The TSB mentions removing them if they were installed on the wrong sides.

It also states that they served no purpose after delivery, so do what you will.


http://www.hamtramck-historical.com/images/TSBs/1970/D70-13-1%20page1.jpg

&

http://www.hamtramck-historical.com/images/TSBs/1970/D70-13-1%20page2.jpg