Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

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Results 1 - 24 of 393

Summit Racing™ Race Valves for Chevrolet

Summit Racing™ race valves for Chevrolets are lightweight, one-piece valves forged from premium 21-4N stainless steel. They will improve power and withstand both the stresses and the high temperatures of performance engines. What's more, to save weight we gave them undercut stems and a swirl-polished finish.

4.61 out of 5 stars ( 70 )

$10.99

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$81.99

Engine Works LS Series Valves

Engine Works LS Series valves are offered in OE and Performance styles for intake and exhaust. Made from stainless steel, the Performance valves are swirl polished and have an undercut stem, and the OE intake valves are black nitrided. Choose the proper size intake or exhaust valves for your application.

4.2 out of 5 stars ( 5 )

$4.96

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$11.86

Manley Severe Duty Series Stainless Steel Valves

Manley Severe Duty series performance valves are a great choice for your high performance or race engine. All valves are made from stainless steel (intakes are NK-844; exhausts are XH-428) with chrome stems and hardened valve tips. Severe Duty series valves are made of superior materials, are fully machined and swirl polished, and are available with either undercut "Pro Flo" stems or straight stems.

4.94 out of 5 stars ( 17 )

$23.58

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$514.08

Manley Race Series Stainless Steel Valves

Manley Race series performance valves are a great choice for your bracket, oval track, or high performance street engine. All valves are made from stainless steel (intakes are NK-842; exhausts are XH-426) with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.

4.95 out of 5 stars ( 77 )

$23.58

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$564.30

Melling Valves

It's never a good idea to cut corners when you're installing new valves. Melling is noted for its world-class engineering, superior grade alloy materials, and advanced manufacturing processes. Melling intake and exhaust valves meet the exacting specifications required for efficient, durable, and powerful performance. They feature high-fatigue strength, excellent heat resistance, and offer years of dependable service. Available in a wide variety of designs and materials for most OEM and performance vehicle applications, each valve is built and validated to meet or exceed OE specifications. Melling valves—unsurpassed quality you can trust.

4.46 out of 5 stars ( 48 )

$3.99

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$32.99

AFR Enforcer Valve Seals

AFR offers valve seals for SBC/SBF Enforcer cylinder head applications from 1955 and up. The valve stem oil seals are made from Viton© rubber—and are designed to original specifications, ensuring proper fit and performance.

5.0 out of 5 stars ( 2 )

$2.10

BTR Valve Stem Seals

BTR LS valve stem seals are designed for stock powdered metal and bronze guides; some include a built-in locator for single springs, and some use separate locators. The valve stem seals allow a carefully defined amount of engine oil from the cylinder head into the combustion chamber—to lubricate the rotating valve stem in the valve guide. BTR valve stem seals are produced from high performance materials for increased part life and lower wear. Order the set recommended for your year/make and engine application.

4.81 out of 5 stars ( 26 )

$1.49

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$15.99

Manley Budget Series Performance Valves

Manley Budget series performance valves are high-quality valves at very affordable prices. All are made from stainless steel (intakes are NK-480; exhausts are XH-422) with chrome stems and hardened valve tips. They're also swirl polished and fully machined. Both the materials used and the heat-treating process are superior to original equipment replacement pieces. These valves are available in stock length and 0.100 in. longer.

5.0 out of 5 stars ( 10 )

$11.90

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$95.12

Brodix Cylinder Heads Super Valve Locks

Brodix Cylinder Heads Super valve locks are wider-angled 10 degree locks. They distribute the ever-increasing valve spring loads over the retainer better than typical 7 degree locks by reducing the chance of "pull-through" failure. These valve locks are precision-machined for accuracy and are available for many popular valve sizes with or without a lash cap recess. Brodix Super valve locks are designed to fit any 10 degree retainer and are recommended for all race applications due to their superior strength.

5.0 out of 5 stars ( 1 )

$2.99

Manley Street Flo Valves

Manley Street Flo valves are excellent-quality valves at an affordable price. All are made from stainless steel (intakes are NK-841; exhausts are XH-424) with chrome stems and hardened valve tips. Street Flo series valves are fully machined and swirl polished, and both the materials used and the heat-treating process are superior to those of the Budget replacement series valves. They're available in a variety of head diameters, with either straight stems or undercut "Pro Flo" stems for increased flow. Order the set that's compatible with your vehicle and engine application.

4.92 out of 5 stars ( 24 )

$17.37

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$148.39

Manley Budget Series Replacement Valves

Manley Budget series replacement valves are high-quality valves at very affordable prices. All valves are made from stainless steel (intakes are NK-840; exhausts are XH-422) with chrome stems and hardened valve tips. They are original equipment shapes with forged and machined finishes. Both the materials used and the heat-treating processes are superior to those of the original equipment replacement pieces.

4.83 out of 5 stars ( 6 )

$9.29

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$74.38

Engine Works Street Series Intake Valves

Elevate your vehicle's performance with Engine Works Street Series intake valves. Designed to unlock maximum power and efficiency, these top-tier products ensure your vehicle operates at its peak potential. Engineered to thrive under high-speed conditions, this performance upgrade guarantees unparalleled durability and remarkable value for your investment. With Engine Works, you can tackle both the racetrack and everyday streets with unwavering confidence, indulging in a thrilling driving experience like never before.

