Jerry, to decode vins see the tech tip vinbuster, it says you have a '51 1/2T - and for a lot of detail differences in the AD years see this tech tip

as Bart points out, you have no idea what's been done to the truck over the last 60-some years, including if the title or ID tag was swapped from something else

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics