Autolite Copper Spark Plug 3923
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Autolite Copper Spark Plug 3923

Autolite
426099
#3923

$279

PRODUCT SPECIFICATIONS

Part #3923
WEIGHT0.45lbs
Ground Electrode DesignTapered
Gap - Factory Preset1.1 mm = 0.044 in
Ground Electrode ConfigurationSingle
Ground Electrode MaterialNickel
Electrical Terminal TypeStud
Heat Range320
Reach (in)0.75
Center Electrode Tip MaterialPlatinum
Center Electrode Core MaterialCopper
ResistorYes

PRODUCT DESCRIPTION

Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Guaranteed to deliver quick starts, good fuel economy and smooth acceleration, Autolite Copper Core spark plugs are designed to meet or exceed ors design requirements. Consider upgrading to Autolite platinum, double platinum or iridium XP plugs for improved engine performance. Copper Core plugs are the industry standard.

  • checkmarkOne-piece terminal post adds strength
  • checkmarkCopper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
  • checkmarkResistor reduces radio frequency interference (RFI) and electrode erosion
  • checkmarkMulti-rib insulator reduces danger of "flash-over
  • checkmarkCold-formed steel shell precision rolled threads
  • checkmarkFull Copper Core electrode provides better performance in all conditions