SET THIS FLOAT LEVEL SAME AS YOUR STOCK CARB,, MOST AT 20MM INCLUDES NEW FLOAT PIN AND FITS: ALL KO THRU 77 CT70'S ALL KO THRU 77 CT90'S. ATC90'S ALL YEARS 73 TO 74 ATC70. ALL ST90'S cl90's with Keihin carbs 320D @ SETTING THE FLOAT LEVEL (MOST_BRASS_20MM)