Autolite APP646 Spark Plug
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3.5 / 5 Overall | |
| Autolite | APP646 |
| Brand | Code |
|---|---|
4.0 / 5 Materials | |
| Platinum | Platinum |
| Ground electrode | Center electrode |
2.5 / 5 Design | |
| Standard | Necked Down |
| Ground type | Center type |
| 1.3mm (.050") | 12 |
| Gap | Heat range |
|---|---|
| ⌀14mm | 1.25mm |
| Thread diameter | Thread pitch | 19mm (3/4") | 21mm (13/16") |
| Reach | Hex size |
| Gasket | Solid |
| Seat | Terminal |
| 1 | Non-Projected |
| Ground count | Projection |
