hi guys.I'd like to ask all the e30 sifus who have done a m50 conversion. I'm thinking of doing a m50 2.5l conversion but have no idea where to start!I'm gonna categorise my questions and hopefully u guys can fill me in:top: 1. how much can i roughly expect to pay for the conversion?Include all possible costs and assume my car is running fine. I'm currently driving a 318i manual 1991 m40.2. where can i get the parts needed and what will i need?3.what parts do i need to upgrade?suspension?brakes?exhaust?tires?4.where can i get the conversion done?someone really knowledgeable and not cut throat pls.5.can i sell my old parts and how much can i expect?6.what are the common problems with doing this swap?how can i avoid it?thanks guys!i know its a long list..but if ya'll can contribute to it i'd really appreciate it.