• Spark Plugs - '57-'78 XL
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DRAG SPECIALTIES

Spark Plugs - '57-'78 XL

Spark Plugs - '57-'78 XL

$7.95 USD
$7.95 USD
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Shipping calculated at checkout.

21030206

Fitment first Check your year, model, and setup

Review the fitment notes in the description before ordering. Running a non-stock setup? Ask us first.
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Spark Plugs - '57-'78 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

Part Number: 21030206. Verify fitment before ordering.

Fitment & compatibility

Fitment information is listed in the product description. Confirm your year, model, trim, and any existing modifications before ordering.

What’s included

See the product description and images for included components. Contact us before ordering if your install may require adapters, gaskets, hardware, or other supporting parts.

Installation & specifications

Professional installation is recommended when the work involves controls, braking, fuel, electrical, or safety-critical components.

Shipping, returns & support

Availability and delivery estimates are shown during checkout. Please review the store policies before installation, and contact us promptly if you need help with an order.

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