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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ICON FHR Series custom order pistons allow you to specify the exact piston you need in order to match the pistons you already have. These single replacement piston options feature the same VMS 75 alloy, true arc-style lock rings, broached pin holes, breakthrough oil returns, and 5/64 in. ring lands just like the original pistons in ICON's FHR full piston sets. Specification information is required to place an order. Please call 1-800-230-3030 to order.
Not Yet Reviewed
$89.99
ICON Premium Forged custom order pistons allow you to specify the exact piston you need in order to match the pistons you already have. These single replacement piston options have many of the same features, just like the original pistons in their ICON Premium Forged full piston sets. Specification information is required to place an order. Please call 1-800-230-3030 to order.
Not Yet Reviewed
$164.99
March Performance custom small Chevy serpentine conversion kits are made from the same reliable CNC-machined solid billet 6061-T6 aluminum as the other March Performance small Chevy series pulleys, but with a protective, maintenance-free silver gray powdercoated finish. These custom kits replace your low-performance V-belts, pulleys, and brackets, while retaining your standard-rotation water pump. They are simple to bolt on, and eliminate belt throwing. These kits are available with performance pulleys that create an approximately 12 HP increase, depending on the accessories driven. An optional rear support bracket is also available; it's designed for mounting the alternator bracket kit to cylinder heads without threaded mounting holes on their face.
( 54 )
$256.99
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$431.99
FFP Customs offers bolt-on oil fillers that enable you to install them without having to weld on your attractive valve covers. The oil fill bungs are designed to allow the user to drill a hole—or mount on an existing hole in the valve cover for installation. The flanges and caps are O-ringed to provide a leak-free seal. This setup can be used on a wide range of applications. All necessary hardware is included, and all bolt-on fittings are made to work with the industry-standard grommet hole. Aluminum oil fillers are offered in your choice of a natural or black anodized finish.
( 3 )
$45.00
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$48.00
Tired of having to weld-on those attractive valve covers? FFP Customs has the solution when needing a 10 AN/12 AN bolt-on aluminum fitting. No welding or drilling is required with these easy bolt-on and go fasteners. The flange is O-ringed, providing a leak-free seal. The fittings are designed to allow the user to drill holes, or mount on existing holes in the valve cover to install the fitting. Order the size and finish you prefer. Additional details: * Inside diameter of O-ring is the industry standard 1 5/16 in. to work with most valve cover applications * This setup can be used on a wide range of applications * Comes with all necessary hardware * All bolt-on fittings are made to work with the industry-standard grommet hole
( 1 )
$40.00
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$45.00
March Performance Chevy Small Block "Ultra Drive" custom serpentine kits are designed for mounting accessories below the valve covers and in-between the width of the heads. These kits are a low-cost alternative to the Deluxe and Ultra Series that give up nothing in performance. Their components are precision CNC-machined from 6061-T6 aluminum for strength and perfect fit. The pulleys will not fracture like common cast pulleys, since they have high tensile strength for much longer wear—and are hard-coated for extra durability. Custom kits feature: * Sanden air conditioning compressor * 140 amp alternator * GMB aluminum reverse rotation water pump * Maval Type 2 power steering pump (except where noted) * Dayco spring loaded tensioner * Air conditioning bracket * Alternator bracket * Billet power steering bracket (except where noted) * Crank pulley * Hard-coated water pump pulley with fairing * Alternator pulley with machined fan * Power steering and tensioner pulleys * Wing cross emblem * Air conditioning line fittings * Grade 8 mounting hardware * Some models include power steering pump
( 1 )
$1,895.99
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$2,006.99
March Performance Custom series billet aluminum alternator brackets feature alternative sleek styling from their original brackets. They're precision CNC-machined from solid billet 6061-T6 aluminum for superior strength and reduced weight. The brackets fit perfectly and handle high torque and vibration easily.
