Iridium IX Spark Plug 18mm x .460" Reach

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Iridium IX Spark Plug 18mm x .460" Reach

Name: Iridium IX Spark Plug 18mm x .460" Reach
Brand: NGK SPARK PLUGS
SKU: 739-WR5IX
Price: 15.21 USD
Availability: InStock

^$15²¹

Ships on Nov 02, 2026

Lowest Price Guarantee

Hot Heat Range

18mm x .460" Reach
13/16" Hex
Projected
Tapered seat
Sold Individually

The Plug for Serious Enthusiasts

Iridium has a very high melting point that's perfect for high-performance, high-tech engines. It is stronger than any other metal used in spark plugs.

Part TypeSpark Plug

Product LineNGK Iridium IX Spark Plugs

BrandNGK SPARK PLUGS

Package Height0.8

Package Width0.9

Package Length3.4

Weight0.14 PG

Part CategoryReplacement Parts

Vendor Part NumberWR5IX

Package Qty1

Package TypeEA

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