I had my 4g63 engine rebuilt and the mechanic had to leave the area due to family and work issues, since then I have lost contact with him.We had the engine installed and everything connected. I have ECMLink and laptop connected to the car, I went to start and no spark, can smell the gas just...

I am having issues with my idle. Basically when cruising if I coast the car idles at 2200rpm. When in gear and NO BOOST the air/fuel fluxuates up and down between 13-15 steadily. And when ever I come to a stop my idle starts to surge. Sometimes it surges quickly sometimes slowly.I don't have...

Wondering what the limits of the stock trans and t-case are. I'm running mid 300ish HP on 15lbs of boost. I would like to know how high I can set the launch rev limiter before I'm gonna start breaking drivetrain components?

Hey guys just hoping to get some insight on tuning. I have a 91 eagle talon with a fully built block and 20g turbo, ecm link v3 with some other goodies but a STOCK transmission and drivetrain.What’s a good launch limit for a stock trans? I really don’t want to have to put a new transfer case...

Hello! I'm new to this thread and the world of DSM. So I bought a 1998 GSX last year with a 6 bolt swap in it, when I drove it back home it was really running rough. So I tried to fix it becuase I thought it was just maintenance problems. This winter, the car didnt start at all, I was thinking...