History Modifications Full xforce 3" mild steel exhaust, 4 into 1 header with 3" collector with 3" 100cel hi flow cats and OTR Gm motorsports street racer 2 cam package. Duration 231/243 @ .050 - Lobe Sep 113 Adv. - Valve Lift INT 0.617 - EXT 0.623 Vehicle Specs Engine Ls1 Body Style Sedan
