So I'm looking to keep Stock Straight  Axel,  Has Leafs in Rear ,  Someone put this huge Tank under the truck front back,  I just saw one on face book , had straight axel Lowered , even had stock gas tank , PS you can put a mustang  tank in the bed  reasonable 64-68 mustang tank 32 5/8 x 24 1/2 16 gal c5zz9002D for $119 plus stuff ..  but I'm all for stock for most part , gas slosh in cab???  

I'd also like to do new exhausted NON y block stock , to get dual exhaust ..  Some things need fixing  sorry .. Putting c 4 stock column in pretty quick..  Love the lines of a 56 .. Got lucky here.. Looking to get her out of the garage soon!