New setup; GT Block Tomei 2.8 (87 mm pistons with Titanium top ring)
9.0:1 compression ratio 260 at 10.65 cams. (custom grind)
Full effort HKS/NAPREC head. (1.5mm OS valves, NAPREC CNC machining, intake squish pad removed, decked 1 mm)
Ported manifolds (to head and turbine housing)
Nismo 0.9 mm head gasket Nismo Plenum Nismo intercooler Tomei series 1 dumps Garrett -5's Racepace motorsport twin 3 inch exhaust Blackbox ECU (This ECU is yet to be released for GTR's) Ethanol flex fuel setup Ross Tuffbond crank trigger. (Timing is no longer taken from the CAS) Stock airbox with a $10 paper filter in it. United E85
Modified turbo intake pipes Made 472 RWKW with the EBC on (highest was 474). Peaks at about 28 or so then trails back to 25.5 ish top end. With the EBC off (20 PSI) it mate 441 RWKW. We only did 10 power runs with no cam fiddling so there may be more left in it. Tuning for very strong midrange midrange more than anything.