Hi-Performance Racing Spark Plug
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Autolite Hi-Performance Racing Spark Plug

Part No. AR93 Warranty Details  
Quantity  Add to Cart

Fit of this part varies by vehicle & equipment specs Type of Fit

Actual racing spark plug used by many professional race car drivers. Provides a new Yttrium enhanced alloy allowing up to 8% reduction in sidewire temperature*, anti-corrosive nickel plating and cut back ground electrode for improved ignitability.
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Electrode Tip Material:Non Resistor
Reach:.708 in
Resistor:Non Resistor
Seat Type:Tapered
Thread Diameter:14 mm
Tip Configuration:Power
Wrench Diameter:5/8 in

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2 Questions | 2 Answers
Displaying questions 1-2
  • Q:

    AR93 racing spark plug by autolite the gap
    Asked on 4/5/2010 by gossracer from green bay,wisc.

    1 answer



      You need to set the gap according to what the manufacturer asks for.

      Answered on 7/1/2010 by Kevin from AAP
  • Q:

    any stores carry these in stock ?
    Asked on 12/13/2009 by steve from Merritt Island Florida

    1 answer



      None of the stores in your area appear to have them in stock, but if you call 1-877-ADVANCE and you can have the plugs shipped to you.

      Answered on 12/14/2009 by Mike from Advance Auto Parts
Displaying questions 1-2

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