Engines & Components
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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...
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 daily driver.
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Melling factory replacement hydraulic roller lifters are designed and built to get the job done while ensuring efficient performance and quiet valve train operation. They are perfect for when you're ready to freshen up your engine. Melling factory hydraulic roller lifters are manufactured from the finest materials and designed for the proper fit and long dependable lifter life.
( 19 )
$10.99
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$54.99
Chevrolet Performance factory replacement dipstick tubes are designed for use with your production GM engine block and aftermarket Chevrolet Performance Parts oil pan. They're manufactured from durable materials and install easily with no modifications. The dipstick tubes are available in more than a dozen configurations for vehicles from the 1960s and up. Order the model recommended for your application.
( 95 )
$24.99
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$119.99
Chevrolet Performance factory replacement dipsticks offer an easy upgrade when your original becomes loose, bent, or otherwise dysfunctional. These steel engine oil dipsticks are available in a variety of finishes—and for countless application-specific vehicles.
( 51 )
$19.99
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$82.99
On Sale
These factory muscle camshafts are reproduced from the factory specs and made to COMP Camps' strict tolerances. Available in several styles, these cams keep that stock fit and great sound and combine it with COMPS Cams' incredible performance.
( 16 )
$258.95
$207.16
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$341.95
Improved Racing factory oil cooler delete kits remove the factory water-to-oil 'heater' so your vehicle can run with a more efficient air-to-oil cooling system. These kits come with everything needed to cap-off the radiator hose barb and water pump fittings from the factory setup. An oil cooler adapter (sold separately) is necessary to replace the factory water-to-oil cooler and allow for connecting an air-to-oil cooler. Please verify the fitment and order the Improved Racing factory oil cooler delete kit designed for your application.
Not Yet Reviewed
$14.90
Clearance
Add style and a factory look to your bike with Boyesen Factory ignition covers. These covers are strong, lightweight, and durable, providing years of outstanding protection. Features include: * Asbestos-free gasket is bound with nitrile for a tight, leak-free seal * Individually formed mounting surface to ensure a perfect fit * Investment cast aluminum, which provides excellent heat dissipation and will not warp like stock clutch covers * Super-tough powdercoated finish resists weathering and wear and tear
( 3 )
$87.99
$64.50
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$111.99
Summit Racing™ Pro LS/LT Factory Cams are offered as an affordable, high quality, option to replace a worn or damaged factory camshaft. The cams are built for dependability, made on 5150 bearing steel blanks and finished on CNC grinders and polishers. These grinds are identical to factory, so no changes should be expected in emissions or tuning. Make sure to check them out on your next rebuild or AFM repair.
Not Yet Reviewed
$269.99
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$299.99
BTR Platinum valve spring kits are dual-spring kits, highly recommended when upgrading to an aftermarket camshaft. Each assembly was created to fill the need for high performance—and comes with quality dual-valve springs, titanium or chromoly retainers, locks, seals, and locators for stock or bronze guides. Build a better high performance cam with BTR valve spring kits! Order the material and stem seal color you prefer, and the model recommended for use with your engine application.
( 17 )
$319.99
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$619.99
Summit Racing offers True Roller timing sets for a wide range of vehicles from the 1950s and up. These single- or double-roller sets have rugged true-roller chains, teamed with steel crank and cam sprockets. The crank sprockets feature multiple keyways, which allow you to set the cam timing to your choice of degrees in advanced, retarded, or normal. Order the timing set recommended for your year, make, and engine application.
( 178 )
$30.99
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$71.99
Summit Racing™ Pro LS Single Plane cams are affordable and designed for racing applications where a carburetor and open exhaust are commonly found. These cams have slightly narrower lobe separation to increase torque and compliment short runner intakes. They come in distinct cam timing increments to give you maximum control over the power band. They're also designed with longevity in mind by taking stress off the valvetrain. These lobes remain stable to over 7,000 rpm with a common .600 and .670 lift dual spring kits.
( 21 )
$299.99
These Cloyes Quick Button two-piece timing covers have a removable center plate with an O-ring seal to allow for easy access to your cam when changing your timing. Depending upon your application, some covers feature a built-in roller cam button that allows you to adjust cam endplay with the cover in place. Precision-machined from die-cast aluminum for sure sealing, these covers fit with most water pumps and timing sets.
( 137 )
$160.99
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$193.99
Howards Cams double roller timing sets are hand-matched for quality and reliability. These 3-piece timing sets feature a premium double roller chain for extended life with cast iron cam sprockets. The 3-keyway crank sprockets offer a +4, 0, -4 cam adjustment.
( 12 )
$42.99
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$49.99
Summit Racing™ camshaft retainer plates secure your cam in the block where it belongs. Designed to fit behind the camshaft timing gear, these plates keep end play under control. They're available in different styles for fitment on a variety of Chevrolet small block, big block, LT, and LS-based engine applications from the 1990s and up.
