| Ground Electrode Core Material | Nickel Copper Alloy |
| Hex Size | 0.813 |
| Manufacturer Heat Range | 77 |
| Seat Type | Flat |
| Resistor Type | Yes |
| Electrical Terminal Type | Non-removable Nut |
| Thread Diameter | 14.000 |
| Washer Included | Yes |
| Ground Electrode Quantity | 1 |
| Center Electrode Tip Material | Nickel |
| Center Electrode Diameter (Inch) | 0.1 |
| Taper Diameter (Inch) | 0.25 |
| Classification | Champion Copper Plus Small Engine |
| Plug Type | QL77JC4 |
| Installed Height (Inch) | 2.24 |
| Part Description | Spark Plug |
| Ground Electrode Material | Nickel Copper Alloy |
| Reach | 0.5 |
| Part Terminology | Spark Plug |
