Revolution Performance, Llc Cylinder Kit - RP201-405W For Harley Sportster 1991-2020 Brand_Powertye Mfg. and provides superior resistance to

and provides superior resistance to corrosion and wear

Designed not to decrease lean angle clearance or cornering ability

brake light switch

stability and long life

Revolution Performance, Llc Cylinder Kit - RP201-405W For Harley Sportster 1991-2020 Brand_Powertye Mfg. and provides superior resistance toFeatures Aerospace grade all aluminum cylinder with nickel silicon carbide (NSC) electroplated bore NSC plated cylinders have less friction for increased horsepower, lower engine temperatures and a longer lifespan Includes pair of all aluminum NSC coated bore cylinders, custom forged pistons with high tension rings specifically designed for NSC cylinders and a head base gasket set Replacement gasket sets available separately Upgraded cylinders studs