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Product Description

Spark Plugs, Iron XL

Plugs have a unique look with their black ceramic body and bold red logo/script

Insulator is made of 95% pure alumina; features strong resistance to heat shock and superior insulation

Multi-rib design of insulator eliminates flashover

Nickel-plated housing prevents oxidation and corrosion

Multilayer gaskets and heat-crimping process ensure a leak-free, gas-tight fit

Copper core electrode prevents oxidation and corrosion and has good electrical and heat conductivity for long spark plug service life

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Drag Specialties Spark Plugs - '57-'78 XL