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Champion 18 RV15YC4 Marine Boat Copper Core Projected Tip 14mm Thread Spark Plug
- Marine Boat Copper Core Projected Tip 14mm Thread Spark Plug
- Center Electrode Core Material: Nickel Copper Alloy
- Center Electrode Tip Material: Nickel Copper Alloy
- Drive Size: 5/8 in
- Ground Electrode Tip Material: Nickel Copper Alloy
- Insulator Material: Zirconia Enhanced
- Insulator Type: Projected
- Manufacturer Heat Range Number: 15
- Projected Tip
- Resistor: Yes
- Seat Style: Tapered
- Thread Size: 14 mm
- Manufacturer: Champion
- Model Number: 18
- Part Number: RV15YC4
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