Cylinder Heads & Valvetrain

Features Kit includes four S&S Quickee pushrods, four pushrod covers and O-rings Pushrods are manufactured from chromoly steel for superior st...

Features Kit includes four S&S Quickee pushrods, four pushrod covers and O-rings Pushrods are manufactured from chromoly steel for superior st...

Features Features precision-hardened ball-type check valve to provide superior sealing and lash control Valve seal is self-cleaning, making it les...

Features Rollers have a larger-than-stock inner bearing race that reduces stress and increases axle life Each lifter body and plunger assembly is ...

Features Hand assembled to exacting tolerances and designed for quiet operation and rapid pump up Reduced valve train noise from start up to shut ...

Features Unique S&S design dual-spring kit reduces the risk of valve float Suitable for high performance applications For valve lift to 0.585"...

Adjustable Pushrods - HP+ Series® - Twin Cam Maintains maximum valve lift Increased stiffness and column rigidity maximizing valve-train stability...

HP+® Fixed Length Pushrods - Stock Replacement - M8 Fixed length 4130 chrome moly one piece pushrods with swedged formed ends Heavy duty 7/16" dia...

Race Series® Short-Travel Hydraulic Lifters - Standard - M8 New revolutionary design with 0.115" of total travel vs. a full travel lifter with 0.2...

Features Features revolutionary design - allows quicker, easier installation without the removal of the rocker covers Threaded adjuster screws int...

Take your bike to the next level with ARLEN NESS Lifter Block Covers - 10 Gauge - Black Anodized / Machined - Twin Cam! These covers are CNC machin...

Take your bike to the next level with ARLEN NESS Lifter Block Covers - 10 Gauge - Black Anodized / Machined - M8! These covers are CNC machined fro...

Features Quality construction with exact dimensions ensures a perfect, leakproof fit Sold each; two required per motor Replacement Part for OEM N...

Features Quality construction with exact dimensions ensures a perfect, leakproof fit Sold each; two required per motor Replacement Part for OEM N...

Features Rocker arm shaft for Harley Davidson models Replacement Part for OEM Number(s) 1761166B Specs Product Name Shaft Type Rocker Arm ...

Features Kit includes upper and lower tubes, clips, cups, springs and washers (O-rings/corks sold separately) One kit will do a complete engine S...

Features Kit includes upper and lower tubes, clips, cups, springs and washers (O-rings/corks sold separately) One kit will do a complete engine S...

Features Contains shims, spacers and seals to rebuild all four rocker arm shafts found in '66-'84 Shovelhead engines Rocker arm won't come out of ...

Features Quality construction with exact dimensions ensures a perfect, leakproof fit Sold each; two required per motor Specs Product Name Cove...

Features Kit includes upper and lower tubes, clips, cups, springs and washers (O-rings/corks sold separately) One kit will do a complete engine S...

Features Quality construction with exact dimensions ensures a perfect, leakproof fit Available in chrome Sold each, two required per motor Specs ...

Features Made in Japan Replacement Part for OEM Number(s) 1792053A Specs Product Name Lifter Style Hydraulic Units Each Riding Style S...

Features 0.4375" diameter chromoly steel for maximum strength Made in the USA Notes Rocker boxes must be removed for installation or removal. Co...

Features 0.4375" diameter chromoly steel for maximum strength Made in the USA Notes Rocker boxes must be removed for installation or removal. Co...