NGK BM7F (6421) STANDARD SPARK PLUG / BOUGIE STANDARD
Technical Specs | |
Thread Size (mm) | 14 |
Thread Reach (mm) | 7.8 |
Hex Size (inch) | 5/8" |
Seat Type | Tapered |
Resistor Type | Non |
Projection Type | Projected |
Heat Range | 7 |
Center Electrode Type & Material | Nickel |
No. of Ground Electrodes | 1 Ground Electrode |
Terminal Type | Loose |
Pre-Set Gap (inch) | 0.028" |
Thread Pitch (mm) | 1.25 |