Engine Kits & Rotating Assemblies Engines & Components

Summit Racing™ Engine Rebuild Kits

Doing a rebuild? Let us help. Summit Racing™ engine rebuild kits are comprised of quality components to produce winning results for your build. From the hypereutectic pistons and plasmamoly rings … to the bearings, gaskets, and freeze plugs, you'll have the essentials needed in one convenient package. We offer kits for engines from the 1990s and up; order the package recommended for your application.

5.0 out of 5 stars ( 1 )

$547.94

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$694.94

Federal Mogul Engine Re-Ring Kits

Federal Mogul engine re-ring kits can make your rebuild easy and inexpensive. If your present pistons are in good shape and you don't need cam bearings or an oil pump, then these kits are ideal. They include regular or moly rings, rod bearings, a gasket set, and main bearings. Some kits are also available without main bearings. Please verify all oversizes before ordering. Select the set recommended for your vehicle make and engine application.

4.52 out of 5 stars ( 92 )

$504.96

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$603.86

Federal Mogul Premium Engine Rebuild Kits

These Summit/Federal Mogul Premium engine rebuild kits will make your performance rebuild easy and inexpensive. Everything you need is in one affordable package. They're available with or without pistons (cast, hypereutectic, or forged, depending on the application), chromoly faced compression rings, and exclusive SS-50 oil control rings, as well as main, cam, and rod bearings. Various oil pump configurations are available, depending on the applications, along with top-quality gaskets and freeze plugs.

4.2 out of 5 stars ( 5 )

$545.85

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$735.85

Federal Mogul Economy Engine Rebuild Kits

These Summit/Federal Mogul Economy engine rebuild kits will make your performance rebuild easy and inexpensive. Everything you need is in one affordable package: * Cast, hypereutectic, or forged pistons (depending on the application) * Cast iron compression rings and exclusive SS-50 oil control rings * Main, cam, and rod bearings * Various oil pump configurations are available, depending on the applications * Top-quality gaskets * Freeze plugs * Plastigage * Assembly lube

Not Yet Reviewed

$553.78

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$572.78

Cylinder Works Standard Bore Cylinder Kits

Eliminate the wait with Cylinder Works standard bore cylinder kits. They arrive ready to install, eliminating the hassle of sending out your cylinder for re-plating or boring, and they're competitively priced compared to typical re-plating costs. These cylinders look virtually identical to your OEM parts. Cylinder Works standard bore cylinder kits come in model-specific kits, so choose the one that best fits your application. Features include: * Super-convenient--just purchase and install * Nickel silicon carbide plated for long life * Honed to exact size for easy piston installation * Complete with gaskets, cylinder, and piston kit * No machine work required

4.5 out of 5 stars ( 2 )

$508.26

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$705.46

Hot Rods Complete Bottom End Rebuild Kits

When it's time to do a rebuild, Hot Rods complete bottom end rebuild kits are less expensive and longer lasting than OEM. These kits have all that you need to get back on track and are easy to put together. Each kit contains a crankshaft, main bearing/seals, and a complete gasket set. Water pump seals are not included. Great performance parts from Hot Rods will have you going, going, strong!

5.0 out of 5 stars ( 2 )

$506.56

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$743.71

Summit Racing™ Chevy 350 Engine Kit Pro Packs

These Summit Racing™ Chevy 350 engine kit Pro Packs give you virtually everything you need to assemble your Chevy 350. Features include: * Your choice of forged, hypereutectic, cast, or no pistons * Your choice of Summit Racing™ Stage I, Stage II, or no connecting rods * Available with or without Summit Racing™ Engine Shop cast, 2-piece, rear main seal crankshaft * Sealed power piston rings in your choice of standard, .020, .030, .040, or .060 * Rod and main bearings available in your choice of standard, .010, .020, or .030 * Sealed Power cam bearings * High-volume oil pump assembly with stock pickup welded to the pump * Summit Racing™ True Roller timing chain * Sealants, assembly lube, Plastigage, rod bolt boots, and freeze plugs

5.0 out of 5 stars ( 1 )

$519.84

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$721.83

Summit Racing™ Chevy 350 Engine Kits

As your number-one source for high performance, it only seems right to offer you these Chevy 350 engine kits. They feature Summit Racing™ brand components, matched for optimal performance by our tech experts, so you can get the rebuild components that you need without taking the time to do all of the research. These convenient, affordable kits are available with standard or oversize pistons and standard or undersize bearings. Each kit includes: * T5 heat-treated hypereutectic pistons * Cast iron rings * Bimetal main, rod, and cam bearings * Brass freeze plugs * High-volume iron oil pump * Gaskets * Plastigage and assembly lube

4.23 out of 5 stars ( 13 )

$506.90

Cylinder Works Big Bore Cylinder Kits

Eliminate the wait with Cylinder Works big bore cylinder kits. They arrive ready to install, eliminating the hassle of sending out your cylinder for re-plating or boring, and they're competitively priced compared to typical re-plating costs. These Cylinder Works cylinders look virtually identical to your OEM parts and are conveniently available in "stealthy" big bore sizes. Cylinder Works big bore cylinder kits come in a variety of sizes, so choose the one that best fits your application. Features include: * Super-convenient--just purchase and install * Nickel silicon carbide plated for long life * Honed to exact size for easy piston installation * Complete with gaskets, cylinder, and piston kit * No machine work required

