Engine Blocks & Parts | Summit Racing

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

$604.15

Dorman Expansion Plugs

Dorman expansion plugs are conveniently designed aftermarket replacements for stripped plugs. A leak-proof fit and long service life are assured every time, due to high-quality standards and materials used in the manufacturing process. Dorman engine and camshaft expansion plugs are offered in multiple sizes, styles, and materials for precise fitment on countless makes and models. They're easy to install and available individually or in multi-pack sets.

4.59 out of 5 stars ( 75 )

$8.99

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$11.99

ARP Main Stud Kits

ARP main stud kits help eliminate main cap walk/fretting and protect the threads in your engine block. They include studs made from 8740 chromoly steel and heat-treated in-house to 190,000 psi tensile-strength rating. The precision J-form threads are rolled after heat-treat for much stronger threads than the competition. Kits come complete with hardened parallel-ground washers and high-quality nuts. Add confidence in the strength of your engine build with the ARP main stud kit designed for your application.

4.81 out of 5 stars ( 392 )

$34.99

Dura-Bond Bellhousing Dowel Pins

Dura-Bond offers bellhousing dowel pins in different lengths and diameters to help finish your build. The dowel pins simplify the task of placing the bellhousing in the engine block. Made from quality materials and precision-machined, these locating pins are solid and strong to do their job reliably—keeping your components in place. Order the sizes needed for your application.

4.8 out of 5 stars ( 15 )

$9.99