Racing Head Service (RHS) 7931-1 Features: Made From 0.080 in. Wall Chromemoly Steel Tubing Heat Treated Black Oxide Finish Laser-Etched Part Number And Length Smoother More Efficient Valve Train Operation Designed For Hard Core Street/Race Applications Height: 11.25 Width: 3.00 Length: 0.25 Weight: 0.18 lbs Fitment: 1996/GMC/G3500/Vandura Standard Cargo Van 3-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1996/GMC/G3500/Vandura Special Cutaway Van 2-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1996/GMC/G3500/Vandura Extended Cargo Van 3-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1996/GMC/G3500/Rally STX Standard Passenger Van 3-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1996/GMC/G3500/Rally STX Extended Passenger Van 3-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1996/GMC/G3500/Rally Standard Passenge...