Spark Plug 4173/4 Copper

  • Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
  • Multi-rib insulator reduces danger of “flash-over”
  • One-piece terminal post adds strength
  • Resistor reduces radio frequency interference (RFI) and electrode erosion
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Special Price $3.33 Regular Price $5.95 USD
SKU
4-4173
Manufacturer:
AUTOLITE