ENGINE AND COMPONENETS

SPEED-KINGS EVO STATOR PLUG RETAINER Ditch that flimsy stator plug retainer and upgrade to a stronger, tried, and true solution! This stator plug r...

Better low speed output to reduce battery discharge at an idle. Lower operating temperature for longer service life. Improved plugs that will ...

100% brand-new, not refurbished Completely assembled with Cycle Pro® upgrades Carburetor comes with assortment of main and pilot Jets for full cov...

S&S V111 engines     Perfect for applications that require great horsepower and torque, but not at the expense of dependability, fuel mileage...

Race only 136" engine specs: Cylinder Heads High-flow cylinder heads with premium seats, guides, valves, springs, and seals +1mm oversized intake...

S&S has been building big bore kits since the 60s and has it down to an absolute science. Our latest efforts are aimed at the Milwaukee Eight®...

NAMZ Complete Stand Alone M8 EFI System with exclusive, plug-n-play engine management harness, proprietary twist grip assembly & Thundermax ECM...

S&S V80 ENGINE    Excellent choice for states with someone who wants a cost effective performance engine! Have an old Evo that is cracked or n...

Allows the installation of T124 Engines in Dyna models due to the engines having external oil lines straight forward and attractive. Allows the in...

S&S V124 engines  Perfect for applications that require great horsepower and torque, but not at the expense of dependability and engine life...

NAMZ Complete Stand Alone EFI Engine Management System with exclusive, plug-n-play EFI wiring harness, proprietary twist grip assembly & Thunde...

Big Bore Kit: 107" to 124" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pist...