Mr. Gasket Valve Cover Features: Flat/Smooth Top Height: 12.50 Width: 23.60 Length: 4.30 Weight: 6.75 lbs Fitment: 1989/GMC/V3500/Sierra Classic Standard Cab Pickup 2-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1989/GMC/V3500/Sierra Classic Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1989/GMC/V3500/Sierra Classic Cab & Chassis 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1989/GMC/V3500/Sierra Classic Cab & Chassis 2-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1989/GMC/V3500/High Sierra Standard Cab Pickup 2-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1989/GMC/V3500/High Sierra Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1989/GMC/V3500/High Sierra Cab & Chassis 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated^^1989/GMC/V3500/High Sierra Cab & Ch...