There are dimples in the cover and the detent springs push the balls into the dimple to keep the arm in place. The balls , springs, etc. are all contained in the cover and held in place with 2 nuts. Here's a pic.

http://chevy.tocmp.com/1949_53shop/07trans/7_005.HTM

Curt B.


1952 1300 Canadian 1/2 ton restomod
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