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DragSpecialties Spark Plugs - '57-'78 XL E18-6660SDS - Main Product View
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Drag Specialties Spark Plugs - E18-6660SDS fits 1957-1978 Harley-Davidson XL

E18-6660SDS
Many in stock
$14.79 USD $10.99 USD
$10.99 USD

Drag Specialties Spark Plugs - E18-6660SDS fits 1957-1978 Harley-Davidson 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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