I keep it simple, like cmayna, only a little different.

A bottle of Jack and a tool box.

I pull over, lift the hood, drop the tailgate to display the open toolbox, crack the bottle and wait for someone better prepared to help me.
With this old truck, the wait in not generally long.

1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission