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NGK Copper Core Spark Plug Box of 4 (R5673-8)

SKU: NGK3249

Spark Plug

NGK Copper...

Ngk

Ngk

NGK Copper Core Spark Plug Box of 4 (R5673-8)

SKU: NGK3249

Spark Plug

NGK Copper...

A$1,235.65
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications.

Product Overview

NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications.


Features and Benefits

  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal

Product Details

Center Electrode Core Material:Copper
Center Electrode Tip Material:Nickel
Description:NGK Racing Spark Plug
Electrical Terminal Type:Non-Removable Nut
Ground Configuration:Standard
Ground Electrode Core Material:Nickel
Ground Electrode Quantity:1
Ground Electrode Tip Design:Standard
Hex Size:5/8
Insulator Height:53.00
Manufacturer Heat Range:8
Part Number:R5673-8
Pre-Gap Size:.020
Reach:.46
Resistance:1.0
Seat Type:Tapered
Stock Number:3249
Thread Diameter:14.00

Application Summary

I/O - 1993-1975 FLAGSHIP

Part Type

Spark Plug

Data: v4.2 - Upd: 2026-10-14 07:39:21

Features

  • Copper core aids in heat removal
  • Corrugated ribs prevent flashover
  • Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
  • Triple seals prevent leakage
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal

Specifications

Center Electrode Core Material:
Copper
Center Electrode Tip Material:
Nickel
Description:
NGK Racing Spark Plug
Electrical Terminal Type:
Non-Removable Nut
Ground Configuration:
Standard
Ground Electrode Core Material:
Nickel
Ground Electrode Quantity:
1
Ground Electrode Tip Design:
Standard
Hex Size:
5/8
Insulator Height:
53.00
Manufacturer Heat Range:
8
Part Number:
R5673-8
Pre-Gap Size:
.020
Reach:
.46
Resistance:
1.0
Seat Type:
Tapered
Stock Number:
3249
Thread Diameter:
14.00

Reference Information

Brand Name/s Ngk
StreetFX SKU ngk3249
SFX Item ID 4149274
Supplier Item Code 4149274
Manufacturer SKU 3249
Manufacturer UPC 87295132494
Alternative References (R5673-8), NGKR5673-8-120PK

Compatibility

I/O - 1993-1975 FLAGSHIP

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