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Autolite A353 14mm Spark Plug-13/16 Hex-Gasket Seat .375 In Reach, Med

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What's in the Box

Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. Heat range Medium. 

  • Standard tip
  • 14 mm plug
  • .375" reach
  • 13/16" hex
  • Gasket seat
  • Non-resistor
  • Vendor Number: 353

Note: Please use the Vendor Number to reference the PDF chart links listed.

Heat Range Chart (PDF)

Racing Plug Tech Note (PDF)

Understanding Heat Range (PDF)

Autolite Cross Reference Chart (PDF)

 

Item Details

Medium
Vendor Part Number 353

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  • Standard tip
  • 14 mm plug
  • .375" reach
  • 13/16" hex
  • Gasket seat
  • Non-resistor
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Note: Please use the Vendor Number to reference the PDF chart links listed.

Heat Range Chart (PDF)

Racing Plug Tech Note (PDF)

Understanding Heat Range (PDF)

Autolite Cross Reference Chart (PDF)