1967 250se 4-speed w108 vid06 Where’s fuel supply & return on mechanical fuel injection pump MFI ?

[@Lowtiercomputer]

I believe the supply is underneath. I could get you a photo. I assume at this point you've found it. The one I worked on had the long style electronic fuel pump. Very expensive nowadays. Don't remember the location or where the return went. I figure it's the same electronic pump.

[@mknmike]

Thank you