The M1A1 takes 1.75. 66-76 Broncos are normally the same as well, 1.75. 77's are different, requiring a reducer from 2.25 at the body, to 1.75 at the tank.
Asked: Nov 27, 2020 - 05:45 AM PST • Answered: Nov 30, 2020 - 02:36 AM PST • SKU: 9706 • Intent: general