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      02-01-2013, 04:40 PM   #25
litz4244
Second Lieutenant
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Drives: e90
Join Date: May 2010
Location: delaware


Posts: 292
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Quote:
Originally Posted by JYohay View Post
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.
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03 z06 402 iron block and vortec t trim 782whp 650 wtq 8.5 psi

07 335 fbo and meth and rb turbos 470whp 460wtq 17psi 11.7@124 full weight sold.