Impressive horsepower and torque gains on engines running modified and ported cylinder heads and intakes with larger throttle bodies Great performance part for racing and for those that want to...

High-quality valve guide seals Designed to handle high engine temperatures with a built-in spring-loaded wiper to clean excess oil from valve stem with minimal friction 8 PACK Made in the U.S.A. No...

Set your valve spring open height to match your camshaft lifts for optimum valve-train stability and performance. Quality machined valve spring seat shims in 3 thicknesses, 0.060, 0.030, 0.015...

Bearings are heavy-duty full-complement style designed to accept the higher loads and demands of performance engines Manufactured by Koyo® Torrington® Made in the U.S.A. Compatible...

FEULING® OE+ stock replacement billet cam plates are manufactured from 6061 aluminum, providing increased rigidity and machined to FEULING's high tolerance standards Pressure relief valve...

FEULING® OE+ stock replacement billet cam plates are manufactured from 6061 aluminum, providing increased rigidity and machined to FEULING's high tolerance standards Pressure relief valve...

Not recommend to tune beyond stock emissions standards Compatible Vehicles Years Make Make Notes 2018-2019 Harley-Davidson Breakout FXBR 107 2018-2020 Harley-Davidson Breakout FXBRS...

Feature precision rolled threads for optimum engagement, to prevent galling and promote more consistent torque loading Tensile strength rated at 180,000 psi; superior and stronger than OEM and...

Produces solid bottom-end performance and substantial gains above 2800 RPM compared to the stock cams Direct bolt-in replacement for M-Eight engines; can be used with stock valve springs,...

Produces a wide powerband that increases torque and horsepower throughout the entire RPM range Direct bolt-in replacement for M-Eight engines; can be used with stock valve springs, pushrods,...

Gas nitrided and final surface treated Kit includes the shafts and our ARP bolts Recommended for all Twin Cam engines and especially for engines running higher lift camshafts and heavier valve...