I know this is an old thread.. but is there a somewhat complete list of what coils will work with this unit? I have the unit. I have a couple styles of coil, but looking to see if there is a smaller version (size) I could use, I have a tight spot for this and need to come up with a good solution tha...

I thought it was time to reply.. I purchased a couple of these modules in July-August of 2018. This was purchased for my 1990 LT5 Corvette.. I got it running in November, then picked up again in Feb as Jan was a bit cold in Chicago. It has been working quite well outside of the few wiring challenges...