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NGK Single Iridium Series Plugs were designed Specifically for the Performance Enthusiast. The ultimate in the evolution of spark plug technology and performance from the industry leader The iridium electrode is 25% smaller than a platinum electrode, and it's just 1/4 the size of a conventional nickel electrode Ultra-small-diameter center electrode reduces voltage requirement and extends ignition system life New metal shell plating has enhanced anticorrosion qualities Fine Wire Center Electrode Ensures High Durability and a Consistently Stable Spark Iridium Alloy has an Extremely High Melting Point, Perfect for Today's High-Tech, High Performance Engines Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties Corrugated Ribs Prevent Flashover Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer Copper Core Aids in Heat Removal Triple Seals Prevent Leakage Longest Life Available
Product specifications | |
---|---|
Vendor part # | 4742 |
Weight | 0.0400 Kg |
UM | EA |
ELECTRICAL RESISTANCE | 5k Ohms |
SPARK GAP | 0,8 mm (0,031") |
HEX SIZE | 16 mm (5/8") |
THREAD REACH | 19,1 mm (3/4") |
PRODUCT NAME | Spark Plug |
UNITS | Each |
STYLE | KR8DI |
MODEL | Iridium IX |
HEAT RANGE | 8 |
SPARK GAP METRIC | 0.8 mm |
SPARK GAP IMPERIAL | 0.031" |