Originally Posted by 1fastsi

I am running 11 psi but have invested alot of time in the jrsc and would like to try to maximize this set up. I heard that John at LHT has a b20 jrsc that was producing 298 whp and I would like to try to get there if possible. I understand that turbo can easily make more power than the jrsc, but it would be cool to have a 300 horsepower Jackson Powerd GSR, because how often do you hear people with jrsc producing those numbers let alone even own a jrsc.