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(888) 312-8812 Login SignupCopper Plus Small Engine Spark Plug QL78YC Card of 1
SMALL ENGINE
| Ground Electrode Tip Design | J Gap |
| Ground Electrode Core Material | Nickel |
| Washer(s) Included | Yes |
| Electrical Terminal Type | Non-Removable Nut |
| Center Electrode Tip Material | Copper |
| Pre-Gap Size | 0.025 IN |
| Ground Electrode Quantity | 1 |
| Hex Size | 0.813 IN |
| Insulator Height | 0.06 IN |
| Manufacturer Heat Range | 78 |
| Seat Type | Flat |
| Reach | 0.5 IN |
| Thread Diameter | 0.551 IN |
| Resistor Type | Yes |
| Hex Type | Hex |
| Washer Type | Crush |
| Indexed | No |
| Center Electrode Diameter (inch) | 0.1 IN |
| Classification | Champion Copper Plus Small Engine |
| Gap Style | J Gap |
| Ground Electrode Material | Nickel Copper Alloy |
| Installed Height (inch) | 2.24 IN |
| Insulator Projection (inch) | 0.06 IN |
| Part Description | Spark Plug |
| Plug Type | QL78YC |
| Taper Diameter (inch) | 0.25 IN |
| Hex Size | 20.650 MM |
| Thread Diameter | 14.000 MM |
| Ground Electrode Tip Material | Nickel |
| Center Electrode Design | Standard |
| Grade Type | Premium |
| Pre-Gap Size | 0.64 MM |
| Subject To Prop 65 (yes/no) | No |
| Country of Origin (Primary) | MX |
| Harmonized Tariff Code (Schedule B) | 8511100000 |
| Harmonized Tariff Code (HTS) | 8511100000 |
| UPC | 00037551011568 |
| VMRS Code | 033003005 |
| Brand | Part Number |
|---|---|
| Champion Spark Plug | QL78YC |
| Mercury Marine | 33938, 33938S |
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