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High performance racing non-resistor spark plug
Part # AR52


Not Fitted / Universal

Product Details
Seat Type Flat
Resistor Type No
Electrical Terminal Type Removable
Reach 19.5
Gap Size 0.60
Thread Diameter 14.0
Ground Electrode Core Material Nickel
Ground Electrode Tip Design Nickel
Center Electrode Core Material Copper
Ground Electrode Quantity 1
Hex Size 21
Center Electrode Tip Material Nickel
Center Electrode Design Standard / Regular
Insulator Material Ceramic

Features & Benefits
Autolite RacingĀ® Hi-Performance Spark Plugs are the ultimate racing plug designed for performance and used by professional car drivers. AutoliteĀ® spark plugs are the best alternative to OE spark plugs, offering OE form, fit and function for all makes and models, both foreign and domestic, at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs.

Application Summary

MERCRUISER Inboard/Stern Drive
Parts Catalog