Ken, that engine "should" be a 235 in that size and year a Chevy COE. I will admit I don't know chevy COEs like I do GMC COEs but have seen a few. The idea of the radiator may work and should. I am not certain but think the trans is also but you will need to have a different shifter arm.

Oly in Oregon

Rest in Peace

1945 GMC COE Victory Truck
1953 Willys CJ3B
1955 Chevy 1st series 3/4-ton
1958 WIFE Last series

Never say "Whoa" in a mud hole