1974 Dodge RM300 Valve Cover and Cylinder Heads

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Keep Your 1974 Dodge RM300 in Top Shape with Quality Valve Cover and Cylinder Heads

Whether you’re repairing or upgrading your Valve Cover and Cylinder Head, using high-quality parts is key to keeping your 1974 Dodge RM300 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Cylinder Head Gasket Sets, Valve Covers, and Engine Valve Locks. 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 1974 Dodge RM300 Valve Cover and Cylinder Head at Advance Auto Parts is around $108.76, with a range that starts at $0.25 and goes up to $249.99. With 12 options in stock from 8 trusted brands, finding the right fit is easy. Popular picks like Edelbrock Signature Series Valve Covers, 4495, Sealed Power Engine Push Rod, RP-3194, and Remflex Flexible Graphite, Set Of 2, 1-1/16 Inch X 1-25/32 Inch Square End Port Size, 6003 start at just $2.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Valve Cover and Cylinder Head, 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 RM300 in peak condition, inside and out.

Essential 1974 Dodge RM300 Valve Cover and Cylinder Heads

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

Sealed Power Engine Push Rod, RP-3194

from

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

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

Felpro Severe Duty Engine Cylinder Head Gasket, 521 SD

from

$31.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.
See More

Victor Reinz – Victor Reinz Engine Cylinder Head Gasket, 61-10337-00 (Part No.61-10337-00)

Victor Reinz Engine Cylinder Head Gasket, 61-10337-00

from

$34.49
For secure, lasting macro and micro sealing, and protection against fuel, oil, water, and anti-freeze, Victor Reinz cylinder head gaskets deliver optimal service. Victor Reinz gaskets deliver OE proven strength and resistance to extreme temperatures and high-combustion pressures, and Victor Reinz engineers choose the most effective materials and designs from the global resources of Dana Incorporated.
See More

Remflex – Remflex Flexible Graphite, Set Of 2, 1-1/16 Inch X 1-25/32 Inch Square End Port Size, 6003 (Part No.6003)

Remflex Flexible Graphite, Set Of 2, 1-1/16 Inch X 1-25/32 Inch Square End Port Size, 6003

from

$49.99
Remflex unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000 degrees – day after day, week after week, year after year. Now, they are bringing this technology to enthusiasts of all kinds to eliminate exhaust leaks for good Whether you have an old pick-up that needs a manifold gasket, or a race car with custom-built headers, you can be assured that Remflex exhaust gaskets will work properly the first time, every time.
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Sealed Power – Sealed Power Engine Valve Spring Retainer Keeper, VK-138 (Part No.VK-138)

Sealed Power Engine Valve Spring Retainer Keeper, VK-138

from

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

Felpro – Felpro PermaTorque Engine Cylinder Head Gasket Set, HS 8553 PT-12 (Part No.HS 8553 PT-12)

Felpro PermaTorque Engine Cylinder Head Gasket Set, HS 8553 PT-12

from

$69.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
See More

Sniper Motorsports – Sniper Motorsports Sniper Valve Cover – Fabricated Aluminum – Chrysler Small Block – Black Finish, 890003B (Part No.890003B)

Sniper Motorsports Sniper Valve Cover - Fabricated Aluminum - Chrysler Small Block - Black Finish, 890003B

from

$249.99
“Sniper’s fabricated aluminum valve covers gives you an excellent way to add a high-end fabricated look without the high-end price. They offer you a lightweight and tough valve cover for your favorite street, off-road, or racing machine. These valve covers are constructed of 6061 T5 sheet aluminum, precision TIG welded for a proper fit, and feature a laser etched “”Sniper”” logo on top. They are available in silver anodized or black coated finishes along with various heights to clear most popular rocker arm combinations. All of our valve covers include mounting hardware for quick and simple installation.”
See More

Edelbrock – Edelbrock Signature Series Valve Covers, 4495 (Part No.4495)

Edelbrock Signature Series Valve Covers, 4495

from

$80.99
The Edelbrock No: 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.
See More

Top Street Performance – Top Street Performance Chrysler Small Block V8 (273-360) Polished Fabricated AluminumValve Covers, JM8096-7P (Part No.JM8096-7P)

