1971 Dodge RM300 Performance Engines
Keep Your 1971 Dodge RM300 in Top Shape with Quality Performance Engines
Whether you’re repairing or upgrading your Performance Engine, using high-quality parts is key to keeping your 1971 Dodge RM300 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Engine Camshafts, Performance Torque Converters, and Performance Engine Camshaft and Lifter Kits. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Competitive Prices and Extensive Inventory
The average price for a 1971 Dodge RM300 Performance Engine at Advance Auto Parts is around $554.59, with a range that starts at $257.99 and goes up to $1,398.99. With 15 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like High Energy 218/218 Hydraulic Flat Cam, Magnum 230/230 Hydraulic Flat Cam, and Xtreme Energy 218/224 Hydraulic Flat Cam start at just $257.99 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Performance Engine, don’t forget to check out other key components like Performance Exhaust Products and Performance Fuel Systems. At Advance Auto Parts, we’re here to help you keep your 1971 Dodge RM300 in peak condition, inside and out.
Find Your Specific 1971 Dodge RM300 Performance Engines
Looking for the perfect Performance Engine for your 1971 Dodge RM300? You’re in the right place. Below, you’ll find links to various types of Performance Engines that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Performance Engines, ensuring durability and a precise fit for your Dodge RM300. Whether you’re driving a 1971 model or another popular model year like
1973 and
1974, we’ve got you covered. Purchasing Performance Engines from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Performance Engines that fit your vehicle.
Essential 1971 Dodge RM300 Performance Engines
Competition Cams – High Energy 206/206 Hydraulic Flat Cam K-Kit (Part No.K20-208-2)
from
$1398.99
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:
See More
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.
Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam K-Kit (Part No.K20-222-3)
from
$578.99
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:
See More
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.
Competition Cams – High Energy 218/218 Hydraulic Flat Cam K-Kit (Part No.K20-212-2)
from
$1398.99
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:
See More
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.
Competition Cams – High Energy 206/206 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-208-2)
from
$970.99
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:
See More
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.
Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-223-3)
from
$344.99
SMALL BLOCK CHRYSLER HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Great for street machines, largest cam for stock converter, 273-318 works best with 2000 stall.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chrysler engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, 273-318 works best with 2000 stall.
- 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 212/218 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-221-3)
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:
See More
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.
B & M – Torque Converter, Tork Master 2400 (Part No.10417)
from
$449.99
A higher than stock stall speed as delivered by a B&M Converter will provide several advantages. The high stall converter allows the engine to launch the car at a higher RPM where more torque is available and increased strength.
Product Features:
See More
Product Features:
- New Precision Pump Drive Tube
- Pressure Tested
- Fully Balanced
- Needle Thrust Bearing
- New Thrust Washer
- Washer Between Turbine and Cover
B & M – Torque Converter, Holeshot 3000 (Part No.10425)
from
$999.99
The Holeshot Converter is a very good choice for the typical street machine that is looking for better launch capability and more strength. With a furnace brazed turbine, New turbine hub and dual pattern drive lugs on some Holeshots.
Product Features:
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Product Features:
- Furnace Brazed Impeller
- Steel Alloy Pump Drive Tube
- Heavy Duty Needle Bearing
- Between Stator and Turbine
- Furnace Brazed Turbine
B & M – Torque Converter, Holeshot 2400 (Part No.10415)
from
$549.99
The Holeshot Converter is a very good choice for the typical street machine that is looking for better launch capability and more strength. With a furnace brazed turbine, New turbine hub and dual pattern drive lugs on some Holeshots.
Product Features:
See More
Product Features:
- Furnace Brazed Impeller
- Steel Alloy Pump Drive Tube
- Heavy Duty Needle Bearing
- Between Stator and Turbine
- Furnace Brazed Turbine
Competition Cams – High Energy 218/218 Hydraulic Flat Cam (Part No.20-212-2)
from
$257.99
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:
See More
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.
Competition Cams – Xtreme Energy 230/236 Hydraulic Flat Cam (Part No.20-224-4)
from
$297.99
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:
See More
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.
Competition Cams – High Energy 206/206 Hydraulic Flat Cam (Part No.20-208-2)
from
$436.99
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:
See More
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.
Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Roller Cam (Part No.20-601-9)
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:
See More
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.
Competition Cams – High Energy 212/212 Hydraulic Flat Cam (Part No.20-210-2)
from
$394.99
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:
See More
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.
Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam (Part No.20-222-3)
from
$327.99
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:
See More
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.
Competition Cams – Magnum 230/230 Hydraulic Flat Cam (Part No.20-232-4)
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:
See More
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.
Competition Cams – Xtreme Energy 212/218 Hydraulic Flat Cam (Part No.20-221-3)
from
$284.99
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:
See More
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.
Popular 1971 Dodge RM300 Performance Engines Categories
Most Popular Performance Engine Camshafts for 1971 Dodge RM300s
Enhance your 1971 Dodge RM300 with one of the 8 Performance Engine Camshafts we have in stock, starting at just $257.99.
Competition Cams – Magnum 230/230 Hydraulic Flat Cam (Part No.20-232-4)
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:
See More
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.
