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| Ground Electrode Core Material | Nickel Copper Alloy |
| Electrical Terminal Type | Non-Removable Nut |
| Center Electrode Tip Material | Nickel Copper Alloy |
| Pre-Gap Size | 0.040 IN |
| Pre-Gap Size | 1.03 MM |
| Ground Electrode Quantity | 1 |
| Hex Size | 0.625 IN |
| Hex Size | 15.9 MM |
| Insulator Height | 0.06 IN |
| Manufacturer Heat Range | 15 |
| Seat Type | Tapered |
| Reach | 0.689 IN |
| Thread Diameter | 0.551 IN |
| Thread Diameter | 14 MM |
| Resistor Type | Yes |
| Classification | Champion Copper Plus |
| Plug Type | RS15LYC |
| Title | Champion Copper Plus- Boxed - RS15LYC |
| Country of Origin (Primary) | US |
| Harmonized Tariff Code (Schedule B) | 8511100000 |
| Harmonized Tariff Code (HTS) | 8511100000 |
| Refurbished Part | N |
| Remanufactured Part | N |
| UPC | 00037551003655 |
| Brand | Part Number |
|---|---|
| Champion Spark Plug | RS15LYC |
| NGK | TR4 |
| Mopar | 82300321 |
| ACDelco | R42LTSM, R43LTSE, R44LTSM, R44LTSM6, R44LTSMA |
| Motorcraft | AGSF23C, AGSF33C, AGSF43C |
| Torch | 8005, 9003 |
| Bosch | HR8LPX, HR9LCX, HR9LCY, HR9LPX |
| Autolite | 5245 |
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