Valvetrain

Upgrade to S&S bolt-in performance camshafts Improves engine performance - higher lift and optimized cam timing S&S Quickee pushrods - easy installation, without removing rocker covers Replaces...

Street Performance .585" Valve Spring Kit for 1999-'04 Twin Cam 88 big twins w/ stock heads Single wire conical shape Suitable for high performance applications Accommodates camshaft lift to 0...

Unique S&S design dual-spring kit reduces the risk of valve float Single wire conical shape Suitable for high performance applications Accommodates camshaft lift to 0.585" For valve lift with 1.800"...

Unique S&S design dual-spring kit reduces the risk of valve float Works well with cams up to .605" lift High Performance conical single wire spring 0.605" valve lift 1.535" installed height 68lb...

Stainless steel 1.575" head diameter Made in the U.S.A. Compatible Vehicles

Exhaust Valve 1.605" x 4.428" @ 1.509" Gauge For 1984-'99 bt and 1986-2003 xl Made in the U.S.A. Compatible Vehicles

1.720" head diameter Made in the U.S.A Compatible Vehicles Years

Stainless steel 1.605" head diameter Made in the U.S.A. Compatible Vehicles

1.950" head diameter Made in the U.S.A Compatible Vehicles Years

Bolt on big bore kits mean easy installation with no machining and no rebalancing S&S bolt-in cams and premium tappets make the most of the added displacement Cams are .482" lift and 240°...

For use in custom applications where stock keepers won't fit Chromed steel finish 2.2" length Sold in kits of four assemblies; enough for one engine