It's a 2 terminal . I tried today to see how it would be in the Air pressure rail but only got to test on a short run . Will have a better idea when I go on a longer run and fill the tank to full . I appreciate your input . (A note about the pressure switches) The specs. on them are very vague , har...

The one I got is from NAPA (Pressure Switch 701-1575) It's Set at 4psi from factory and is adjustable from 4-9psi . It had a warning sheet inside saying oil only . That's why I was asking . I want to have the switch turn on my fuel pump at 5psi so I don't lose pressure. I was thinking that if I put ...

I got my Hobbs switch today . Another question I have is : Is it possible to mount the switch into the fuel line after the regulator or is that an unsafe condition ? My oil port in the manifold is supplying the turbo with oil . so its either the fuel line installation or possibly the vacuum pressure...

Hi All , New to the forum . I am in need of help . Been racking my brain and the web to no avail . I have a 1970 Ford Ranchero Squire . 351c , C6 trans. , Turbocharged , carb. I'm trying to find a vacuum switch that I can turn on my electric fuel pump . The mechanical pump run ok until i build boost...