Champion RV15YC4 Spark Plugs - MW
Champion RV15YC4 Copper Plus Marine Spark Plug
Champion marine spark plugs are quality OEM replacements. The Champion RV15YC4 Spark Plug features a copper core electrode that provides increased conductivity and heat control for good overall wear. These marine spark plugs are designed to resist overheating under heavy engine loads.
- Copper Plus for dependable performance
- Copper core electrode allows for accurate control of heat range for longer life
- Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
- Patented SAC-9 semiconductor for maximum EMI & RFI suppression.
Built to ISO and SAE standards for proven performance.
Champion Spark Plug # 18
Interchangeable with:
- Mercury Marine
- 33-896329018
- Johnson/Evinrude
- 0765904
- 0765846
- 0772347
- 3854400
WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov

