YearModelCasting #TypeFloatMainSlowJNScrewNotes
69-71CB750K0-K1 B750A & 7A1261204031E25
1972CB750K2657A1261104041
1973CB750K3657B & 086A1261054041
1973-76CB750K4-K6657B12610040411-1.5 turns on the screw
1969-1970 E25 Carburetor