YZ 426 Question

I'm going to do the BK mod to my 01 426.All stock jetting 162 mj,42 pj,72 (forgot the name jet :ride: )with a FMF powercore IV pipe and a power now on carb.What jetting changes need to be made if any to compinsate for the bk mod.Live and ride in Northern Michigan.No bog to speak of just a little slugish when you putting around and then pin it.Thanks Guys.

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