18 psi is probably going to be near the upper limit on pump gas. With that, 650whp on a dynojet should not be a problem, provided he goes with the 1.32 a/R housing and fuel support is there. This is based on results I have seen with the twin scroll kits on the VQ35.
Last edited by Boosted Performance; 10-10-2014 at 04:05 PM.
|