The NGK BPR6EFS standard plugs come pre-gapped as specified by your engine manufacturer. It is always recommended to check the gap before installation. Use only the spark plug listed in your engine owners manual. Using the wrong plug can reduce optimum performance.
- NGK BPR6EFS Standard plugs are pre-gapped to your engine manufacturers specifications
- Check your engine owners manual for the correct spark plug and use only the plug as recommended by your engines original equipment manufacturer
- NGK Trivalent metal plating also provides superior anti-corrosion in the marine environment and anti-seizing for easier removal
- This NGK standard plug features a copper core to promote heat dissipation and more efficient spark plug operation and a removable terminal
- Replace all the engine plugs at the same time