I believe the G309 says it was cast on July 30, '49 (or '59??). July is the G'th month. Someone else can chime in the on casting number.

What is it off of? How many bolt holes does it have. They changed from 15 to 18 bolts someplace in the 216/235/261 series.


1948 3/4-Ton 5-Window Flatbed Chevrolet

34 Years. Now with a '61 261, 848 head, Rochester Monojet carb, SM420 4-speed, 4.10 rear, dual reservoir MC, Bendix up front, 235/85R16 tires, 12-volt w/alternator, electric wipers and a modern radio in the glove box.