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: 1979/Pontiac/Firebird/Trans Am Coupe 2-Door/6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated^^1979/Pontiac/Firebird/Formula Coupe 2-Door/6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated^^1978/Pontiac/Grand Safari/Base Wagon 4-Door/6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated^^1978/Pontiac/Firebird/Trans Am Coupe 2-Door/6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated^^1978/Pontiac/Firebird/Formula Coupe 2-Door/6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated^^1978/Pontiac/Catalina/Safari Wagon 4-Door/6.6L 400Cu. In. V8 GAS OHV Nat...