Engine

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Complete top-end kit with forged pistons, rings, retainer clips and chrome piston pins. Includes X-Ring package; pistons made in the USA.
ArmorX™-coated pistons with ArmorFit™ skirt coating for smooth, quiet operation. Includes pistons, rings, pins and circlips. Made in the U.S.A.
Compact oil cooler kit with AN #6 fittings, supplied clamps and reducers, and precision-machined components for durable, easy installation.
Forged pistons with ArmorGlide™ coated skirts, rings, retainer clips, and chrome piston pins. ArmorPlating on Twin Cam pistons improves ring seal and detonation resistance. Made in the USA.
Transparent cam cover designed to match Assault series air cleaners. Made in the USA.
Complete oil cooler kit with AN #6 fittings and frame-mount clamps.
CNC-machined billet aluminum construction for precise fit.
Replacement rings sold as a set for one piston. Verify piston compatibility before purchase.
Complete gasket and seal kit for the deflector plate that prevents leaks and restores reliable sealing. Made in the USA.
Direct replacement engine gasket for reliable sealing and leak prevention.
Replacement gasket for cam chests. Made in the USA.
Contains gaskets, oil seals and O-rings to completely rebuild M-Eight or Twin Cam engines. Available as motor sets or top end sets. Made in the U.S.A.
Custom aluminum cover with ball-milled finish. Sold individually.
Polished chrome billet inspection cover in ball-end milled or smooth style; includes chrome hardware. Sold each.
Billet-style inspection cover with included mounting hardware. Sold individually.
Top-quality gaskets, seals and o-rings that meet or exceed OEM specifications. Primary gasket with silicone beading. Made in the U.S.A.