BU8H Spark Plug | NGK 6431
Premium NGK spark plugs are known for their reliable performance and superior anti-fouling characteristics.
- NGK spark plug BU8H
- Stock number 6431
- 14mm thread size
- 12.7mm thread length
- Gasket seat
- Surface gap
- 13/16 in. hex
- Replaces Mercury 33-13686B2
- Replaces Mercury 33-13686Q
