NECRO-POST!

thread is from 2020 but never answered. Must've been due to covid or something....
Interesting question about a fairly obscure fun kart. For all people and not just the OP, this video explains the throttle setup. See @36:27 timestamp:
However, don't do like he did. The factory bracket is fine, no need to weld on an extra angle bracket. No slot is needed either, when you can draw the cable from the cable sheath, install the threaded end of the sheath in the bracket using the two nuts and then reinsert the cable.