Champion Copper Plus 404 (RN12YC) spark plugs deliver dependable performance for a range of vehicles. Featuring a copper core electrode for increased conductivity and precise heat control, these plugs help provide consistent spark performance and longer wear. The ceramic insulator offers reliable electrical isolation and heat resistance. This listing references a carton-pack configuration (4 per box) as indicated by product naming; UPCs associated with the product include 037551000180 and 037551441228. Manufacturer part number 404 (RN12YC). Thread size: 14mm x 1.25mm. Top material: Ceramic. Core material: Copper. Unit count and packaging vary by listing; verify UPC and part number compatibility with your vehicle before purchase. Proposition 65 warning applies.
- Copper Plus - Dependable Performance and Durability
- Copper core center electrode allows for accurate control of heat range for longer life
- Inhibits corrosion
- Built to ISO and SAE standards for proven performance
Specifications:
| Materials & Construction |
| Material | Ceramic |
| Outer Material | Ceramic |
| Product Details |
| Automotive Fit Type | Universal Fit |
| Compatible with Vehicle Type | Motorcycle |
| Core Material | Copper |
| GTIN | 037551000180 037551441228 |
| Included Components | Champion Copper Plus 404 Spark Plug |
| Manufacturer Part No | 404 (RN12YC) |
| Model Number | RN12YC (404) |
| Thread Size | 0.55 x 0.05 inches |
| Top Material Type | Ceramic |
| UPC | 037551000180 037551441228 |
| Sizing & Dimensions |
| Height | 0.8900 inches |
| Length | 3.9400 inches |
| Product Weight | 2.08 ounces |
| Weight | 0.5 pounds |
| Width | 3.9300 inches |
| Technical Specifications |
| Thread Size (metric) | 14mm x 1.25mm |
| Warranty | Warranty |
