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Everything you wanted to know about the VP44 Injection Pump but were afraid to ask. I don't know if these guys do rebuilds or what but he knows his way around the pump: 

 

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  • Nice contribution @MikeHI don't know who these fellows are but, it's nice to see a tear-down presentation at this level.   This pump is certainly a dual stage series configuration where the

  • Tractorman
    Tractorman

    I think you are on to something here.  I just recently rerouted the return fuel from the VP44 and head to the filler neck on my truck.  Previously it returned  into the same  basket that the lift pump

  • Tractorman
    Tractorman

    You pose a good question.  It is the flow from the internal vane pump that is opening the 14 psi overflow valve as soon as the engine is running.  Many VP44 industrial engine applications don't even u

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1 minute ago, Great work! said:

I could see the pictures earlier today but not now.

I could see them 10 minutes ago but they've been edited and no longer open up.

7 minutes ago, MikeH said:

I could see them 10 minutes ago but they've been edited and no longer open up.

had the same problem the other but @Mopar1973Man fixed it. hopefully he can do it again.

as soon as l posted that the pics are there.

Thank you guys for posting that you cannot see the pictures.  Something strange is going on.  When I first posted them, I could see them fine, even after a couple of edits.  Just now when I viewed this thread I could not see the pictures.  I went to page 6, then back to page 5 and now I see the pictures just fine.  I am not sure what is happening, but I hope @Mopar1973Mancan fix it.

 

- John

@MikeH, @dripley . and @Great work!, try going to a different page and come back to page 5.  Each time I do that, it works for me.

 

- John

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8 hours ago, Tractorman said:

I went to page 6, then back to page 5 and now I see the pictures just fine.

Yep...that did it. Got them back just fine. Computers!!!