Revolution Performance, Llc Big Bore Cylinder Kit - RP201-204W For Harley Motorcycles 1984-1999 Brand_Jims Head Diameter 42

Head Diameter 42

2025 Harley-Davidson Softail Low Rider S FXLRS 2021-2023 Harley-Davidson Softail Standard FXST 2022 Harley-Davidson Softail Low Rider El Diablo FXRST 2022-2023

Material Steel Type Heel Base Color Black Finish Gloss Units Each Product Name Shift Lever Riding Style Street

and oil control rings

hardware and complete instructions

Revolution Performance, Llc Big Bore Cylinder Kit - RP201-204W For Harley Motorcycles 1984-1999 Brand_Jims Head Diameter 42Features Revolution aerospace grade all aluminum cylinders with nickel silicon carbide electroplated bores, which means NO SLEEVING; allows larger bore sizes and less friction for more horsepower, lower temps, and a longer lifespan True bolt on kit that delivers major power with no machine work required Also includes Wiseco forged pistons with rings (that are specifically designed for optimal compatibility with Revolution Performance's cylinders),