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Est. 1957
NGK

NGK Racing Spark Plug Box of 4 (R5672A-8)

Box of 4

Sold as a complete box

Per Unit

$6.13

Box of 4 Total

$24.54

$24.54

for box of 4
On Backorder — Expected to ship by May 3, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

NGK Racing Spark Plug Box of 4 (R5672A-8). Built for extreme racing conditions.

Key Features

  • This product is a box of 4 NGK Racing spark plugs.
  • Trivalent metal plating offers anti-corrosion and anti-seizing properties.
  • Pure alumina silicate ceramic insulator provides superior strength and better heat transfer.
  • Special insulator nose configurations are designed to improve throttle response.
  • A copper core aids in heat removal from the plug.
  • Triple seals are used to prevent leakage.
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About this part

Product Details

This is a box of four NGK Racing spark plugs, part number R5672A-8. These plugs are built with extreme use in mind, intended to handle the toughest racing conditions you can throw at them. They've been a go-to for champions across many racing venues worldwide.

The center electrode on these NGK Racing plugs features special designs to ensure they hold up and ignite reliably, even under intense stress. They come in various heat ranges to suit different racing setups. The trivalent metal plating helps prevent corrosion and seizing, making installation and removal easier. Plus, the pure alumina silicate ceramic insulator offers solid strength and transfers heat effectively, while special insulator nose designs can improve throttle response. A copper core helps dissipate heat, and triple seals work to prevent leaks.

Specifications

Brand
NGK
Manufacturer Part #
7173
UPC
87295171738

Frequently Asked Questions

NGK Racing Spark Plug Box of 4 (R5672A-8)

$24.54