Quote:
Originally Posted by KingLT1
Mine holds 70psi through a entire pull on full E85. The low side is the foundation for the rest of the fuel system.
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On a 1/4 mile run I see a low of 44psi on pump gas at 9psi and 41psi at 11psi on E55. I never have seen anything close to 70, maybe I got a bad LT4 intank pump, unless the boost a pump is making that big of a difference. High side ranges from 2,800 to 3,000 on both.