I still have the discontinued flash switcher.
Robert has been very good answering questions. And I think it is worth mentioning that PnP is attractive to some people.

What exactly is the 'port fuel mod' ?

I bought that MPFI kit brand new at the time- expected it to be a little more solid- you say quality of tune and I remember the literature saying for vortec crate engine only.

Those Edelbrock systems are quite old I think, techniques always change. If I were to do it again the 7747 wouldn't fly, either the 7427 or 0411 even for just the electronic trans control. The...

7747 ecu, this is what Howell told me at one time. With the EBL/7747 there is a schematic that shows injector wiring being tied together (from memory) which I did not do and have had no problems.
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I had no issues with the kit- but injector drivers were were an problem for some.