First, yes they will be bent for shipping not usually a big deal but you don't have any old ones to compare the new ones with. The bends will be marked so you know where to straighten them out at.

Secondly, the 383 would've had 5/16" lines, I know mine did. the 440 would've had 3/8" lines. Upgrade to the 3/8" lines but keep in mind this also means that your fuel sending unit would also have to be 3/8"