Well holy hell

[maple_leaf_eh]

Originally Posted by Bruce Parker

Things you won't find in the maintenance manual. ...

Then I figured it out. The Fox hull is fastened to the frame with a number of rubber mounts, all but two of which are Ford engine rubber hockey puck mounts. What had happened is that they had compressed over time under the weight of the hull and reduced the space for the parking brake shaft by just enough for it to bind on the tub armour.

....

I have seen pucks used in installations before. Forget the where, but I chuckled when I recognized the round hard rubber shape - emphasis on the hardness.