QUOTE "Thanks. I don't trust my rusty rebuild skills, and that carburetor
is still 50 years old. I hesitate to put more old parts on the truck." END QUOTE
So am I

and then some

Seriously, the Q-Jet is NOT difficult to rebuild. Get a copy of the Cliff Ruggles book; and read the book cover to cover. Now read it again; and you are ready to start. If you should have an issue, several folks here can, and will, help.
Jon