Originally posted by Vapor
you'll be lucky if you dont blow it at 10-12lbs on that turbo with only 450s running at 100% duty cycle. I'd set it at -31% all the way across, or the max you can run without throwing a cel for map sensor. I'd also get it on a dyno with wideband asap
when i had th 310's i was pushing 10 lbs with chipped ecu and vafc making 280/185 with 11.8 a/f all the way across. Why would he need that big of an injector? I dont know the car and all he has. I wanted to now how do you decide what size of an injector would be best for an aplication?