Spark plug NGK KR8AI Iridium

NGK KR8Ai spark plug for 4-stroke Arctic Cat 660-series snowmobiles for instance. Thread 12 mm with lenght of 19 mm, hex size 16 mm, spark gap 0,8 mm, solid terminal plug and heat range 8.

Iridium plugs are specifically for the performance enthusiast. Iridium offers extreme ignitability, improved throttle response and superior anti-fouling. Fine iridium tip ensures high durability and a consistently stable spark. Iridium offers oustanding acceleration, high fuel efficiency and durability!

NGK spark plugs are constructed for long life and optimum performance.

Compatibility:

Spark plug terminal types
	Solid terminal nut This type is usually used on vehicles that are exposed to high vibration such as ATV's. Vibration may loosen the terminal and create problems with electrical connection.
	Removable terminal nut This type can be used with all kinds of spark plug caps. The removable nut reveals a threaded stud underneath.