Jed
28-11-2011, 02:14 PM
Now that I have the 9 Motor in the ZXR I am wondering what spark plugs to use. Are they the same as the ZXR-750. I think from memopry they were CR9E's.
I have also heard that some guys use CR9EK. Whats the difference?
I have also heard that some guys use CR9EK. Whats the difference?