( 92 )
$14.99
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$19.99
Mahle PowerPak Piston Kits and ring kits include forged pistons with steel pins, and wire locks—all in one race-proven package. The pistons are hand-deburred and then coated with dry phosphate to protect against ring micro-welding and pin galling during initial startup. For additional performance, Mahle added its proprietary Grafal anti-friction coating to the piston skirts. These replacement packages are available in a wide variety of size options for fitment with specific engines.
Not Yet Reviewed
$762.16
OMIX-ADA offers valve covers for a large range of Jeep applications. These valve covers are ideal replacements and great for restorations. They're constructed from top-quality materials and meet or exceed OE specifications.
( 31 )
$133.99
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$163.99
ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They're heat-treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12-point nuts, and all studs come complete with hardened parallel washers for an even load distribution and accurate torque readings. With hundreds of models ready to ship, these cylinder head fasteners can be ordered for virtually any style engine.
( 799 )
$203.99
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$238.99
How would you like to enjoy extra horsepower and oil control for your LS engine? Improved Racing batwing oil pan crank scrapers are specifically designed for use with C5 Corvette "Batwing" oil pans. They reduce oil starvation by closely following the contours of the crankshaft and connecting rods to remove excess oil, ensuring oil is quickly returned to the bottom of the sump. The scrapers also reduce parasitic drag and windage losses caused by excess oil on the crank, reducing rotational mass and providing dyno-proven gains. CNC-machined from 6061 T-6 aluminum, they are available for use with factory or a variety of aftermarket H-beam and I-beam connecting rods and can accommodate up to 4.000 in. strokes. Get the most out of your ride with Improved Racing! Features and benefits include: * No modifications required to OE oil pump pickup tube * Bolt-on installation * Over 1.6 lbs. weight reduction * Lifetime warranty * Minor clearancing around counterweights may be required for aftermarket 4.000 in. stroker crankshafts
Not Yet Reviewed
$219.00
OER Authorized alternator brackets are available for your classic GM or Mopar cars and trucks. These accurate reproductions are ideal for replacing your broken or bent factory originals when restoring your engine bay. The brackets are stamped from steel and can be ordered in a black or chrome finish. Select the model recommended for fitment with your vehicle and alternator application.
Not Yet Reviewed
$29.99
On Sale
Fleece Performance introduces the Freedom Series cylinder heads for 6.6L Duramax engines, found in many Chevy and GMC trucks from 2001 and up. Each cylinder head is manufactured in-house at the state-of-the-art Freedom Racing Engine Shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected, pressure and leak tested, and are equipped with new valve guides, springs, and valve seals. Perfect for the daily driver or towing application, these heads utilize stock valves with a 45 degree angle on the intake and exhaust ports. Available with new or remanufactured casting.
Not Yet Reviewed
$1,099.00
ARP High Performance Series head bolt kits are tough. They are rated at 180,000 psi--15 percent stronger than Grade 8 fasteners. They come available with a reduced wrenching hex head or 12-point head that help eliminate the need for valvetrain removal when re-torqueing cylinder heads.
( 1042 )
$86.99
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$248.99
Perma-Cool bolt-on adapters are die cast from aerospace-quality aluminum and machined on CNC production lines. They will help convert your engine to a full-flow system (hardware and illustrated instructions included; fittings and AN adapters sold separately). Whether you're looking to replace the factory oil filter mounting plate, convert to a spin-on filter, or switching to a remote system, Perma-Cool bolt-on adapters make it easier. Order the adapter designed for your application.
( 75 )
$27.39
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$33.79
COMP Cams keyway adjustable billet timing sets are an exceptional choice for your street or race vehicle. Whether you're building, replacing, or upgrading, these sets will deliver the performance you need. The chains are available in single- and double-roller style—and are designed for fitment on a wide range of engine-specific applications. Features include: * Induction-hardened steel billet gears for durability * 9-keyway crank sprocket for 2-degree incremental adjustability, 8-degree maximum advance/retard * Pre-stretched, heat-treated single or double roller chain with heavy-duty large pin design * Includes Torrington roller thrust bearing for reduced friction
( 89 )
$134.95
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$151.95
ICT Billet alternator brackets are made from aerospace-grade billet aluminum. They come packaged in kits that include alternator brackets, bolts, spacers, and all the necessary mounting hardware. They bolt to the face of the block and can only be used on blocks with at least two mounting holes on the front of the block.
( 286 )
$99.99
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$289.99
Upgrade your transmission cooling with a Fluidyne high performance bar and plate transmission fluid cooler. Designed for the 2020-24 GM 6.6L Duramax, these coolers offer 4x the heat dissipation of factory models, ensuring your transmission runs cooler and more efficiently. With the densest fins per inch in the market, Fluidyne coolers provide superior cooling performance. All internal splitter plates are fully welded, preventing fluid contamination between the cold and hot side fluids. Built from aerospace-grade aluminum with bar plate construction, each unit offers maximum cooling with minimal pressure drop. These direct replacements use existing factory mounts for easy installation. Additional details: * Enhanced heat dissipation * Direct bolt in replacement * Densest fins per inch * Proprietary fin design for highest performance * Powdercoated with a proprietary heat-wicking compound * Over 4x the heat exchanging capacity compared to the stock cooler
Not Yet Reviewed
$499.00
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