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Spark Plug - FRAM AR51

Autolite AR51 High Performance Racing Non-Resistor Spark Plug
Brand: FRAM
Stock # AR51
Weight: 0.15 Lb. ( 0.07 Kg.)
Dimensions: 1 x 1 x 3.4 '' ( 2.5 x 2.5 x 8.6 cm)
UPC: 00009100017727
Condition: New
In Stock
$9.38
$6.02

Autolite AR51 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.

  • KEY: Spark, plug, spark plug, Racing Plug, high performance, Autolite
  • INV: High Performance Racing Non-Resistor
  • ASM: Porsche 911 (1989-1986)
  • SHO: Race NRes SparkPlug
Remanufactured PartN
Harmonized Tariff Code (Schedule B)8511100000
Country of Origin (Primary)MX
Warranty Special UOMSR
MSDS Required FlagN
Ground Electrode DesignRetracted
Reach (in).750"
Center Electrode Core MaterialCopper
Thread Size14mm x 1.25
Electrical Terminal TypeStud
Ground Electrode Core MaterialNickel
ResistorNon Resistor
Drive Size13/16" (21mm)
Gap- Factory Preset.025"
Center Electrode Tip MaterialNickel
Insulator MaterialCeramic
Ground Electrode Tip MaterialNickel
Ground Electrode ConfigurationSingle
Center Electrode DesignStandard / Regular
Seat StyleGasket