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Autolite® Xtreme SportTM spark plugs are designed with an iridium-enhanced fine-wire center electrode to provide better ignitability*, faster fuel combustion, and a more focused ignition. Upgrading to iridium will equip your small engine equipment with greater ignitability and 21% less hydrocarbon emissions than standard plugs, resulting in better fuel efficiency and horsepower.
This part fits the following vehicles.
Showing 100 of 1,008 vehicles. Use the fit check above to see whether this part fits yours.
| Center Electrode Core Material | Copper |
|---|---|
| Center Electrode Design | Fine Wire |
| Center Electrode Projection | Mid Projection |
| Center Electrode Tip Material | Iridium |
| Electrical Terminal Type | Non-Removable Nut |
| Grade Type | Performance |
| Ground Electrode Core Material | Nickel |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | Taper Cut |
| Ground Electrode Tip Material | Nickel |
| Hex Size | 13/16 |
| Hex Type | Hex |
| Indexed | No |
| Insulator Height | 2.22 |
| Insulator Material | Ceramic |
| Manufacturer Heat Range | 12 |
| Pre-Gap Size | 0.9 |
| Resistance | 4000 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Skirt | Yes |
| Street Legal | Yes |
| Thread Diameter | 14 |
| Thread Size | M14 - 1.25 |
| Thread Type Standard | Metric |
| Washer Type | Crush |
| Washer(s) Included | Yes |
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)).
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