Denso U31FER9 Spark Plug
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2.9 / 5 Overall | |
| Denso | U31FER9 |
| Brand | Code |
|---|---|
3.0 / 5 Materials | |
| Copper | Copper |
| Ground electrode | Center electrode |
2.8 / 5 Design | |
| Standard | Standard |
| Ground type | Center type |
| 0.9mm (.035") | 31 |
| Gap | Heat range |
|---|---|
| ⌀10mm | 1mm |
| Thread diameter | Thread pitch | 19mm (3/4") | 18mm () |
| Reach | Hex size |
| Gasket | Threaded Stud |
| Seat | Terminal |
| 1 | Non-Projected |
| Ground count | Projection |