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.
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.
Protects the oil sending unit sensor and connector; precision-machined for a snug, low-profile fit. Made in the USA.
Provides neat coverage for the oil sending unit sensor and connector. Made in the USA.
Replacement rings sold as a set for one piston. Verify piston compatibility before purchase.
- Versatile gasket kit for multiple engine applications
- Higher performance on imperfect surfaces
- Includes parts for head, base, covers and housings
Easy-install head bolt covers; includes Schrader valve cap. Sold as a set of four.
Replacement piston rings for one piston. Fits Wiseco pistons only.