MSD Ignition Street Fire Spark Plug Wire Set Features: Helically Wound Conductor Suppresses Electro And Radio Noise Great Strength And Durability Heavy Duty Terminals For Secure Connection 8 mm Silicone/Synthetic Jacket Resists Heat Improved Spark Delivery And Power Silicone Boots Protect Against High Exhaust Temps Height: 9.00 Width: 7.00 Length: 3.50 Weight: 2.10 lbs Fitment: 1987/GMC/V3500/Sierra Classic Standard Cab Pickup 2-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::N/ A^^1987/GMC/V3500/Sierra Classic Crew Cab Pickup 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::N/ A^^1987/GMC/V3500/Sierra Classic Cab & Chassis 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::N/ A^^1987/GMC/V3500/Sierra Classic Cab & Chassis 2-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::N/A^^1987/GMC/V3500/High Sierra Standard Cab Pickup...