I have the FITech 1200HP unit on my RB. I would steer clear of the command center based on a few things I have seen. Just run an full return EFI fuel system.

Faster, Faster until the thrill of speed overcomes the fear of death...

71 Swinger - slowly collecting dust/parts
66 Belv. II - just a streetcar
88 Mustang - turbo LS beater