Active filters
Premium top-end gasket kit. Made in the USA. Rocker box gaskets sold separately.
Complete top-end gasket kit with head, base and exhaust gaskets plus O-rings. Made in the U.S.A. Rocker box gaskets sold separately.
High-quality top-end gasket kit. Made in the United States. Rocker box gaskets sold separately.
Complete EST top-end gasket kit with embossed stainless-steel MLS components; includes all gaskets, seals, and O‑rings needed to rebuild the top end. Made in USA.
Precision oil pump idler gear for Big Twin models; engineered for reliable operation.
Fits stock chassis; CNC-machined B3 cylinder heads; Super Stock™ T2 crankcases; TC3 oil pump; 10.5:1 compression.
Replaces the stock compliance-fitting or rigid-mount manifold for '84-'99. Fits 5.5550" length cylinders; compatible with stock or S&S heads. Made in USA.
Stainless steel replacement intake and exhaust valves for S&S heads. Made in the USA.
This kit provides all internal hardware and precision-machined components for improved oil scavenging and straightforward installation.