The throttle cable 'IS' the pin that holds the rod on the
throttle arm of the carb. I know it sounds real half arsed but
again, it is the way they designed it and it is the way they
worked for decades without a problem.
The throttel wire just slides free in the hole.
This shows the wire on the front side of the arm:
http://www.pbase.com/dennygraham/image/116251444Your welcome to look thru the album, just hit the
previous or next buttons to view the other pictures.
Or try this to see them all at once:
http://www.pbase.com/dennygraham/1950_fuel__exhaust&page=allDenny Graham
Sandwich, IL