5.7 marine power fuel rail loss in pressure

smartynup

Join Date: Mar 2015

Posts: 3

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#1

5.7 marine power fuel rail loss in pressure

03-08-2015, 03:48 AM

Do you know anything of the check valve system in the 5.7
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whitlock87

Tigé Expert

Join Date: Sep 2004

Posts: 1049

Location: West Covina Ca

Boat: 2004 Switch V
#2

03-09-2015, 05:45 PM

did you check your high pressure pump?
my MP 5.7 has two fuel pumps and my high pressure had a lose wire that gave me low pressure

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