The MotoSport.com Wiseco Top And Bottom End Banshee Combo Kit includes ONE Wiseco Complete Crank Kit and ONE Wiseco High Performance Banshee Piston Kit, each with the following features: Wiseco Complete Crank Kit: Each kit contains everything you need to complete your rebuild the right way, the first time - crankshaft and connecting rod, all applicable bearings, and complete bottom end gasket kit made to meet or exceed O.E.M. quality. Wiseco connecting rods are double forged from a dedicated forging and feature shot peening, oil slots, and coated bronze thrust washers. Bottom end gasket kits are made from premium materials, exceeding O.E.M. standards, to provide exceptional seal between critical mating surfaces. Main bearings are manufactured to the highest quality standards; each is case hardened for maximum life and smooth operation at high RPM's.