opinions needed regarding available EFI for a small block

Seems to me a lot of guys think good of Megasquirt, but you can mix and match components if you do some research

You can use a modified 4bbl intake with added injector bosses, OR a factory magnum intake and injectors

Some guys are using Ford computer because they are supposed to be easier to deal with than some of the --especially newer-- Mopar stuff. I've read some horror stories about some of the newer stuff having security issues with the computer and whatever module hooks up in the column.