ANYONE HAVE ANY EXPERIENCE/SUGGESTIONS FOR SETTING UP A KOSO 30MM CARB?

I WILL BE INSTALLING A NEW KOSO 30MM CARB THIS WEEKEND. I WILL BE PUTTING THIS ON OUR BIG STROKER MOTOR, A 47 STROKE 53 BORE A/C ALUMINUM CYL. ENGINE WITH BIG PORTS.

WE HAVE BEEN USING A 28MM KEHIEN, BUT THE SLIDE/THROAT OF THE CARB IS ALL WORN OUT.

JUST LOOKING FOR BASELINE JETTING SUGGESTIONS, AND WHAT NEEDLE IS BEST. SHOULD I INSTALL THE NEEDLE FROM OUR KEHIEN 28?

THANKS!

DAN