Autolite 2546 Spark Plug Copper Core, Extended Gap (6 Pack)

• Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
• Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
• Multi-rib insulator reduces danger of "flash-over"
• Resistor reduces radio frequency interference (RFI) and electrode erosion
• Full copper core electrode provides better performance in all conditions

Autolite 2546 Spark Plug Copper Core, Extended Gap Since its inception, the Autolite brand has provided the automotive aftermarket and Original Equipment manufacturers the highest quality ignition products. As a leading supplier of spark plugs, ignition wire sets and Coil-on-Plug boots, the Autolite brand has the right ignition products for you, regardless of your vehicle make or model. Autolite 2546 Spark Plug Copper Core, Extended Gap Features: Product Type: Resistor Heat Range Chart Location: D15 Hex: 5/8" Reach: .708" Resistor/Non-Resistor/Suppressor: Suppressor Seat: Tapered Thread Diameter: 14MM Tip: Power