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Warranty
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ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.
| Ground Electrode Quantity | 1 |
| Thread Diameter | 0.55 in |
| Manufacturer Part Number | R42XLS |
| Spark Plug Reach | 19 mm |
| VMRS Code | 033003005 |
| Spark Plug Seat Type | Flat |
| Quality Level | Good |
| Weight | 0.4 lbs |
| Spark Plug Heat Range | NGK2 |
| Brand | ACDelco |
| Spark Plug Thread Size | 14 mm |
| Length | 4.16 in |
| Seat Type | Gasket |
| Electrode Core Material | Copper |
| Insulator Material | Ceramic |
| Resistor Type | Yes |
| Spark Plug Hex Size | 13/16 in. |
| SDS Required | No |
| Hex Size | 13/16 in |
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