Author Topic: sending unit tubes..  (Read 1890 times)

Offline BIG CHEVY

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sending unit tubes..
« on: April 21, 2011, 08:12:13 pm »
can someone give me the rundown on the function of each of the three tubes on top of the sending unit? what would b the diff between 2 and 3 tube units?

Offline Grim 82

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Re: sending unit tubes..
« Reply #1 on: April 21, 2011, 08:15:12 pm »
The 3 port ones have a feed, return, and vent line. From what I understand the 2 port ones do not have a return line.
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Offline bake74

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Re: sending unit tubes..
« Reply #2 on: April 24, 2011, 09:07:12 pm »
     Grim is right, all sending units should have a vent line in our trucks.
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