The the kick up on 54 isn't as tall as the earlier ones, allowing the 54 bed to sit lower on the frame. You're filler neck won't fit through without notching the frame.

http://www.oldchevytrucks.com/blog/...-articles/1947-55/frame-chassis-1947-55/

Last edited by Whitedog; 01/30/2014 5:19 AM.
1954 3600 Chevy Truck
"The Fake Truck"
In the Stovebolt Gallery
More pix on Photobucket