NGK 2941 ZGR5A
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| Brand: | NGK |
| Description: | Thread size: M14, standard thread length: 19 mm, head size: 20.8 mm, heat value: medium, center electrode material: nickel alloy, number of ground electrodes: 1 |
| Automobile model: | 3, 5, 7, Freeclimber, Z1 |
| Car model: | BMW, Bertone |
| Thread size: | M14 |
| Thread pitch: | 1.25 mm |
| Sealing method: | Flat gasket |
| Engine type: | Petrol |
| Gap between electrodes: | 0.9mm |
| Heat number: | 5 |
| Calority: | Average |
| Number of side electrodes: | 1 |
| Ground electrode material: | Nickel alloy |
| Center electrode material: | Nickel alloy |
| Wrench head size: | 20.8mm |
| Standard thread length: | 19 mm |
| Tightening angle: | 90° |