The Stovebolt Site Forums The Parking Lot Big Bolts 1950 4400

If you want to know the casting year/years, and the original application, post the codes shown on this page:

1. Engine Serial Number
2. Block casting code
3. Block date casting code
4. Head casting code
5. Head date casting code

And the Vehicle Serial Number/ID on the plate on the cab between the driver's side door hinges.