Originally Posted by turbo4life

oh ya i have a stage 3 exhaust wheel so ill be getting more lag cuz that seem too fast of a spool... i had full 16psi on my vtack turbo vitara d by 5800 rpm and i had the vtack-E and rockers (hx / vx ----) when i had it in my hatch wiht a ex cam+rockers taht ---- was full boost by just after vtack hit like 5200 and i was running a eGay cast 4-1 manifold kinda like yours.. so how much boost your running?