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Holley 5786 Copper Spark Plug
- SKU:
- 20746491
- MPN:
- 5786
- Availability:
- Out of stock
- Stock Update:
- 04/01/2026 10:50:58 AM PST
- Stock Update:
- 04/01/2026 10:50:58 AM PST
Description
This item is brand-new, factory sealed.
ACCEL 578-6 HP Copper Spark Plug- The Copper core is a better conductor than Iridium or Platinum plugs
- Copper dissipates heat much better than other materials
- "C" - Cut Design un-shrouds the spark kernel for a better burn
- Unlike Iridium or Platinum plugs, the ACCEL HP plugs are gapable
- Machine rolled threads for precise thread engagement
Warranty Information
All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Holley 5786 Copper Spark Plug