Yes a learning experience, but its a lot more complicated then that.
What is powering the injector and the computer for it?
What is powering the fuel pump to get you the pressure needed to overcome the manifold pressure?
It quickly goes from a fun project with some scrap parts to 100s of dollars and hours.
I hate carbs so much I've come close to fuel injecting my lawn mower, I still see EFI as an uncessary step for this project.