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Replacement gear cover gasket for sealing and leak prevention. Simple to install and intended for direct fitment.
Complete head bolt kit with 12-point bolts and all necessary hardware for installation.
Standard valve guides for KN-series engines; fit stock 1936–1947 OHV Knucklehead Big Twins. Reduced upper diameter for high-lift valve springs.
Precision head gasket designed to provide reliable sealing and resist leaks during normal operation.
Exhaust pipe gasket for a durable, leak-free seal between exhaust components.
Exhaust pipe gasket that seals joints and resists heat for reliable performance.
Durable valve retention components compatible with S&S Valve Keeper designs.
High-strength 8-stud and 8-bolt kit improves clamping consistency; head bolts are reusable and compatible with MLS and graphite gaskets.
Forged 8620 steel roller rocker arms with 3/4" bushings; set includes two front and two rear. Must be used with adjustable pushrods (sold separately).