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Spark Plug - FRAM AR3931

Autolite AR3931 High Performance Racing Non-Resistor Spark Plug
Brand: FRAM
Stock # AR3931
Weight: 0.11 Lb. ( 0.05 Kg.)
Dimensions: 1 x 1 x 3.4 '' ( 2.5 x 2.5 x 8.6 cm)
UPC: 00009100032508
Condition: New
In Stock
$12.30
$7.90

Autolite AR3931 High Performance Racing Non-Resistor Spark Plug

Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, Autolite Double Platinum spark plugs feature platinum-to-platinum firing which virtually eliminates gap erosion, reduces misfires and increases durability of the plug. Warrantied for 5 years. Consider upgrading to Autolite Iridium XP spark plugs for increased performance.

  • ASM: No Apps
  • INV: High Performance Racing Non-Resistor
  • KEY: Spark, plug, spark plug, Racing Plug, high performance, Autolite
  • SHO: Race NRes SparkPlug
MSDS Required FlagN
Country of Origin (Primary)MX
Harmonized Tariff Code (Schedule B)8511100000
Warranty Special UOMSR
Remanufactured PartN
Seat StyleGasket
Electrical Terminal TypeStud
Center Electrode Tip MaterialNickel
Gap- Factory Preset.025"
Ground Electrode DesignRetracted
Center Electrode DesignStandard / Regular
ResistorNon Resistor
Ground Electrode Core MaterialNickel
Reach (in).750"
Thread Size14mm x 1.25
Ground Electrode ConfigurationSingle
Insulator MaterialCeramic
Drive Size5/8" (16mm)
Center Electrode Core MaterialCopper
Ground Electrode Tip MaterialNickel