Competition Cams – High Energy 218/218 Hydraulic Flat Cam (Part No.20-212-2)
from
$257.99
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:
See More
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.
Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Roller Cam (Part No.20-601-9)
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:
See More
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.
Competition Cams – High Energy 206/206 Hydraulic Flat Cam (Part No.20-208-2)
from
$436.99
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:
See More
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.
Competition Cams – High Energy 212/212 Hydraulic Flat Cam (Part No.20-210-2)
from
$394.99
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:
See More
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.
Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam (Part No.20-222-3)
from
$327.99
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:
See More
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.
Competition Cams – Xtreme Energy 230/236 Hydraulic Flat Cam (Part No.20-224-4)
from
$297.99
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:
See More
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.
Competition Cams – Xtreme Energy 212/218 Hydraulic Flat Cam (Part No.20-221-3)
from
$284.99
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:
See More
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.
Best-Selling 1971 Dodge RM300 Performance Torque Converter
Upgrade your RM300 with our best-selling Performance Torque Converter.
B & M – Torque Converter, Tork Master 2400 (Part No.10417)
from
$449.99
A higher than stock stall speed as delivered by a B&M Converter will provide several advantages. The high stall converter allows the engine to launch the car at a higher RPM where more torque is available and increased strength.
Product Features:
See More
Product Features:
- New Precision Pump Drive Tube
- Pressure Tested
- Fully Balanced
- Needle Thrust Bearing
- New Thrust Washer
- Washer Between Turbine and Cover
Top-Quality Performance Engine Camshaft and Lifter Kits for 1971 Dodge RM300s
Choose a high-quality OEM or aftermarket Performance Engine Camshaft and Lifter Kit for Dodge RM300s and enjoy top-notch performance from $344.99.
Competition Cams – Xtreme Energy 212/218 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-221-3)
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:
See More
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.
Competition Cams – High Energy 206/206 Hydraulic Flat Cam K-Kit (Part No.K20-208-2)
from
$1398.99
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:
See More
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.
Competition Cams – High Energy 218/218 Hydraulic Flat Cam K-Kit (Part No.K20-212-2)
from
$1398.99
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:
See More
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.
Competition Cams – High Energy 206/206 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-208-2)
from
$970.99
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:
See More
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.
Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam K-Kit (Part No.K20-222-3)
from
$578.99
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:
See More
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.
Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam and Lifter Kit (Part No.CL20-223-3)
from
$344.99
SMALL BLOCK CHRYSLER HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Great for street machines, largest cam for stock converter, 273-318 works best with 2000 stall.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chrysler engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, 273-318 works best with 2000 stall.
- 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
FAQs for 1971 Dodge RM300 Performance Engines
What are the best-selling Performance Engines for 1971 Dodge RM300s?
Out of 15 Performance Engines that fit 1971 Dodge RM300s, the following parts are the top sellers:
- High Energy 218/218 Hydraulic Flat Cam (10322028) – $257.99
- Magnum 230/230 Hydraulic Flat Cam (10322241) – $297.99
- Xtreme Energy 218/224 Hydraulic Flat Cam (10322228) – $327.99
What’s the price range for 1971 Dodge RM300 Performance Engines?
The prices of Performance Engines for the 1971 Dodge RM300 range from $257.99 up to $1,398.99 for the most premium parts.
What is the average price of a Performance Engine for a 1971 Dodge RM300?
The average price for Performance Engines for the 1971 Dodge RM300 is $554.59. Keep in mind the variety of part types within our Performance Engine category, where you are likely to find a wide range of prices across a variety of parts and components.
What are the cheapest Performance Engines for my 1971 Dodge RM300?
The cheapest 1971 Dodge RM300 Performance Engines we carry are:
- High Energy 218/218 Hydraulic Flat Cam (10322028) – $257.99
- Xtreme Energy 212/218 Hydraulic Flat Cam (10322274) – $284.99
- Magnum 230/230 Hydraulic Flat Cam (10322241) – $297.99
- Xtreme Energy 230/236 Hydraulic Flat Cam (10322327) – $297.99
- Xtreme Energy 218/224 Hydraulic Flat Cam (10322228) – $327.99
Does Advance Auto Parts sell Performance Engines for any other 1971 Dodge models?
Yes. We stock Performance Engines for 19 other popular 1971 Dodge models. Some of the most popular are 1971 Charger Performance Engines, 1971 Challenger Performance Engines, 1971 Dart Performance Engines, 1971 Monaco Performance Engines, and 1971 Coronet Performance Engines.
What are the top-rated Performance Engines that fit the 1971 Dodge RM300?
The one 1971 Dodge RM300 Performance Engine we have in stock is the High Energy 218/218 Hydraulic Flat Cam. It costs $257.99.
What types of Performance Engines do you sell for my 1971 Dodge RM300?
As of 11/2/25, these are some of the most in-demand types of Performance Engines for a 1971 Dodge RM300:
Can I get help with 1971 Dodge RM300 Performance Engine orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Dodge Performance Engines and more.
What is your return policy for Dodge RM300 Performance Engines?
Advance Auto Parts keeps returns simple. For new Dodge RM300 Performance Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.