Spark Plug - 3926 Chevrolet Camaro 87-92, Ford Thunderbird, Lincoln Continental, Pontiac Grand Am 1982 Autolite Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance expectations. The copper core centre electrode aids in thermal control and improves resistance to fouling Specially engineered high nickel alloy centre and ground electrode provides extended life The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods Common Applications Include: Make Model Year Range Engine Base Chevrolet Camaro 1987-1992 V8 5.7L 350cid Chevrolet Corvette 1988-1991 V8 5.7L 350cid Ford F-100 1982 V6 3.8L 232cid Ford Thunderbird 1982 V6 3.8L 232cid Lincoln Continental 1982 V6 3.8L 232cid Pontiac Grand Am 1994 L4 2.3L Product Specifications: Hex Size 5/8 in Insulator Material Ceramic Manufacturer Heat Range 7 Pre-Gap Size 0.044 in Reach 0.75 in Thread Diameter 14 mm