These plugs were designed for use on tuned and higher output vehicles that benefit from a plug cooler than the factory heat range
These Hurst® Pit Pack™ Extreme Duty replacement bushings are a no compromise
13/8 V 1975 - 1986 Chevrolet C10 4/8 V 1975 Chevrolet Bel Air 4
125 Type of Component J-Bend
7 V8 1977 - 1993 Chevrolet Caprice Classic 305/5 V8 1977 - 1978 Chevrolet
SS4+ Brake System Rear 4262260HO AN These plugs were designed forFits Rear Ends w Ford 9" Early Big Bearing Housing Ends, (5x4. 50 5x4. 75BC) Features: 2 Piece, 4 Piston, S4 Caliper Manufactured in Phoenix, AZ CNC Machined from US Sourced Forged or Billet Aluminum Powder Coated Finish Hard Anodized Aluminum Pistons, Stainless Steel Abutments and Noise Suppression Clips Dual Seals, Dust Weather & Pressure 2 Piece Slot, Drilled, Zinc Plate Rotor w Billet Aluminum Hat Specs: Axle Rear Axle Flange Ford 9" Early Big