Autolite(R) Copper Spark Plugs are manufactured to deliver quick starts, improved fuel economy and smooth acceleration. Autolite(R) spark plugs are the best alternative to OE spark plugs, offering OE form, fit and function for all makes and models, both foreign and domestic, at a value price. Autolite provides the automotive aftermarket and Original Equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs. Package Dimensions: 1.00 x 1.00 x 3.38 inches Package Weight: 0.1 lb Package Quantity: 1 UPC: 009100025432 Center Electrode Core Material: Copper Center Electrode Design: Standard / Regular Center Electrode Tip Material: Copper Drive Size: 5/8" (16mm) Electrical Terminal Type: Stud Gap- Factory Preset: .044" (1.1mm) IN Ground Electrode Configuration: Single Ground Electrode Core Material: Nickel Ground Electrode Design: Tapered Ground Electrode Tip Material: Copper Insulator Material: Ceramic Insulator Type: Projected Reach: 0.708" IN Resistor: Resistor Seat Style: Tapered Thread Size: 14mm X 1.25 MM Country of Origin: US Remanufactured Part: N