hey guys i have a 10 mil trex top end that belongs to one of my customers! it was ported by arlan@ lrd performance a while back,dragported , it made over 100 hp on gas on dyno jet early last year and then he put on methanol and it was a insane pulling motor, just been sittin on shelf and its time to go! 72 mm bore wiseco pistons , piston show a little wear but runnable allday long comes with base gasket domes for race gas comes with the trex head and nuts,cyl bores are very nice! uses yz 250 reeds and intake boots has a brand new set of 38-41 upp intakes with stock reeds modded.can bolt on and ripp!! $430 shipped!!!also a rdz exstendex clutch cover off off robs personal bike. pm me with email for photos thanks TZ