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LS short box · 11-22-2016, 02:16 PM

I could be wrong but I think the fuel pressure is regulated in the gas tank. The little device that sits on the fuel rail is some sort of buffer not a fuel pressure regulator. On the 2001 engines did they have one line running up to the fuel rail?

11-22-2016, 02:16 PM	#10
LS short box Registered User Join Date: Jun 2015 Location: Carlos MN Posts: 2,228	Re: LS swap question I could be wrong but I think the fuel pressure is regulated in the gas tank. The little device that sits on the fuel rail is some sort of buffer not a fuel pressure regulator. On the 2001 engines did they have one line running up to the fuel rail?