Any Carter Updraft, from a 1946, or later COE, would have a 235 engine in it. No 2 ton Chevrolet trucks, ever had a 216 in them. Chevrolet's first 2 ton rated trucks appeared in 1946.

Spanky Hardy
Collector Of Fine Old G.M. COE Trucks & Antique Holmes Wreckers

1948 Chevrolet 5700 COE Holmes HD W35 Wrecker
In the Stovebolt Gallery
More pictures on Photobucket

1950 GMC 250 1-Ton
In the Stovebolt Gallery