Great running and very powerful 450! I've taken good care of the quad. Was rebuilt by the previous owner which includes. 14:1 wiseco piston (stock bore) Stage 1 hot camsFull polished head Hot rods crank Fmf header with hmf silencer Dirt digger clutch 140 watt stator Race velocity intake w/k&n air filter and a outwear sockI'll throw in paddles, tons of engine parts to much stuff to list.