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Fits 1966–1984 Big Twin engines (except 1980–1981). Increases mid-range and top-end power; idle is unaffected. Check spring travel and clearances on 1980+ models.
Bolts into 1966–1984 Big Twin engines (except 1980–1981); increases mid- and high-rpm power while preserving idle.
Great street cam for 84–88-inch strokers; upgraded from the #6 grind with strong torque from 2,200–6,500 rpm.
High-quality heat-treated cam drive component, made in the U.S.A.; recommended for professional installation.
EST gasket kit with embossed stainless steel head, base, and rocker gaskets covered in proprietary rubber. Includes all gaskets, seals, and O-rings to rebuild the top end. Made in the USA.
Complete gasket kit with MLS head gaskets, steel Viton®-coated base gaskets, blue Viton valve stem seals and AFM race-style exhaust gaskets. Includes motor, primary, derby and inspection cover gaskets where applicable. Made in the USA.
Aluminum Foamette Material gasket for reliable carburetor to backing plate sealing. Made in the USA. Simple fit and durable performance.
High-quality cylinder head gasket engineered for long-lasting seals. Multi-layer and composite options resist heat, creep and cracking. Made in the USA.
High-quality, fuel-resistant oil pump gasket with AFM construction and aluminum core bonded to a nitrile rubber coating. Made in the USA.
Aluminum Foamette gasket with aluminum core and bonded nitrile coating. Does not require gasket sealer. Made in the USA.