Originally Posted by
divtag
Complete bike will need at least: wheel swap, handlebars, IGH or cassette, barcon shifters (though I could keep brifters, never used them before), and saddle (I already have a Brooks I could swap).
If you want to replace that much then get a frame and build it up from there. Otherwise, it would be a waste of money even if you can get some back by selling unused parts from that bike.