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255 vs bosch 044

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Old 10-05-2009, 03:13 PM
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The 044 is a bigger pump, can support more hp (IIRC). I am running the 044 and so far great.. I also have heard horror stories about the AERO pumps, that theu take a **** not long after they are put on a DD...
Old 10-05-2009, 05:53 PM
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no issues with my 044 yet but its inline....not in-tank.
Old 10-05-2009, 06:38 PM
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Originally Posted by Mangled03gmc
The 044 is a bigger pump, can support more hp (IIRC). I am running the 044 and so far great.. I also have heard horror stories about the AERO pumps, that theu take a **** not long after they are put on a DD...
They get super hot under continuious duity, thats why I would only have it on under boost. Sounds like the 044 is the way to go, I drive my truck cross country from Co Springs to Ca 1200MI each way so I need something in the tank that won't leave me in the lurch
Old 10-05-2009, 06:52 PM
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Yah you fig a pump like the 1000 would be made to last, esp for the price.... I think the 44 will do it if not they sell a bigger one, where the whole bottom is open, just can't remember the name off the top of me head...
Old 10-05-2009, 07:07 PM
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my 255 intank is dropping from 70 to 50psi on 10# boost over 4000rpms.
ordering the fittings so i can put the 044 inthe tank.
Old 10-06-2009, 06:40 PM
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Anyone have issues with pressure dropping before you crank? The 044 doesnt come with a check valve so unless you added one to the pump before you installed it the pressure is gonna drop at key-on if you dont crank immediately. Its not a big deal, just wondering if anyone added the check valve when they did the install. Here is the second page of my install with pics. It shows the check valve from summitt i plan on eventually getting.

https://www.performancetrucks.net/fo...=431146&page=2
Old 10-06-2009, 06:57 PM
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My 44 came with one(check), but I took it off, to use the hose end i needed, so I have to turn the key 1 sometimes 2 times to get prime...
Old 10-06-2009, 07:00 PM
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You always have to add one.

Rick
Old 10-06-2009, 07:17 PM
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has anybody tried to add some time to their prime in the tune?
Old 10-06-2009, 07:40 PM
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Originally Posted by nonnieselman
has anybody tried to add some time to their prime in the tune?
Extend the relay run time at key-on? Is that possible? I dont think there is a place to do that in the software.


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