Originally Posted by rudyhehn
My old pump was noisy and had poor flow. I replaced it with a ShurFlow 4008. It was easy to install, is quiet and works well. Not sure of the specs on GPM or pressure.
There are four different Shurflo 4008 models. The most common used in RVs is the 4008-101-X65. It is rated at 3 g/m at 0 psi, 1.2 g/m @ 40 psi and 0.5 g/m at 50 psi. On at 40 psi and off at 55 psi. Max amperage 6.8 amps @ 14 volts.
The big boy is the Shurflo 4048-153-E75