 3,500 lbs
• Compatible with OEM cooler systems
• Ultrasonically soldered for reliability
• 100% pressure testing to 150 PSI for quality assurance
• High efficiency turbulators

High Performance Transmission Oil Cooler 3/4″ x 7-1/2″ x 15-1/2″. Heavy duty. Black. Imperial High Performance coolers are designed to provide outstanding cooling as well as complement other high-performance accessories.

Product Features:

• Imperial high-performance transmission cooler
• Size: 3/4″ x 7-1/2″ x 15-7/8″
• SAE 45-degree fittings for maximum reliability
• Electrostatic powder-coated to prevent corrosion

Value-priced bearing meets all cataloged application requirements.

Product Features:

• Brand may vary by location

Product Features:

• Transmission line fitting kit
• Dodge, Jeep with hose splicer fittings
• Helps simplify transmission cooler installation
• Allows for auxiliary transmission cooler installation without cutting OE lines
• Crafted from high-quality material that makes it durable and longer-lasting
• A high quality, direct fit OE replacement
• Easily connects the transmission cooler line to the cooler hose
• Coated for extra protection against corrosion

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:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

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░F to 225░F / -40░C to 107░C
• Good low temperature capability
• Low swell in hydrocarbon fluids
• Delivers quality and reliable performance for every type of repair

Product Features:

• Imperial high-performance transmission cooler
• Size: 3/4″ x 7-1/2″ x 12-1/2″
• SAE 45-degree fittings for maximum reliability
• Electrostatic powder-coated to prevent corrosion
• SAE 45 degree fittings for maximum reliability
• Electrostatically powder coated to prevent corrosion
• All aluminum lightweight construction

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:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

• Premium bearing design matches OEM specifications
• Precision manufactured using premium-grade steel for outstanding durability and performance
• Crowned raceways and rollers to ensure even load distribution for maximum life
• Industry leading coverage
• Professional technicians know they can depend on National

Product Features:

• Imperial Econo-Kool« tube and fin transmission cooler
• Size: 3/4″ x 7-1/2″ x 15-7/8″
• Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
• GVWR up to 22,000 lbs.; towing up to 5,000 lbs.
• Compatible with OEM cooler systems
• Ultrasonically soldered for reliability
• 100% pressure testing to 150 PSI for quality assurance
• High efficiency turbulators

AUTO TRANS BAND

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:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

This B&M Shift Improver kit fits all 1971-1977 Chrysler, Dodge and Plymouth TF727 transmissions with 6 cyl and V8 engines, along with A-904 transmissions with V-8 engines. This kit recalibrates your automatic transmission for optimum performance, extended life by eliminating shift overlap and excess wear on clutches & bands due to slippage. You get two modes of performance to select from: Stage 1 Heavy Duty, or Stage 2 Street/Strip. Stage 1 gives firm positive shifts without loss of driver comfort for improved shifting performance in all street vehicles. Street/Strip is for high performance street use or for competitive events for the enthusiast who wants the hardest hitting, quickest possible shifts. All you need are basic tools, the included installation instructions and in the space of an afternoon you can turn your transmission into a B&M-tuned unit! Ask the thousands of satisfied customers that have installed one in their transmissions!

Product Features:

• Eliminates Shift Overlap
• Provides Crisp Shifts
• On Any Stock Automatic Transmission
• Eliminates Soft/Sluggish Shift
• Eliminate Clutch and Band Wear
• Improves Transmission Life
• Transmission Removal Not Required

These pans are offered in stock depth or deep with extra capacity and available in both steel and aluminum to fit your specific needs. Each kit Includes the drain plug, gasket and hardware.

Product Features:

• Chrome / Steel
• Stock capacity
• Includes drain plug, gasket and hardware

Chrysler 727 Transmission Pan Gasket – Made from cork/neoprene gasket material which features excellent compressibility and high recovery to create a positive seal.

Product Features:

• High density cork-nitrile rubber blend
• Excellent compressibility and high recovery to create a positive seal
• Excellent Compressibility

Converter: Tf-727 28-3200 Stall

The Magnum Grip Pro Stick shifter delivers rock-solid performance, mixed with clean design cues and compact size. This is why you see so many Pro Stick shifters at the race track. We start off with a heavy duty steel base with a hardened steel gate plate

Product Features:

• All One-Handed
• NHRA/IHRA Reverse Lockout Meets Requirements
• Mount Directly To Floor/Chassis/Or w/Quick Release
• Ultimate For Powerglide Applications
• Lightweight Brushed Alum. Cover

The B&M Transkit includes the same quality components used in a B&M street strip transmission, in a do it yourself kit. Our Transpak is included giving improved shift feel, while still retaining full automatic function.

Product Features:

• High Perf. Friction Materials
• Complete Overhaul Gasket Set
• Modification Components
• Replacement Valves
• Replacement Springs

Block heaters help to increase oil viscosity in cold weather in 2 to 5 hours. They also improve lubrication of engine parts and protect the engine from cold weather starts. The heaters decrease the amount of hydrocarbons put into the atmosphere when a vehicle is started in cold weather.

Product Features:

• Size: 3/4 in. x 10 in. x 12-1/4 in.
• Medium duty applications
• All except Chevrolet V8 applications
• Two-pass design for increased cooling

Remanufactured precision machined OE crankshafts.

Product Features:

• The unit is machined to a .010/.010 standard or .25mm/.25mm metric depth on the rod and main journals.
• Includes matching rod and main bearings.
• Journals Micropolished.

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

Product Features:

• Imperial Econo-Kool« engine oil cooler kit
• Size: 3/4″ x 7-1/2″ x 12-1/2″
• Light-duty applications
• All except Chevrolet V8 applications
• Size: 3/4 in. x 7-1/2 in. x 12-1/2 in.
• Light duty applications
• All except Chevrolet V8 applications
• Lightweight construction with high-efficiency turbulators

Melling high volume oil pumps increase the amount of oil flow by an average of 20% through the engine improving oil pressure at idle providing dependable performance every time in every application. Every Melling high volume oil pump is engineered and ass

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
• High volume oil pump supplies additional oil to engines when necessary for high performance applications or low oil pressure issues

Billet Crankshaft Sprocket Has Three Keyways for +/- 4 Degrees Adjustability. Crankshaft Sprocket Heat Treated for Durability. 0.200 in. Double Row Fixed Bushing Chain.

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.

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

Remanufactured precision machined OE crankshafts.

Product Features:

• Includes matching rod and main bearings.
• Journals Micropolished.
• All units subject to complete quality inspection.

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

Product Features:

• Imperial Swirl-Cool« engine oil cooler kit
• Size: 1-1/2″ x 6-1/2″ x 18″
• Heavy-duty applications
• All except Chevrolet V8 applications
• Universal Cooler, NOT a direct OE replacement. User to determine fitment prior to installation
• Heavy duty applications
• All except Chevrolet V8 applications

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

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.

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

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.

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. Ideal for use with higher compression ratio engines that

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.

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.

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

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

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