I`ll take tunning a EFI over a 2stroke anyday efi easy all computor ,2stroke on the other hand a lot of take of change jets put on then again and again and again an so on . I know i had mine on and of at least 10 times to get it where i wanted it . (go big and work down)
I have converted a few carb cars to EFI including a turbo 351 using haltec soooo much easier then anything with carbs