Description
AC8 AC Delco Platinum Spark Plug
| GM Part # | 19266587 |
| Insulator Barrel Diameter | 10.49mm |
| Installed Height | 52.71mm |
| Reach | 17.25mm |
| Reach (inch) | 11/16 |
| Spark Location | 3.37mm |
| Gap | 0.89mm |
| Max Side wire projection | 6.29mm |
| Side wire Thickness | 1.52mm |
| Side wire width | 2.79mm |
| Thread Pitch | M14x1.25 |
| Hex size (inch) | 5/8 |
| Electrode Enhancements | Single platinum pad on the center electrode with c |
| Seat Type | Conical |
| Terminal Type | Solid |
| Insulator Profile | Smooth |
| Heat Range | 280 |
| Electrode | J Type – single |
| Resistor Style | Yes |
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