Originally Posted by
InTheAether
Campy and shimano RD's have different pull ratios. This will almost certainly not work. I just went through the same issue changing rear hub cassettes from campy to sram/shimano which meant I had to change the whole rest of the driveline if I wanted indexing.
Did you read the stuff on the link?
Rear Shifting | CTC
The idea of "Shimergo" is that you mix n match incompatible parts and trick them into working with each other.
Sort of like using a 7400 Dura Ace shifter on an Suntour XC Comp Accushift derailleur, on a 5 speed freewheel.
No, it shouldn't work. But it does.