NGK SPARK PLUGS 2103-0032 7791 Iridium IX Racing Spark Plugs — Iridium Racing Spark Plug - R0409B-8

Features

• 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 anti-corrosion qualities

Specs

Electrode Tip Material	Iridium
Model	R0409B-8
Product Name	Spark Plug
Style	Iridium Racing
Heat Range	8
Units	Each
Center Electrode Projection	Non-Projected
Center Electrode Type	Fine Wire
Spark Gap	0.028"
Electrical Resistance	5k Ohms
Ground Electrode Configuration	Single
Type	Resistor
Ground Electrode Shape	Taper Cut
Hex Size	16 mm
Riding Style	Off-Road
Spark Gap	0.7 mm
Terminal Configuration	Threaded Stud
Thread Reach	19.1 mm

Part Notes

• Iridium racing plug

2005-2009	Honda	CRF250R
2007-2019	Honda	CRF250X

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.