Engine rebuild kit for Yamaha YZ 125 2005-2014 Includes: Hot Rods Crankshaft & Bearings Vertex Seal Kit Vertex Engine Gasket Kit Athena Stock Bore (54mm) Cylinder w/Power Valve Athena Cylinder Head w/Removable Dome Athena Piston, Rings, Wrist Pin & Circlips Head Studs Power Valve Springs *Photo is generic, you will receive the correct parts for the model listed* For questions please call customer service