Maybe this would be a big help to the EFI Huskys? Simon smart body The KXF is supposed to be one of the best EFI's going and they claim to make it even better.
One of the best efi systems in the world -> http://www.motec.com.au/marineecu/marineecuoverview/ this version is water proof. The M4 was on my wish list for my RX7, but out my price range, and opted for haltec.