It is unfortunate that they are now called freeze plugs because they really don't protect the motor. If that plug popped with ice, there is most likely other damage to the block. That said, if the truck is nice, 235s are not hard to come by.

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!