Weird tips and tricks

HEY A GEINUS IDEA FROM A CONVERSATION A FEW WEEKS AGO. THE PINION BEARINGS ARE *** PAIN TO TAKE OFF FOR SHIM CHANGES. G ET A NEW BEARING AND GRIND THE INSIDE A BIT TO SLIP OVER THE PINION FOR SETTING IT UP THEN REMOVE IT AND PRESS THE NEW ONE ON. Thanks @ben drinking
That is what I did. I bought a new pinion bearing for the 741,742 and 489. Honed them out to use as a set up tool.