Originally Posted by kolevski
Does anyone know how to stack (run 2 fuel pumps)?
I've got a spare stock SRT fuel pump, if its easy enough I may aswell have 2 running. keep the supply of fuel nice and healthy.
2 fuel pumps are usually run in parallel as double-redundant systems using check valves.
Usually 2 fuel pumps in series is simply replaced with a single, more capable fuel pump. The purpose of double-redundant fueling is to prevent a potential lean condition.