hi every1 im quite new to the cosworth world i use my car daily and iv now encountered a problem a few days ago car was fine then parked it up went shopping come back out car all sweet apart from boost on my t34 had dropped from 20psi to 10psi checked actuater and waste gate and found waste gate arm had cracked on the weld and was loose so pulled on it and it snaped so got it rewelded connected back up and 10psi again tried tightening actuater no change so removed forged dv and boost now hits 27psi so tryed lowering it and it stays the same and everytime i refit dv it will only boost 10psi please help as im stuck also car has dyno print outs of it being 336bhp at 27psi but on the t3 but was running fine on t34 untill this happend.