i have afully built 420a turbo motor i am having problems either tuning it or something...i have the car running 12-13psi boost and the car seems to well the motor kinda bounces at times around 45-5000 rpms and wont rev for a sec or 2.. also the car will not go over 1205 it just dies there and wont go... does anyone think this could be a timing issue..
when i buil my motor i have a hahn turbo and hahn portfueler for fuel system i talked to there tech support to build my motr.. my car is bored .20 je pistons 8.8-1 eagle rods crane cams crower springs does anyone have a clue what i could do or anyone able to look at it for me i live in brookfield