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Old 07-05-2017, 08:00 PM   #5
Curt - TN
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Join Date: Feb 2016
Location: Brentwood, TN
Posts: 138
Re: 5.3 Vortec Vacuum Ports (2002)

Quote:
Originally Posted by 47 Fasttoys View Post
Depends on the year, If a return style fuel rail yes it uses a vacuum line to the regulator. very short molded piece of rubber tube which connects to the intake. The later use a regulator at the pump.
Rob
Mine is a return system and that little vacuum line and adapter to the small line on the rail is what I am missing
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Curt
Brentwood TN
1950 Chevy 5 Window 3100 - Check out my Build Thread: http://67-72chevytrucks.com/vboard/showthread.php?t=724260
1957 GMC 100
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