Champion 7989 Spark Plug
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3.8 / 5 Overall | |
| Champion | 7989 |
| Brand | Code |
|---|---|
4.0 / 5 Materials | |
| Platinum | Platinum |
| Ground electrode | Center electrode |
3.5 / 5 Design | |
| Standard | Fine Wire |
| Ground type | Center type |
| 1.15mm (.045") | 12 |
| Gap | Heat range |
|---|---|
| ⌀15.5mm | mm |
| Thread diameter | Thread pitch | 21.5mm (.846") | 16mm (5/8") |
| Reach | Hex size |
| Tapered | Solid |
| Seat | Terminal |
| 1 | Non-Projected |
| Ground count | Projection |
