ok ill post some pics sometime soon so you can better understand me. but i had a Bad crach today at the track and im in bad shape aslong as my bike, where the exhuast attaches to the engine, a piece of the top end snapped off andoil leaks out there. just making sure but do you think i need to get a whole new top end? the caseing along with the piston and rings becuase the piston and rings have 25-30 somethin hours on it. again ill post pics to better explain but if you understand go ahead and let me hear the bad news lol