Champion (667) A57R Racing Series Spark Plug, Pack of 1

Brand Description: Champion brand spark plugs has been a world leader in the manufacture of spark plugs for every kind of combustion engine for over 100 years. Product Description: Spark Plug High Performance Spark Plug "The same plugs that go into many race cars and trucks are available at your favorite performance shop. Champion plugs for NASCAR engines are engineered to help engine builders, weekend racers and street performance enthusiasts optimize engine performance. Exceptional combustion and strength Withstand extreme operating temperatures and pressures. Projected surface gap design optimizes spark location and eliminates gap growth. " -

Ceramic insulator resists dielectric puncture Exceptional combustion and strength Designed to withstand extreme operating temperatures and pressures