A 4-53 if not so big, it will fit in just about any truck, Like This One, A 1 ton ford Chassis with a 1960 Pete Cab . See more photos HERE & HERE & Here Too .

Now if you thiong that is strange, have look at This Old GMC with a newer GMC Toro-Flow Diesel transplanted into it. OK On More Pic of the truck.

1965 GMC 3500 Rescue in the Stovebolt Gallery

My Facebook Links:
Jolly Goodfellow.
the 6066 GMC Guy.
Jolly's Truck & Car Show Page.
Owner of ~ 1965 GMC 3500 Custom Rescue Squad {Black Built Bodies}.