5.0 out of 5 stars ( 1 )

$8.71

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$12.46

Trick Flow® Replacement Valves

When it's time to replace or upgrade the valves in your Trick Flow® cylinder heads, don't cut corners—turn to the company that originally made them. These replacement valves are the same high quality units used in Trick Flow® assembled heads. Features include stainless steel construction, swirl polishing, hardened tips, undercut stems, and dished heads (most applications). The valves install without any modifications and are available for all Trick Flow® cylinder heads.

4.78 out of 5 stars ( 37 )

$26.99

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$264.99

Manley Severe Duty Pro Flo Series Stainless Steel Valves

Manley Severe Duty Pro Flo Series intake and exhaust valves are a great choice for your high performance or race engine. All valves are made from stainless steel (intakes are NK-844; exhausts are XH-428) with chrome stems and hardened valve tips. Severe Duty series valves are fully machined and swirl polished, and offer improved flow with undercut "Pro Flo" stems. Many size options are available, for applications from 1955 and up.

5.0 out of 5 stars ( 5 )

$23.58

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$311.48

Edelbrock Stainless Steel Valves

Don't cut corners when it's time for valves. Get genuine Edelbrock stainless steel valves. They're made from a tough, stainless steel alloy and are carefully designed to increase gas flow for more power. What's more, they have hardened stem tips for durability and are swirl-polished.

4.96 out of 5 stars ( 24 )

$31.95

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$419.95

AFR Replacement Stainless Steel Valves

AFR replacement stainless steel valves are designed to fit your AFR cylinder heads without any modifications. They are made from stainless steel with chrome stems and hardened valve tips. AFR replacement stainless steel valves are also swirl-polished and fully machined. Both the materials used, and the heat-treating process are superior to the original equipment replacement pieces.

4.92 out of 5 stars ( 12 )

$19.99

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$187.00

Dart Severe-Duty Stainless Steel Valves

Dart severe-duty stainless steel valves are designed to withstand the pressures of high-lift roller cams and feature a head design that promotes high flow. They are constructed of high-strength stainless steel that is backcut just enough for flow, without sacrificing strength. They feature swirl-polished heads with hard chrome stems.

5.0 out of 5 stars ( 14 )

$18.99

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$146.99

Manley Race Master Valves

Manley Race Master valves are designed and engineered to withstand the abuse of the track. Race Master valves are targeted by the bracket, drag, and oval track racers, or even those with modified street engines that are operating at engine speeds below 8,000 rpm. These valves are constructed from XH-426 material for the exhaust and NK-842 for the intake valves, making them the strongest valves in their class. Whether everything is on the line at the track, or you just enjoy your high performance car or motorcycle on the street, trust Race Master valves by Manley to keep you on the move. Order the model designed for your vehicle year/make and engine application.

5.0 out of 5 stars ( 5 )

$23.58

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$248.08

Summit Racing™ Replacement Valves

Summit Racing™ replacement valves are designed for our A-356 cast aluminum heads. These stainless steel valves are just like the ones you received originally, so you can rest assured that they will fit and perform perfectly! When you need quality components, Summit Racing™ offers the replacement valves to maintain top performance.

5.0 out of 5 stars ( 1 )

$26.99

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$199.99

COMP Cams Street Valve Locks

COMP Cams Street valve locks are stock replacement for stock engine rebuilds. They're stamped and hardened for superior wear resistance. Use these steel valve locks for street applications with standard valve spring loads. They're available in a variety of sizes, styles, and quantities.

4.84 out of 5 stars ( 45 )

$6.95

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$200.95

Manley 10 Degree Machined Valve Locks

Manley 10 degree machined valve locks are precision-crafted and machined from the highest quality steel alloy and titanium to suit your needs. The steel heat-treated locks feature a black oxide finish. The titanium valve locks are durable and lightweight. Both types of valve locks are available in several valve stem sizes and heights with either conventional or beadlock groove types.

4.9 out of 5 stars ( 21 )

$4.87

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$187.69

Manley Extreme Duty Series Stainless Steel Valves

Manley Extreme Duty Series performance steel valves are a great choice for supercharged, alcohol-burning, or high-revving engines. These engines generate a lot of heat and require special valves that can handle that kind of punishment. All valves are made from the best stainless steel available, with chrome stems and hardened valve tips. Extreme Duty Series valves are swirl-polished and fully machined and available with either undercut heads or straight stems.

4.5 out of 5 stars ( 2 )

$26.39

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$657.72

Brodix Cylinder Heads Exhaust Valves

Are you putting Brodix cylinder heads on your engine? Or, do you just need high-quality valves for a project engine you're building? Order Brodix quality exhaust valves and be done with it. They're available in several configurations to cover a variety of vehicle and engine applications.

5.0 out of 5 stars ( 3 )

$27.50

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$77.99

Crown Automotive Valves

Clean air in, exhaust air out—Crown Automotive valves fit your vehicle with quality and value you can count on. Maintaining efficient engine power depends on the operation of the intake and exhaust valves. These Crown replacements are made from quality materials to provide long-lasting service. Valves are available for a wide range of Jeep and Dodge models, in particular.

5.0 out of 5 stars ( 2 )

$7.99

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$25.99

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