NGK 4323 BR6FS Spark Plug
- Fit's most carbureted & some throttle body injection engines in tournament ski and wakeboard boats.
- Gap to .035 on most Indmar engines that require this spark plug
- Make sure to use anti-seize on aluminum cylinder heads (All Hammerheads & Corvette Engines)
- Use dielectric grease to avoid spark plug boots from sticking & tearing
- Sold individually
