CROW CAMS PERFORMANCE CAMSHAFT TO SUIT HOLDEN COMMODORE VN.II VP VR BUICK L27 3.8L V6Stage 1 CAM648 This Crow Cams very mild cam provides an exceptional torque curve. Given the powerband begins quite low in the rpm range, it has great towing capabilities and a strong pull off the lights. Valve train doesn't require upgrading unless the motor will be exposed to constant heavy abuse. Expect gains of 15 20kW depending on your car's current configuration. Stage 2 CAM682 This Crow Cams performance based cam is designed for standard