Those are beautiful photos of a great truck. You have the motor that was made from 1950 to 52. I have the same one in my 1951 1 Ton. There are some places that can make new parking brake cables if you have the hardware. You might want to give Bill at Bills Truck a call.

1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed

My Chevy Master 4 Door is on the Road!