What series Pilot Jet?

I want to get a #45 Pilot Jet for my 2004 YZ450f, from Thumpertalk's store. The carb is the Keihin FCR MX 39 model, but TT's store lists Kehhin Pilot jets as series 21 or 22...what is the correct series for my bike??



Series 21.

Thanx gray.

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!

Register a new account

Sign in

Already have an account? Sign in here.

Sign In Now