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| Electrode Gap [mm]: | 1 |
| Tightening Torque [Nm]: | 15 |
| Thread Size: | M 14 x 1,25 |
| Thread Length [mm]: | 17.5 |
| Spanner Size: | 16 |
| Spark Position [mm]: | 5 |
| Number of pins: | 1 |
| GMC: | 12621258 |
| GMC: | 12680072 |
| GMC: | 19417055 |
| SAAB: | 12680072 |
| CHEVROLET: | 12 571 165 |
| CHEVROLET: | 12 621 258 |
| CHEVROLET: | 12 680 072 |
| CHEVROLET: | 19 417 055 |
| PONTIAC: | 12621258 |
| PONTIAC: | 19417055 |
| HOLDEN: | 12 621 258 |
| BUICK: | 12621258 |
| BUICK: | 19417055 |
| CADILLAC: | 12571165 |
| CADILLAC: | 12621258 |
| CADILLAC: | 12680072 |
| CADILLAC: | 19417055 |
| HUMMER: | 12621258 |
| HUMMER: | 12680072 |
| HUMMER: | 19417055 |
| HSV: | 12621258 |