Engine
Active filters
Covers the gap between the transmission top cover and the engine cylinder for a finished look. Installs quickly and easily. Durable polished finish.
Smooths the transition from the cylinders to the engine cases for a clean finish. Easy installation with basic hand tools.
Direct-fit oil cooler cover that installs like the stock factory cover for a quick bolt-on upgrade.
Cover extension that protects the shift pivot and grease fitting; easy bolt-on installation.
Simple covers that raise 5/8" above the rocker box bolt for a clean, finished look.
High-performance camshaft with Endurance Ramps for broad torque, reduced valve train noise, and billet steel construction.
Includes all hardware required to install an inner primary. Made in the USA.
Plug and plug kits for Harley-Davidson oil systems. Complete with washers or O-rings; made in the U.S.A.
Three custom screws to mount S&S air cleaner covers. Made in the U.S.A.
Includes four studs and four flanged nuts for secure exhaust attachment.
Made in the U.S.A.
Includes eight studs for one cylinder head. Durable corrosion-resistant finish. Made in the USA.
1-1/2"-24 left-hand threads. Made in the USA. Precision lock nut for transmission mainshaft.