| Reach | 0.5 |
| Thread Diameter | 14.000 |
| Electrical Terminal Type | Non-Removable |
| Plug Type | QL78V |
| Installed Height (Inch) | 2.18 |
| Center Electrode Diameter (Inch) | 0.1 |
| Gap Size | 1.65 |
| Taper Diameter (Inch) | 0.35 |
| Seat Type | Flat |
| Center Electrode Tip Material | Nickel |
| Classification | Champion Copper Plus Small Engine |
| Ground Electrode Core Material | Nickel Copper Alloy |
| Resistor Type | Yes |
| Manufacturer Heat Range | 78 |
| Hex Size | 20.650 |
| Part Terminology | Spark Plug |
