Champion Copper Plus Marine 821M spark plug delivers dependable performance with a copper core electrode for increased conductivity and heat control. Built to ISO and SAE standards for proven performance, it inhibits corrosion and provides OE-type replacement performance. Designed for watercraft and vehicle-specific fit, top material is metal with a 14mm thread size and copper core. Includes 4 spark plugs. Manufacturer warranty: Non automotive spark plug guarantee. GTIN/UPC: 037551103003 / 037551005109.
| Materials & Construction | |
| Material | Metal |
| Product Details | |
| Automotive Fit Type | Vehicle Specific Fit |
| Compatible with Vehicle Type | Watercraft |
| Core Material | Copper |
| GTIN | 037551103003 037551005109 |
| Included Components | 4 Spark Plugs |
| Included GTIN/UPC | 00037551005109, 00037551103003 |
| Item Part Number | 821 |
| Item Type Name | Spark Plug |
| Manufacturer Part No | 821 |
| Model Number | 821M |
| Thread Size | 14mm |
| Top Material Type | Metal |
| UPC | 037551103003 |
| Sizing & Dimensions | |
| Height | 0.9300 inches |
| Length | 3.9600 inches |
| Product Dimensions | 3.9600 x 3.9000 x 0.9300 inches |
| Weight | 2.08 ounces |
| Width | 3.9000 inches |
| Technical Specifications | |
| Unit Count | 1.0 Count |
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