CSP-502 Copper Plus Spark Plug D21
Champion Copper Plus 502 Spark Plug D21 for Agriculture and Industrial
Features:
- Designed for high compression and aggressive environments
- Superior performance and long lasting durability
- Backed by global engineering from Federal-Mogul
- Manufactured for long-lasting durability
Champion® industrial and agricultural spark plugs are backed by global engineering from Federal-Mogul. Precious metals, FISS and Hot Lock designs allow us to provide a plug that Withstands today’s high-temperature/high load service environments.
Atributes:
| Pre-Gap Size | 0.64 |
| Hex Type | Hex |
| Center Electrode Design | Standard |
| Electrical Terminal Type | Removable Nut |
| Seat Type | Flat |
| Thread Diameter | 0.709 |
| Thread Diameter | 18 |
| Grade Type | Premium |
| Ground Electrode Tip Material | Nickel |
| Manufacturer Heat Range | 21 |
| Ground Electrode Core Material | Nickel |
| Center Electrode Tip Material | Nickel |
| Ground Electrode Quantity | 1 |
| Classification | Champion Agricultural Plugs |
| Resistor Type | No |
| Part Description | Spark Plug |
| Plug Type | D21 |
| Hex Size | 0.875 |
| Hex Size | 22.23 |
| Reach | 0.5 |
| Pre-Gap Size | 0.025 |
Vehicle Applications:
| Make | Model | Years |
| Buick | Series 40 | 1930 to 1930 |
| Buick | Series 50 | 1930 to 1930 |
| Buick | Series 60 | 1930 to 1930 |
| Hotchkiss | Gregoire | 1950 to 1954 |
| Hudson | Model O | 1927 to 1928 |
| Hudson | Model S | 1927 to 1928 |
| Hudson | Super Six | 1922 to 1926 |
| Nash | Series 660 | 1931 to 1931 |
| Nash | Series 870 | 1931 to 1931 |
| Nash | Series 960 | 1932 to 1932 |
| Nash | Series 970 | 1932 to 1932 |
| Nash | Standard | 1929 to 1929 |
| Pontiac | Model 401 | 1931 to 1931 |
| Pontiac | Model 6-30 B | 1930 to 1930 |






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