Description
MR43T spark plugs come pre-gapped as specified by your engine manufacturer. Use only the spark plug listed in your engine owners manual. Using the wrong plug can reduce optimum performance
- Made by AC Delco with nickel alloy tip
- Check your engine owners manual for the correct spark plug and use only the plug as recommended by your engines original equipment manufacturer
- Nickel-chrome alloy sheathing on the ground and center electrodes help resist wear from spark erosion and the corrosive environment of the combustion chamber
- Dont just clean used spark plugs
- Replace all the engine plugs at the same time