Chevrolet began using electric solenoid starters on all their straight-six trucks about 1960-61.
My dad's '59 Apache had a 235, 3-on-the-tree and a foot mash starter. His '62 had the same setup, but with an electric starter.
Don't know about the V8s, Id assume it was about the same time.

chip


Preaching the Hot Rod Gospel according to the 4-stroke apostles:

Suck, Squish, Fire and Fumes