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-   -   Rotating upper water pump outlet (https://www.performancetrucks.net/forums/gm-engine-exhaust-performance-21/rotating-upper-water-pump-outlet-442041/)

themodernartist May 31, 2009 05:55 PM

Rotating upper water pump outlet
 
I have a 2001 GM truck LS1 engine that I need to rotate the upper water pump outlet clockwise (toward passenger side) 20-25 degrees. How do I loosen it and turn it without breaking the aluminum fitting. Once turned, I will need to secure it so it will not leak. Any suggestions?
Peace,
Chaz

neilownz May 31, 2009 06:22 PM

I would look at gettign a different style LS water pump that would work out better. I think theres a thread with pictures of the different ones on here.

Maybe a competant machine/welding shop could/would do it?

themodernartist May 31, 2009 06:39 PM

1 Attachment(s)
Here's what it looks like.
Peace,
Chaz

viciousknid May 31, 2009 06:39 PM

What vehicle are you putting the engine in. perhaps someone on here has done it and knows what you can do to make it work.

themodernartist May 31, 2009 08:00 PM

It's a '51 Hudson stepdown with an '80 Camaro clip grafted to it.
Peace,
Chaz

006rcsb May 31, 2009 10:05 PM

i remember seeing a pic of one being removed a while back and all they did was put a long prybar in it and pry upwards and it came right out.

006rcsb May 31, 2009 10:06 PM

-edit

neilownz May 31, 2009 11:12 PM

the l92 (newer type) outlet is what you would want then. its fairly short and straight. im not sure what sort of sealant they use. the new pump i put in has silicone looking stuff around the base of the outlet. how about heating it up first?

themodernartist Jun 1, 2009 07:47 PM

2 Attachment(s)
Neil,
Here is a better pic of the CURVED OVER water pump outlet pipe to show what's needed. I think this may be standard fitting on LS1 trucks. It just needs to rotate outward 20-25 more degrees which will then align up perfectly with the upper radiator hose fitting. It's really in there tight and I sure don't want to break anything.
Also, here is a pic of the car.
Peace,
Chaz

GMCtrk Jun 1, 2009 08:09 PM

just cut the top off and re weld it


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