Maintain peak engine performance with genuine Mercury Marine Resistor Spark Plugs. Designed to prevent RFI noise from interfering with electronics, these plugs utilize a copper core for efficient heat dissipation and stable spark development. Quicksilver parts are backed by decades of experience to ensure the highest level of protection and reliability for your outboard or MerCruiser engine.
- Meets Mercury Marine original equipment manufacturer specifications
- Resistor design reduces RFI noise for electronics and fishfinders
- Copper core electrode increases heat conductivity and durability
- Ensures proper engine temperature and efficient fuel combustion
- Always check the spark plug gap before installation
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