Home   All Parts   Engine Parts & Diagrams, Scooters-ATVs-Dirt Bikes-GoKarts   Honda Type 49-125cc, Parts Fit Most Chinese, ATVs-Dirtbikes-Small GoKarts   125cc (Honda Copy), ATV - Dirtbike Engine Parts   Cylinder Head-Valves, Camshaft-Intake Manifolds, 125cc ATV-Dirtbikes 52 & 54mm Bore   Top End Gasket Set 125cc 54mm Fits ATVs & DirtBikes with the 125 Honda Copy Engine with 54mm Bore.