I just bought a parts car for my 320i. Its a rusted up 320is. Does anyone know how recognize an LSD from a stock differential? And does it make much difference with an LSD? Acceleration? Handling? etc.
Thanks.

get all your answers about LSD here:

http://www.bmwe30.net/cgi-bin/datacgi/database.cgi?file=articles&report=view&ID=00116&Section=