The clip was on the carb when I got it.
try your local auto parts that have DORMAN supplies
Rock Auto
...click... Im not sure if that Dorman kit 41016 has the correct part but might be worth a try.
I got one from a rebuild kit I purchased from carbking.
My hand throttle also returns. I'm using a new return spring that may be to strong.
I don't have an original cable, using a repo.