1974 Dodge R300 Camshafts

Keep Your 1974 Dodge R300 in Top Shape with Quality Camshafts

Whether you’re repairing or upgrading your Camshaft, using high-quality parts is key to keeping your 1974 Dodge R300 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Camshaft Bearings, Camshaft and Lifter Kits, and Camshaft Plugs. 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.

Explore Related Parts

While you’re upgrading or replacing your Camshaft, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1974 Dodge R300 in peak condition, inside and out.

Essential 1974 Dodge R300 Camshafts

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 – 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

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

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 – 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 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 – 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.
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 – 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.
See More

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.
See More

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 – 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 – 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.
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

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 – 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 – 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.
See More

Most Popular Camshaft Bearing for 1974 Dodge R300s

Enhance your 1974 Dodge R300 with this popular Camshaft Bearing we have in stock, for $59.99.

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

Best-Selling 1974 Dodge R300 Camshaft and Lifter Kits

Upgrade your R300 with one of our 7 best-selling Camshaft and Lifter Kits.

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.
See More

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.
See More

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 – 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.
See More

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

Top-Quality Camshaft Plugs for 1974 Dodge R300s

Choose a high-quality OEM or aftermarket Camshaft Plug for Dodge R300s and enjoy top-notch performance from $1.79.

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 1974 Dodge R300 Camshafts

Invest in one of our 8 durable Camshafts for your 1974 Dodge, knowing you’re getting trusted brands and expert craftsmanship.

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.
See More

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.
See More

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 – 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

FAQs for 1974 Dodge R300 Camshafts

What are the best-selling Camshafts for 1974 Dodge R300s?

Out of 18 Camshafts that fit 1974 Dodge R300s, the following parts are the top sellers:

What’s the price range for 1974 Dodge R300 Camshafts?

The prices of Camshafts for the 1974 Dodge R300 range from $1.79 up to $1,175.99 for the most premium parts.

What is the average price of a Camshaft for a 1974 Dodge R300?

The average price for Camshafts for the 1974 Dodge R300 is $430.65. Keep in mind the variety of part types within our Camshaft category, where you are likely to find a wide range of prices across a variety of parts and components.

What are the cheapest Camshafts for my 1974 Dodge R300?

The cheapest 1974 Dodge R300 Camshafts we carry are:

Does Advance Auto Parts sell Camshafts for any other 1974 Dodge models?

Yes. We stock Camshafts for 22 other popular 1974 Dodge models. Some of the most popular are 1974 Charger Camshafts, 1974 Challenger Camshafts, 1974 Dart Camshafts, 1974 Ramcharger Camshafts, and 1974 Monaco Camshafts.

What types of Camshafts do you sell for my 1974 Dodge R300?

As of 11/2/25, these are some of the most in-demand types of Camshafts for a 1974 Dodge R300:

Can I get help with 1974 Dodge R300 Camshaft orders?

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

What is your return policy for Dodge R300 Camshafts?

Advance Auto Parts keeps returns simple. For new Dodge R300 Camshafts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.