I would be interested to know this also.
Member A1971Blazer owns a machine shop.
He makes some Shifter boot retainers.
Link:
https://67-72chevytrucks.com/vboard/...d.php?t=775036
I am in the slow process of Retrofitting a CNC machine.
I saved it from going to the scrap pile.
Probably just do my project jobs on it.
Who knows, I may find a few parts to make and sell.