Champion Copper Plus- Boxed – RJ18YC6
Dependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
- Built to ISO and SAE standards for proven performance
- Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
- Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
- Copper core center electrode allows for accurate control of heat range for longer life
- Copper Plus – Dependable Performance.
Champion Copper Plus Spark Plug (Carton of 4)
Application Summary: Buick Pass. Car: 3.8L V6 (76-75), 4.3L V8 (76-75), 5.0L V8 (84-80), 5.7L V8 (80-77), 6.6L V8 (79-77); Cadillac Pass. Car: 5.7L V8 (80-76); GMC Lt. Trk.: 7.5L V8 (74-73); Oldsmobile Pass. Car: 3.8L V6 (76-75), 4.3L V8 (82-75), 5.0L V8 (84-80), 5.7L V8 (80-






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