Top Street Performance Chrysler Small Block V8 (273-360) Polished Fabricated AluminumValve Covers, JM8096-7P

from

$205.99
TSP Valve Covers are constructed of high-quality materials and are available for any look and application. We?ve got cast aluminum valve covers for the classic or retro look and fabricated aluminum for racing. Our fabricated covers feature CNC-machined rails and are completely TIG welded. They offer excellent stability and valve train clearance along with great looks. So regardless of the application, we?ve got you ?covered.?
See More

Mr. Gasket – Mr. Gasket Chrome Tall-Style Valve Covers, 9806 (Part No.9806)

Mr. Gasket Chrome Tall-Style Valve Covers, 9806

from

$99.99
Chrome plated stamped steel valve covers have a flat smooth top, with internal baffles. Tall-style cover provides extra valve train clearance. Sold as a pair. Will not fit Magnum style heads.
See More

Mr. Gasket – Mr. Gasket Fabricated Aluminum Valve Covers – Black Finish, 6861BG (Part No.6861BG)

Mr. Gasket Fabricated Aluminum Valve Covers - Black Finish, 6861BG

from

$249.99
Mr. Gasket fabricated aluminum valve covers offer you a strong and lightweight valve cover at an affordable price. For your street, off-road, or racing machine. Constructed of 6061 T5 sheet aluminum and precision TIG welded for a great fit. We offer silver anodized or black coated finishes along with various heights to clear most popular rocker arm combinations.
See More

Mr. Gasket – Mr. Gasket Fabricated Aluminum Valve Covers – Silver Finish, 6860G (Part No.6860G)

Mr. Gasket Fabricated Aluminum Valve Covers - Silver Finish, 6860G

from

$228.99
Mr. Gasket fabricated aluminum valve covers offer you a strong and lightweight valve cover at an affordable price. For your street, off-road, or racing machine. Constructed of 6061 T5 sheet aluminum and precision TIG welded for a great fit. We offer silver anodized or black coated finishes along with various heights to clear most popular rocker arm combinations.
See More

Most Popular Cylinder Head Gasket Set for 1974 Dodge RM300s

Enhance your 1974 Dodge RM300 with this popular Cylinder Head Gasket Set we have in stock, for $69.99.

Felpro – Felpro PermaTorque Engine Cylinder Head Gasket Set, HS 8553 PT-12 (Part No.HS 8553 PT-12)

Felpro PermaTorque Engine Cylinder Head Gasket Set, HS 8553 PT-12

from

$69.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
See More

Best-Selling 1974 Dodge RM300 Valve Covers

Upgrade your RM300 with one of our 6 best-selling Valve Covers, earning an average 4 stars rating across 1 reviews.

Mr. Gasket – Mr. Gasket Chrome Tall-Style Valve Covers, 9806 (Part No.9806)

Mr. Gasket Chrome Tall-Style Valve Covers, 9806

from

$99.99
Chrome plated stamped steel valve covers have a flat smooth top, with internal baffles. Tall-style cover provides extra valve train clearance. Sold as a pair. Will not fit Magnum style heads.
See More

Edelbrock – Edelbrock Signature Series Valve Covers, 4495 (Part No.4495)

Edelbrock Signature Series Valve Covers, 4495

from

$80.99
The Edelbrock No: 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.
See More

Sniper Motorsports – Sniper Motorsports Sniper Valve Cover – Fabricated Aluminum – Chrysler Small Block – Black Finish, 890003B (Part No.890003B)

Sniper Motorsports Sniper Valve Cover - Fabricated Aluminum - Chrysler Small Block - Black Finish, 890003B

from

$249.99
“Sniper’s fabricated aluminum valve covers gives you an excellent way to add a high-end fabricated look without the high-end price. They offer you a lightweight and tough valve cover for your favorite street, off-road, or racing machine. These valve covers are constructed of 6061 T5 sheet aluminum, precision TIG welded for a proper fit, and feature a laser etched “”Sniper”” logo on top. They are available in silver anodized or black coated finishes along with various heights to clear most popular rocker arm combinations. All of our valve covers include mounting hardware for quick and simple installation.”
See More

Mr. Gasket – Mr. Gasket Fabricated Aluminum Valve Covers – Black Finish, 6861BG (Part No.6861BG)

Mr. Gasket Fabricated Aluminum Valve Covers - Black Finish, 6861BG

from

$249.99
Mr. Gasket fabricated aluminum valve covers offer you a strong and lightweight valve cover at an affordable price. For your street, off-road, or racing machine. Constructed of 6061 T5 sheet aluminum and precision TIG welded for a great fit. We offer silver anodized or black coated finishes along with various heights to clear most popular rocker arm combinations.
See More

