The Ford Barn - View Single Post

DavidG · 01-21-2019, 03:32 PM

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It is to left open so that the fluid level responds to changes in air pressure from the tank unit.

01-21-2019, 03:32 PM	#6
DavidG Senior Member Join Date: May 2010 Location: southeastern Michigan Posts: 10,106	Re: 1932 dual guage Sponsored Links (Register now to hide all advertisements) It is to left open so that the fluid level responds to changes in air pressure from the tank unit.