Originally Posted by
Zinger
I don't see why not. Good 4130 frame in the late '80s Le Tours. You've already put Dura Ace on a Super Sport. Probably the difference being in the angles more so than tubing quality between those two.....Have a ball with it.
Ditto that. If the frame fits you well, and the upgrades will improve your riding pleasure, by all means you should upgrade. Ignore the snobs and enjoy your bike.