Not Yet Reviewed

$504.68

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$747.60

Vertex Complete Engine Rebuild Kits

Manufactured in Italy, Vertex pistons, both cast and forged, are the premier choice and highest quality aftermarket replacement and performance pistons for dirt bikes, ATVs, and UTVs. Vertex also leads the way in manufacturing high performance gaskets for dirt bikes, ATV, UTV, snowmobiles, and PWCs. Conveniently, Vertex offers a huge number of complete engine rebuild kits, each of which will save you time and money over trying to match up the correct components and buying them separately. Oversized pistons are available in some kits. Choose a kit designed for your powersports vehicle. Kits include: * Crankshaft * Piston kit * Complete engine gasket kit * Oil seal kit * Main bearing and seal kit * Water pump rebuild kit * Transmission bearing kit * Countershaft bushing/seal kit * Camshaft chain where applicable * Counter balancer bearing kit where applicable * Wrist pin bearing where applicable

5.0 out of 5 stars ( 1 )

$504.01

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$737.76

Enginetech Economy Engine Recon Kits

Enginetech offers economy engine recon kits for a variety of applications, including select Chevrolet, GMC, and Ford engines from the 1960s, '70s, '80s, and '90s. These rebuild kits are a collection of replacement parts used to restore a worn-out engine to its original functionality—without having to source the parts individually. They include a piston set, piston ring set, bearing set (rod), bearing set (main), bearing set (cam), full gasket set, timing set, oil pump, and expansion plug kit. Overhaul your engine; order the recon kit recommended for your application.

Not Yet Reviewed

$501.99

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$739.99

Enginetech Premium Engine Remain Kits

Enginetech offers premium engine remain kits for a variety of applications, including select Chevy, GMC, Isuzu, Hummer, Dodge, and Ford engines from 1967 and up. These "re-ring" kits are a set of parts used to refresh an engine by replacing the most worn components while keeping the existing pistons if they're still in good condition. The partial rebuild kits include a piston ring set, bearing set (rod), bearing set (main), and full gasket set. Update your engine; select the premium remain kit recommended for your application

Not Yet Reviewed

$505.99

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$635.99

Vertex Top-End Piston Kits

Vertex top-end piston kits are OEM-style replacements. These kits include everything needed to rebuild a top-end for the specific application selected. When applicable, the wrist pin bearing included is DLC-coated for added longevity. All piston skirts are coated with a high-tech molybdenum disulphide coating for faster break-in and increased piston life along with a T-5 hardening cycle. Rebuild your top-end without worries with Vertex top-end piston kits.

4.67 out of 5 stars ( 3 )

$544.46

Enginetech Premium Engine Recon Kits

Enginetech offers premium engine recon kits for a variety of applications, including select Chevrolet, GMC, Hummer, Dodge, Chrysler, and Toyota engines from 1986 and up. These rebuild kits are a collection of replacement parts used to restore a worn-out engine to its original functionality—without having to source the parts individually. They include (where applicable): a piston set, piston ring set, bearing set (rod), bearing set (main), bearing set (cam), head gasket set, lower gasket set, timing set, oil pump, and expansion plug kit. Overhaul your engine; order the premium recon kit recommended for your application.

Not Yet Reviewed

$505.99

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$700.99

Enginetech Master Engine Rebuild Kits

Enginetech offers master engine rebuild kits for a variety of applications, including Chevy, Jeep, Toyota, Chrysler, and Dodge engines from 1985 and up. These kits contain all of the replacements for parts that normally wear out during the life of an engine. Depending on the kit you select, parts may include: piston set, piston ring set, bearing set (rod), bearing set (main), bearing set (cam), head gasket set, lower gasket set, camshaft (stock), valve lifter, timing set, oil pump or oil pump repair set, and expansion plug kit. Update your powerplant; order the Enginetech kit recommended for your application.

Not Yet Reviewed

$504.99

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$736.99

Cylinder Works Cylinders

Cylinder Works cylinders are your powersports alternative to OEM or re-plating. These standard bore cylinders are brand new—not remanufactured or replaced—and are nickel silicon carbide-plated cast aluminum to provide long life. They're precision-honed to the exact size to make your piston installation easier. Cylinder Works offers dirt bike and ATV enthusiasts quick and affordable access to direct fit replacement cylinders. Order the bore size recommended for your application.

Not Yet Reviewed

$600.35

S&S Cycle M8 Big Bore Cylinders

S&S Cycle M8 big bore cylinders are bolt-on sets for Milwaukee 8 models. They are available in a Wrinkle Black finish with or without highlighted fins. Select the set you would like.

Not Yet Reviewed

$682.95

Sierra Marine Outboard Engine Maintenance Kits

Sierra Marine outboard engine maintenance kits can provide you with a comprehensive solution for maintaining the widely used Mercury Outboard engine models, ensuring optimal performance and reliability. These cost-efficient kits contain the essential components for routine maintenance at designated service intervals. Each kit is presented in a high-quality, full-color Sierra branded box with a vibrant label. The labels showcase product images, detailed information, and contents of the box. Additional details: * Essential parts for your Mercury engine at a fraction of the cost compared to buying them individually * High-quality spark plugs are pre-gapped and ready for installation * Water pump kits, thermostats, and fuel filters specifically engineered for each engine model * Aluminum anodes to prevent corrosion

Not Yet Reviewed

$514.99