how much HP should i push down?

[silviadriftr]

with a good tune at about 16-18 psi

Between 280-290 to the wheels after tuning with still running the stock manifold would be my guess. Good luck with the setup.

[flysi00]

Between 280-290 to the wheels after tuning with still running the stock manifold would be my guess. Good luck with the setup.

thanks man im going to be runing a aftermaket manifold my buddy had on his sr20det that some shop in NC made for his car. but once i pay the visa cuz i think its at the max ill be hit u up for that race manifold that dave builds