Originally Posted by JYohay
17.5 PSI is def conservative for RBs.
I run my OEMs at 18
I know someone running RBs at 22.5PSI
while 470HP is his max....thats not all that matters.
Its how quick you get to that Max HP/TQ and its a totally different powerband
At 22.5 psi on rbs he should be 500 whp. RB powerband is just like stock.