If you look at the top of each Forum, there are FAQ and write ups for all modifications. For example, in the Brakes and Suspension Write ups, the is an F Body brake mod thread. Just click on it and read the thread.
In this Forum, there is a write up for Porting and Polishing the M90 blower.
Lots of info available. Just open a bag of popcorn and start reading. You can always go to the end of the thread and ask a question about anything you aren't clear on.
98 Riviera SC3800 All stock except gutted air box.
1970 Buick GS455 Stage1, TSP built 470BBB, 602HP/589TQ
Best MPH, 116.06 MPH, Best ET, 11.54