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Autolite XP5325 Iridium XP Spark Plug Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability. | Autolite XP5325 Iridium XP Spark Plug
| Skirt | Yes |
|---|---|
| Indexed | No |
| Hex Size | 5/8 in |
| Hex Type | Hex |
| Seat Type | Flat |
| Grade Type | Performance |
| Resistance | 4000 Ohms |
| Thread Size | M14 - 1.25 |
| Washer Type | Crush |
| Resistor Type | Yes |
| Thread Diameter | 14 mm |
| Washer Included | Yes |
| Insulator Height | 2.006 in |
| Insulator Material | Ceramic |
| Thread Type Standard | Metric |
| Center Electrode Design | Fine Wire |
| Manufacturer Heat Range | 10 |
| Electrical Terminal Type | Non-Removable Nut |
| Ground Electrode Quantity | 1 |
| Center Electrode Projection | Mid Projection |
| Ground Electrode Tip Design | Taper Cut |
| Center Electrode Tip Material | Iridium |
| Ground Electrode Tip Material | Platinum |
| Center Electrode Core Material | Copper |
| Ground Electrode Core Material | Nickel |
| Center Electrode Insulator Tip Projection | 3.4 mm |
| Weight: | 0.12 |
| Shipping : | 9 |
| Alt Inventory: | YES |
| Quantity Required: | 6 |
