S&S CYCLE

Increase the displacement of 883cc and 1200cc engines to 1250cc at 10.3:1 compressionCast Flat-Topped Replacement Piston Kits For 1984-'99 HD® Big Twins with Stock Heads or S&S Performance...

S&S Cycle Cam Sprocket - Adjustable - Polaris 330-0753 Polaris -- RZR XP 1000 Sport 4x4 -- (2021, 2022, 2023); Polaris -- RZR XP 1000 4x4 -- (2020, 2019, 2015, 2017, 2014, 2016, 2018, 2021); Polaris...

For use in stock 07-17 Twin Cam engines or 99-06 Twin Cam engines with a hydraulic upgrade cam plate like the S&S TC3bodies machined from 6061 aluminumLarger diameter piston and tighter tolerance fit...

All-out horsepower cam for 124” and larger enginesDesigned specifically for use with monster bores and ported heads (not recommended for stock bore engines)Requires adjustable pushrods and heavy-duty...

All-out horsepower cam for 124” and larger enginesDesigned specifically for use with monster bores and ported heads (not recommended for stock bore engines)Requires adjustable pushrods and heavy-duty...

True 100+ Hp at the wheel in a warranty friendly packageBolt-in, legal performanceNo need for expensive dyno tuningDisplay vehicle data channels in real-timeWeather-resistant for use in all...

True 100+ Hp at the wheel in a warranty friendly packageBolt-in, legal performanceNo need for expensive dyno tuningDisplay vehicle data channels in real-timeWeather-resistant for use in all...

Designed to add even more torque to your big bore M8, for those that keep the revs below 6000 rpmKits include all required bearings, o-rings, and hardwareGear drive cams provide improved valve timing...

Designed to add even more torque to your big bore M8, for those that keep the revs below 6000 rpmKits include all required bearings, o-rings, and hardwareGear drive cams provide improved valve timing...

Designed for 107"/114" motors, compatible with all stock valve train componentsKits include all required bearings, O-rings, and hardwareCapable of producing triple-digit horsepower when coupled with...

Kits include all required bearings, O-rings, and hardwareMade in the U.S.A.550 is an ideal horsepower cam for 114" and larger engines Harley-Davidson -- CVO Street Glide FLHXSE -- (2020, 2021, 2019,...

Designed for 107"/114" motors, compatible with all stock valve train componentsKits include all required bearings, O-rings, and hardwareCapable of producing triple-digit horsepower when coupled with...