Wiseco BE202M09050 Wiseco 14-23 Polaris Scrambler Sportsman 1000 90.50mm Bore Black Edition Piston KitWiseco BE202M09050 Wiseco 14 23 Polaris Scrambler Sportsman 1000 90. 50mm Bore Black Edition Piston Kit ArmorX Piston Coating is applied to piston crown, ring grooves, and pin bore through electrochemical process for maximum resistance to high loads and high cylinder pressures ArmorGlide Skirt Coating is applied in house and provides reduced operating friction and heat as well as minimized cylinder wear Dedicated Forge tooling for each application