Competition Cams 12-256-4 Features: Produces Better Throttle Response Produces Top Engine Horsepower Delivers Increased Engine Vacuum 1 Year Limited Warranty Height: 2.75 Width: 3.00 Length: 24.50 Weight: 8.94 lbs Fitment: 1996/Chevrolet/G30/Sportvan Standard Passenger Van 3-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle^^1996/Chevrolet/G30/Sportvan Extended Passenger Van 3-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle^^1996/Chevrolet/G30/Hi-Cube Cutaway Van 2-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle^^1996/Chevrolet/G30/Chevy Van Standard Cargo Van 3-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Not Legal For Sale Or U...