⚡ Ignite your engine’s potential with Champion’s Copper Plus spark plugs!
The Champion L77JC4 (821M) Copper Plus spark plugs come in a box of 4, featuring high conductivity copper cores, advanced heat control for durability, and superior corrosion resistance. Designed and manufactured in the USA, these spark plugs resist fouling to maintain consistent engine performance and longevity.
| Manufacturer | Champion |
| Brand | Champion |
| Product Dimensions | 9.53 x 2.36 x 8.43 cm; 240 g |
| Item model number | L77JC4 |
| Manufacturer Part Number | L77JC4 (821) Box of 4 |
| Manufacturer | Champion |
| Country of Origin | USA |
| Item Weight | 240 g |
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