Description
Part Number: 13686Q
The NGK BU8H semi-surface gap plugs have small side electrode not requiring gap adjustment pre-gap and are nearly immune to pre-ignition (knocking). Use only the spark plug listed in your engine owners manual. Using the wrong plug can reduce optimum performance
- NGK BU8H surface gap plugs feature a semi-surface discharge design to improve ignition and burn off any carbon before it can build up to foul the plug
- Check your engine owner’s manual for the correct spark plug and use only the plug as recommended by your engine’s original equipment manufacturer
- NGK Trivalent metal plating also provides superior anti-corrosion in the marine environment and anti-seizing for easier removal
- The copper core aids in heat removal to keep the spark plug operating efficiently
- Spark plugs are easy to change with common spark plug sockets.