Mr. Gasket Ultra Seal Valve Cover Gasket Set Features: Creates A Positive Seal Controlled Swelling Gasket Thickness Will Not Decrease Eliminates Re-Torque Of Valves High-Tensile Strength Handles Ex Flange Pressure Forms Leak proof Seal Black Latex Coating Height: 28.50 Width: 8.40 Length: 0.80 Weight: 0.50 lbs Fitment: 1990/GMC/V3500/SLE Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/GMC/V3500/Base Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/GMC/R3500/SLE Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/GMC/R3500/SLE Cab & Chassis 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/GMC/R3500/Base Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/GMC/R3500/Base Cab & Chassis 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally As...