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NGK Iridium/Platinum Spark Plug Box of 4 (R2556G-8)

SKU: NGK91975

Spark Plug

NGK Iridium/Platinum...

Ngk

Ngk

NGK Iridium/Platinum Spark Plug Box of 4 (R2556G-8)

SKU: NGK91975

Spark Plug

NGK Iridium/Platinum...

A$340.76
IN STOCK! Est Ship 3-5 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

IMPORTANT NOTICE: Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.Reference Information Reference Data (Provide these details to our support team) Brand Name/s Ngk, Ngk Spark Plugs StreetFX SKU ngk91975 SFX Item ID 4149267 Accounting SKU ngk-91975 Manufacturer SKU 91975 Manufacturer UPC 87295919750

NGK Iridium/Platinum Spark Plug Box of 4 (R2556G-8)

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.

Additional Information

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.

Application Summary

Racing Use

Part Type

Spark Plug

Features and Benefits

  • Copper core aids in heat removal
  • Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
  • Triple seals prevent leakage
  • Trivalent metal plating for superior anti-corrosion and anti-seizing properties
  • 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:Iridium
Description:NGK Racing Spark Plug
Electrical Terminal Type:Non-Removable Nut
Ground Configuration:Slant
Ground Electrode Core Material:Platinum
Ground Electrode Quantity:1
Ground Electrode Tip Design:Pin Type
Hex Size:5/8
Insulator Height:51.00
Manufacturer Heat Range:8
Part Number:R2556G-8
Pre-Gap Size:.028
Reach:26.5
Resistance:5000.0
Seat Type:Flat
Stock Number:91975
Thread Diameter:12.00

Product Overview



Data: v2 - Desc: v4.2 - Upd: 2026-10-14 04:07:05

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:Iridium
Description:NGK Racing Spark Plug
Electrical Terminal Type:Non-Removable Nut
Ground Configuration:Slant
Ground Electrode Core Material:Platinum
Ground Electrode Quantity:1
Ground Electrode Tip Design:Pin Type
Hex Size:5/8
Insulator Height:51.00
Manufacturer Heat Range:8
Part Number:R2556G-8
Pre-Gap Size:.028
Reach:26.5
Resistance:5000.0
Seat Type:Flat
Stock Number:91975
Thread Diameter:12.00

Application Summary

Racing Use

Part Type

Spark Plug

Data: v4.2 - Upd: 2026-10-14 04:07:06

Features

  • Copper core aids in heat removal
  • Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
  • Triple seals prevent leakage
  • Trivalent metal plating for superior anti-corrosion and anti-seizing properties
  • 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:
Iridium
Description:
NGK Racing Spark Plug
Electrical Terminal Type:
Non-Removable Nut
Ground Configuration:
Slant
Ground Electrode Core Material:
Platinum
Ground Electrode Quantity:
1
Ground Electrode Tip Design:
Pin Type
Hex Size:
5/8
Insulator Height:
51.00
Manufacturer Heat Range:
8
Part Number:
R2556G-8
Pre-Gap Size:
.028
Reach:
26.5
Resistance:
5000.0
Seat Type:
Flat
Stock Number:
91975
Thread Diameter:
12.00

Reference Information

Brand Name/s Ngk
StreetFX SKU ngk91975
SFX Item ID 4149267
Supplier Item Code 4149267
Manufacturer SKU 91975
Manufacturer UPC 87295919750
Alternative References (R2556G-8)

Compatibility

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