The GMC COE's were originally equipped with Zenith Updrafts, & the Chevy COE's Carter Updrafts. A previous owner installed one of those smaller Carter Updrafts on my 470 series GMC COE. Got to get that puppy off soon, & get the proper, larger Zenith Updraft Carb. on it.

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