BSR 42 MPG's on stocker?

What kind of fuel economy are you guys getting when installing the bsr42 carb on stock xr400's?

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