Time for me to buy wheels and tires!! please help me!!

Im not sure what the confusion is with the part numbers on my invoice but i looked into it more and this is the exact kit that i have. Sorry for the confusions and thanks a ton for the help.

http://www.wilwood.com/BrakeKits/Br...&year=1974&make=Dodge&model=A-Body&option=All

That makes more sense. Offset on that kit is "0", so you should be able to use a 17x8 with a backspace of between about 5.25" and 5.72" for up to a 255 wide front tire.