Racing Copper Core Non-Resistor Spark Plug
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Autolite Racing Copper Core Non-Resistor Spark Plug

Part No. AR103 Warranty  

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

Actual racing spark plug used by some professional drivers. Provides cut back ground electrode, anticorrosive nickel plating and a large ground electrode for improved heat transfer.
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Electrode Tip Material:Resistor
Manufacturer Heat Range:See Racing Section
Resistor:Suppressor
Spark Plug Reach:.708 in
Spark Plug Seat Type:Tapered
Spark Plug Thread Size:14 mm
Tip Configuration:Power
Wrench Diameter:5/8 in

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