
Autolite - Spark Plug 4173/4 Copper - 4173
Autolite
$1.94
$5.95
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Autolite - Spark Plug 4173/4 Copper - 4173
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 Cold-formed steel shell precision rolled threads Full copper core electrode provides better performance in all conditions Verify all cross reference listings before purchase