hi all, i currently have a 96' r33 gtr running 17psi on HKS 2540's, its currently makeing 320hp at all 4. i've been reading through the forums and it seems like its not makeing what it should be. any thoughts on why?
mods-
weisco pistons, scat rods, 650cc sards, 2x 044 and 040 lift, e11v2, 4" exhaust, FMIC, HKS cam gears.