Yes, Si impeller and it was just over 12psi. If the serp belt would have held the power I would have seen over 14 psi and over 550whp.
__________________
ROTREX SUPERCHARGER TUNER KITS - $6799/ CUSTOM STILLEN AIR TO AIR KITS -$2100/ 700+ WHP!! WWW.TOPGUNSPEEDWORKS.COM
|