Thread: With these mods, what will my Pontiac run in a 1/4

Best question is how you are going to tune this thing?

Originally Posted by Pontiac Grand Prix GT

Good thing I Kept the stock just in case.what size pulley could I drop with the mods I got.

Do not drop further than a 3.6

Do you have some kind of scan gauge such as an Aeroforce? If not, you need this. You need to monitor KR.

Originally Posted by blackspike2710

Best question is how you are going to tune this thing?

This.

In-car tunes are the best.