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37 Cab · 04-29-2019, 08:23 PM

What gauge are you using? The liquid filled ones will read less pressure when they get hot as they are not vented and as the liquid heats up it acts against the pressure in the gauge internals.

04-29-2019, 08:23 PM	#3
37 Cab Senior Member Join Date: Dec 2014 Location: Miami Oklahoma Posts: 535	Re: Fuel Pressure question What gauge are you using? The liquid filled ones will read less pressure when they get hot as they are not vented and as the liquid heats up it acts against the pressure in the gauge internals. __________________ Tommy