Originally Posted by Russ Roth

Yes but you can always make them better, like a liner for the pinto's tank so its less explody or a better window heater so your hands stay warmer in the winter pushing the yugo up the local hills.

OP: can't for the life of me think of why you would want to do this but you should really start with the wheels. Anything will be lighter, better spinning and your selection should include a freehub body so you can go 8 or 9 speed. Have fun.