Questions about dual to single fuel pump conversion and fuel starvation

[Eastbaybimmer]

Thanks Toby! I elected to go ahead with the single pump conversion and it's quite a bit simpler and much much quieter in the cabin.

I used a pump from TRE performance, which was on sale for...

[Eastbaybimmer]

I have a 24v swapped euro 1986 325e with dual pumps. Both pumps work, but the external pump hums slightly which is amplified through the body of the car. The external pump looks fairly new and is fairly...