Mr. Gasket – Mr. Gasket Fabricated Aluminum Valve Covers – Silver Finish, 6860G (Part No.6860G)

Mr. Gasket Fabricated Aluminum Valve Covers - Silver Finish, 6860G

from

$228.99
Mr. Gasket fabricated aluminum valve covers offer you a strong and lightweight valve cover at an affordable price. For your street, off-road, or racing machine. Constructed of 6061 T5 sheet aluminum and precision TIG welded for a great fit. We offer silver anodized or black coated finishes along with various heights to clear most popular rocker arm combinations.
See More

Top Street Performance – Top Street Performance Chrysler Small Block V8 (273-360) Polished Fabricated AluminumValve Covers, JM8096-7P (Part No.JM8096-7P)

Top Street Performance Chrysler Small Block V8 (273-360) Polished Fabricated AluminumValve Covers, JM8096-7P

from

$205.99
TSP Valve Covers are constructed of high-quality materials and are available for any look and application. We?ve got cast aluminum valve covers for the classic or retro look and fabricated aluminum for racing. Our fabricated covers feature CNC-machined rails and are completely TIG welded. They offer excellent stability and valve train clearance along with great looks. So regardless of the application, we?ve got you ?covered.?
See More

Top-Quality Engine Valve Locks for 1974 Dodge RM300s

Choose a high-quality OEM or aftermarket Engine Valve Lock for Dodge RM300s and enjoy top-notch performance from $0.30.

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

Sealed Power Engine Valve Spring Retainer Keeper, VK-138

from

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

Top Picks for 1974 Dodge RM300 Cylinder Head Gaskets

Invest in one of our 2 durable Cylinder Head Gaskets for your 1974 Dodge, knowing you’re getting trusted brands and expert craftsmanship.

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

Felpro Severe Duty Engine Cylinder Head Gasket, 521 SD

from

$31.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.
See More

Victor Reinz – Victor Reinz Engine Cylinder Head Gasket, 61-10337-00 (Part No.61-10337-00)

Victor Reinz Engine Cylinder Head Gasket, 61-10337-00

from

$34.49
For secure, lasting macro and micro sealing, and protection against fuel, oil, water, and anti-freeze, Victor Reinz cylinder head gaskets deliver optimal service. Victor Reinz gaskets deliver OE proven strength and resistance to extreme temperatures and high-combustion pressures, and Victor Reinz engineers choose the most effective materials and designs from the global resources of Dana Incorporated.
See More

Our Push Rods for 1974 Dodge RM300s

Make a smart move for your 1974 Dodge RM300 with our Push Rod for $2.49.

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

Sealed Power Engine Push Rod, RP-3194

from

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

FAQs for 1974 Dodge RM300 Valve Cover and Cylinder Heads

What are the best-selling Valve Cover and Cylinder Heads for 1974 Dodge RM300s?

Out of 12 Valve Cover and Cylinder Heads that fit 1974 Dodge RM300s, the following parts are the top sellers:

What’s the price range for 1974 Dodge RM300 Valve Cover and Cylinder Heads?

The prices of Valve Cover and Cylinder Heads for the 1974 Dodge RM300 range from $0.25 up to $249.99 for the most premium parts.

What is the average price of a Valve Cover and Cylinder Head for a 1974 Dodge RM300?

The average price for Valve Cover and Cylinder Heads for the 1974 Dodge RM300 is $108.76. Keep in mind the variety of part types within our Valve Cover and Cylinder Head category, where you are likely to find a wide range of prices across a variety of parts and components.

What are the cheapest Valve Cover and Cylinder Heads for my 1974 Dodge RM300?

Does Advance Auto Parts sell Valve Cover and Cylinder Heads for any other 1974 Dodge models?

What types of Valve Cover and Cylinder Heads do you sell for my 1974 Dodge RM300?

As of 8/2/26, these are some of the most in-demand types of Valve Cover and Cylinder Heads for a 1974 Dodge RM300:

Can I get help with 1974 Dodge RM300 Valve Cover and Cylinder Head orders?

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

What is your return policy for Dodge RM300 Valve Cover and Cylinder Heads?

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