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3923 Copper Resistor Spark Plug (8 Pack)
$ 12.72
DESCRIPTION
- Copper-glass seal bonded insulator, terminal post, and center electrode
- Multi-rib insulator reduces danger of "flash-over" to prevent misfires
- Copper core electrode improves heat transfer and optimizes plug life
- Center provides higher thermal conductivity
- High alumina ceramic for high dielectric strength and steel shell for installation robustness
