65619 101431AA Steering Wheel Cap For Oliver Super 55 70 77 88 550 660 770 880 + model-546H and 655 models require 7

and 655 models require 7 of these steel discs per side for a complete clutch pack rebuild

OD is 3 5/16:

830 (2 Cylinder With Float Ride)

B17015448YP

and the Massey Harris 50 with minor grinding on the brackets for clearance

65619 101431AA Steering Wheel Cap For Oliver Super 55 70 77 88 550 660 770 880 + model-546H and 655 models require 7One New Aftermarket 65619 101431AA Steering Wheel Cap for Oliver Super 55 70 77 88 550 660 770 880 + Replaces Part Numbers: 101431AA, 101432AA Fits Oliver Tractor Models: Super 55 (70 Late), 77, Super 77, 88, Super 88, 550, 660, 770, 880 (1600 1650 1800 Manual Steering) (550 sn 110012>) 1550, 1650, 1750, 1850, 1950, 1950T, 2050, 2150, 1555, 1655, 1755, 1855, 1955 Black Background For 2 11 16" Diameter Opening