Champion RJ12C Spark Plug, Copper
Description
Constructed with a corrosion-resistant zinc-plated shell. Increased conductivity and heat control for good overall wear.
Highlights:
- Electrode: Nickel Copper Alloy
- Fill Gap Size: 0027 to 0033 inch
- Hex Size: 0813 inch
- Material: Copper
- Thread Size: 0551 inch
- Resists fouling
- Great corrosion resistance
- Dependable and proven performance