I've been looking at EFI options for a 427 ci stroker Windsor build so this is very interesting to me, but I'm curious really how much effort it would be to put

I've been looking at EFI options for a 427 ci stroker Windsor build so this is very interesting to me, but I'm curious really how much effort it would be to put together a working system for this vs. just buying something like a Holley Sniper EFI.