( 81 )
$41.99
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$188.99
Manley custom order dropship titanium valves give you the freedom to choose the right type of valve for your application. A specification sheet must be filled out prior to ordering. Please call us at 1-800-230-3030 for further information.
Not Yet Reviewed
$152.53
March Performance Chevy Big Block "Ultra Drive" custom serpentine kits are designed for mounting accessories below the valve covers and in-between the width of the heads. They're a low-cost alternative to the Deluxe and Ultra Series that give up nothing in performance. These components are precision CNC-machined from 6061-T6 aluminum for strength and perfect fit. The pulleys will not fracture like common cast pulleys, since they have high tensile strength for much longer wear—and are hard-coated for extra durability. Custom kits feature: * Sanden air conditioning compressor * 140 amp alternator * Edelbrock aluminum reverse rotation short water pump * Maval Type 2 power steering pump (except where noted) * Dayco spring loaded tensioner * Air conditioning bracket * Alternator bracket * Billet power steering bracket (except where noted) * Crank pulley * Hard-coated water pump pulley with fairing * Alternator pulley with machined fan * Billet power steering and tensioner pulleys * Wing cross emblem * Air conditioning line fittings * Grade 8 mounting hardware * Most components available in clear or black powdercoat finish
Not Yet Reviewed
$2,086.99
Summit Racing™ LS engine custom grinds, by COMP Cams, are hydraulic roller camshafts that have been specially ground just for us! They feature modern lobe profiles that take full advantage of high-flowing late model GM LS cylinder heads and are tailored for a specific rpm range and usage, from torque to high-rpm horsepower. Summit Racing™ LS engine custom grinds, by COMP Cams camshafts, are available in a variety of configurations to work with your naturally aspirated, supercharged, nitrous injected, or turbocharged LS engine.
( 1 )
$279.99
Custom chrome alternator brackets from Trans-Dapt add a twist to chrome brackets. They have an alternative design that is less bulky, with a series of styling holes cut into the top. A mirror-chrome finish adds the finishing touch to each bracket. The thick steel construction offers plenty of strength to keep your alternator firmly planted and your belt in line.
Not Yet Reviewed
$35.99
These Severe Duty Gen II custom valves with unmatched strength and superiority are the only valves of their kind. Exhaust material XH-428 and intake material NK-844 are paired together for ultimate dominance over all others. With four times the tensile strength of competitors' intake valves and supremely better fatigue life, Manley Severe Duty Gen II custom valves truly show their commitment to seeing that you're there at the finish. You decide the head diameter and seat and margin widths, as well as valve length, groove type, and location for the perfect custom setup!
Not Yet Reviewed
$40.34
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$666.85
Do you have a boosted, high-heat, high-horsepower engine? Manley offers custom race valves for your high performance engine. These Race Series Gen II custom valves are manufactured from XH-426 (exhaust) and NK-842 (intake) materials with hard tips and hardened grooves. They are tailored to length, groove position, head diameter, margin, and other specifications that you request when ordering. So, whether you're building an engine or are a serious racer, Manley is committed to seeing that you're there at the finish.
Not Yet Reviewed
$32.28
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$525.56
These Wiseco custom order dropship only pistons allow you to specify what type of pistons you want. They require a specification sheet to be filled out. Please call 1-800-230-3030 to order.
Not Yet Reviewed
$132.99
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 )
$414.99
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$1,237.99
Clevite H-Series rod bearings were developed primarily for use in NASCAR type racing but are suitable for all types of competition engines. These H-Series bearings have a medium level of eccentricity, high crush factor, and have hardened steel backs and thin overlays. They also have enlarged chamfers for greater crankshaft fillet clearance and are made without flash plating for better seating. Bearings with .001 in. extra clearance are available for standard size shafts and with or without dowel holes. H-Series bearings are recommended for use with crankshafts that have oversize fillets and where engines run in the medium to high rpm range. They should also be used if contact patterns obtained with Clevite P-Series bearings are too narrow. Contact patterns should ideally cover 2/3 to 3/4 of the bearing surface.
