The Sparks Racing 935cc Big Block Cylinder Kit is a perfect big bore kit for any RZR 900 XP owner who wants to drastically increase performance without sacrificing reliability. This kit is a “bolt-on” kit, so there's no bottom-end modifications required and this kit is designed to use the stock connecting rods. The stock cylinders are designed to only be installed with the engine completely disassembled. The Sparks Racing Big Block cylinder was specifically designed to be installed without taking the engine completely apart, so the installation can be done without removing the engine from the car.
Big Block Kit Key Features: Industry leading one-piece cast cylinder with closed deck design Closed-deck design offers increased cylinder rigidity and gasket sealing capability as compared to an open-deck design Nikisil plated cylinder which offers light-weight extreme durability and performance Enlarged water jackets for increased heat dissipation and cooling Custom designed head gasket to insure gasket integrity Custom CP pistons manufactured specifically for Sparks Racing Available for pump fuel, race fuel, and turbo applications.
