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: 0.60 Weight: 0.44 lbs Fitment: 1990/Chevrolet/V3500/Silverado Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/Chevrolet/V3500/Scottsdale Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/Chevrolet/V3500/Cheyenne Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/Chevrolet/V2500 Suburban/Silverado Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/Chevrolet/V2500 Suburban/Scottsdale Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1990/...