The NGK BM6A motorcycle spark plug has a nickel center electrode and one ground electrode. The SAE terminal unscrews, and the spark plug has a flat sealing seat.
- Wrench size: 19 mm
- Thread dimensions: M14 x 1.25
- Thread length: 9.5 mm
- Center electrode: Nickel
- Ground electrodes: 1
- Terminal connection: SAE, removable
- Interference suppression: None
- Sealing seat: Flat
- Spark position: 1 mm