( 163 )
$11.50
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$17.99
VEGE Remanufactured cylinder heads are a popular choice for performance and value. With its advanced and efficient production process, backed by more than eight decades of experience, VEGE is able to supply remanufactured cylinder heads with a level of quality that equals that of new OEM products—at extremely competitive prices. The rebuilt cylinder heads are carefully inspected, cleaned, and then fully machined and assembled with top-of-the-line components. Unless otherwise noted, the assemblies include a cast iron or aluminum cylinder head, intake and exhaust valves, valve springs, retainers, locks, stem seals, rocker arm studs, and more. Many heads include rocker arms. Nearly a thousand models are available, for fitment on countless applications.
( 42 )
$217.50
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$1,101.99
Summit Bucks
ACDelco Gold idler pulleys are built to offer reliable operation under severe conditions. They're dependable in any weather or climate offering, you year-round performance. Mounting hardware is included on some popular applications. These pulleys are manufactured to meet or exceed your expectations for fit, form and function. Order the model recommended for your vehicle.
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$18.99
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$29.99
Make sure your rotating assembly stays together with a set of these Oliver replacement connecting rod bolts. They are available in a variety of materials and lengths to fit your specific connecting rod.
Not Yet Reviewed
$49.99
Summit Bucks
ACDelco drive belt tensioners keep your belts just right—not too loose, not too tight. They offer a perfect complement to the full line of ACDelco belts with high-quality bearings that resist dirt and salt. Hundreds of models are available, with a variety of pulley styles. Reduce belt wear and keep them taut with the long-lasting replacement drive belt tensioner designed to fit your application.
( 39 )
$38.99
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$62.99
On Sale
Professional Products PowerForce harmonic dampers are extremely durable—and economically priced. They're built with a bonding process which adheres the elastomer to the I.D. of the inertia ring and the O.D. of the hub, utilizing a strong adhesive along with an improved elastomer to create a much stronger bond. PowerForce dampers also feature white, easy-to-read timing marks against a painted black background. Each unit is accurately balanced and closely machined for the correct fit. Dozens of models are available for applications from 1955 and up. Choose the size, material, finish, keyways, and other options recommended for your vehicle.
( 334 )
$99.99
$89.99
Dorman oil filler caps are constructed with durable rubber to provide a tight, heat-resistant seal for the valve cover. They effectively prevent debris from entering into the engine oil, helping to protect the engine from damage and ensuring engine longevity. These Dorman direct-fit oil filler caps are easy to install, and most (depending on application) are clearly marked with raised letters for quick identification under your hood.
( 7 )
$11.99
On Sale
COMP Cams Thumpr NSR Hemi Gen III/IV camshafts bring the wildly popular Thumpr sound to late model Hemi engines, while offering big power gains and no need to upgrade valve springs. The cams are made from billet steel cores for increased strength—and require no springs for a far easier installation. Great in naturally aspirated or supercharged applications, COMP Cams Thumpr NSR Hemi Gen III/IV camshafts provide excellent performance in mid- to upper-rpm ranges. Order the model designed for your vehicle and engine application.
Not Yet Reviewed
$579.95
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$605.95
$521.96
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$545.36
Clevite coated H-Series rod bearings were developed primarily for NASCAR racing, but are also well suited to other types of competition engines. They're especially good for engines that run at medium-to-high revs. They have hardened-steel backings with thin overlays and a high crush factor, plus a medium level of eccentricity. H-Series bearings feature Clevite's exclusive TriArmor coating, the industry's only moly/graphite treatment. The sophisticated blend, in a low-friction PTFE polymer base, offers extraordinary protection and lubricity. They also have enlarged chamfers at the sides for greater crank-fillet clearance and are made without flash plating for better seating. The Clevite coated H-Series rod bearings are available with various under-sizes, including 0.001 in. of clearance for polished journals.
( 10 )
$11.99
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