What spark plugs for 1999 hayabusa/has NGK CR9E IRIDIUMS IN IT NOW

[archer1]

JUST GETTING ER READY AND TOOK OUT OLD PLUGS
Found that they were the Iridium ones
Book says cr9e for standard
Anyone have any suggestions????
the facts on the present plugs say that they ignite better for performance quicker response etc etc etc

 

[GIXERHP]

How many miles are on the bike?

 

[dadofthree]

That's the standard plug

 

[Professor]

I like the iridium version you pulled out. I've ran them in my bikes for many years.

 

[BigBadDodge]

Also run those iridiums

 

[jefro]

Nothin' but CR9EIA-9's in my Gen II.

 

[RJB]

cr9e here