NGK Iridium Spark Plug - CR9EIA-9

The NGK CR9EIA-9 Iridium Spark Plug is a motorcycle spark plug designed for performance enthusiasts. Its fine wire centre electrode delivers high durability and a consistently stable spark, while the iridium alloy is suited to today’s high-tech, high-performance engines.

Featuring a laser-welded iridium centre electrode tip and copper core for heat removal, this NGK spark plug is designed to support faster starts, quicker acceleration, better fuel economy and lower emissions.

• Designed specifically for performance enthusiasts
• Fine wire centre electrode for high durability and a consistently stable spark
• Iridium alloy with an extremely high melting point
• Laser-welded iridium centre electrode tip
• Copper core aids in heat removal
• Trivalent metal plating provides anti-corrosion and anti-seizing properties
• Corrugated ribs help prevent flashover

About NGK

Founded in Japan in 1936, NGK is a recognised name in spark plugs and ignition technology. With decades of experience across motorcycle, automotive and powersports applications, NGK produces standard nickel, iridium and racing spark plugs for a wide range of motorcycle engines.

Shop NGK at AMX

AMX staff are motorcycle riders and can provide expert support when choosing motorcycle parts and accessories. Need help choosing the right parts for your bike? Use the AMX Parts Finder on the homepage, or ask one of our friendly team members. Delivery is available Australia-wide, and AMX has store locations across Australia.