The COMETIC Complete Top End Rebuild Kit provides precision-engineered performance for Pistons, Cylinders & Top End applications. *OEM Specification:* Top End Gasket Kit - Gas Gas. Key Specifications & Features - Units: Kit - Riding Style: Off-Road - Engine Type: 2-Stroke - Product Name: Gasket Kit - Type: Top End - Model: Hi-Performance - Available Configurations: GASKETS TOP END GAS GAS, GASKETS TOP END KAWASAKI, GASKETS TOP END YAMAHA, GASKETS TOP END YAMAHA, GASKETS TOP END HONDA, GASKETS TOP END YAMAHA, GASKET KIT TOP END BUELL, TOP END SET XR650 2002 (+2 more options)