My favorite megasquirt resource is msextra.com

If there's something specific use the site:msextra.com feature on google.

Or, go to this page and cntrl+f
http://www.msextra.com/doc/index-ms3-archive.html

Or here:
http://www.msextra.com/doc/index.html
http://www.msextra.com/doc/pdf/Megasquirt3_Setting_Up-1.3.pdf

-'02 Dodge Viper Ex-World Challenge racecar
-'73 Duster, 6.1 based 392 hilborn hemi, tko600, full floater rear 9", Hellwig custom bars, viper brakes, built for road course