Cometic Powersport Gasket kits for motorcycles, ATVs, and UTVs come complete with a head gasket and base gasket, and designated kits include reed valves, power valves, and exhaust gaskets—everything you need for a leak-free system that will keep you burning up the trails. Cometic Gasket’s top end gasket kits feature Extreme Sealing Technology—the most technologically advanced materials available to ensure a critical seal and superior durability that meets and exceeds original equipment specifications. Build your racer right and own the off-road!