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View Poll Results: Which fuel pump is better
DW 300 lph fuel pump
8
26.67%
Aeromotive 340 lph fuel pump
22
73.33%
Voters: 30. You may not vote on this poll

Aeromotive 340lph fuel pump or DW 300 lph fuel pump

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Old Nov 5, 2011 | 11:35 PM
  #1  
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Default Aeromotive 340lph fuel pump or DW 300 lph fuel pump

I am deciding between the two, they are about the same price.. is ther any pros an cons of each?? thankss
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Old Nov 5, 2011 | 11:41 PM
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I use the Aeromotive:

Pro - More flow than DW
Con - Have to change polarity of power wiring for pump
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Old Nov 5, 2011 | 11:53 PM
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and the dw is just a straight drop in like the walbro?
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Old Nov 6, 2011 | 12:30 AM
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Both pumps are drop in like the Walbro...
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Old Nov 6, 2011 | 06:41 AM
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Originally Posted by 350z006
I use the Aeromotive:

Pro - More flow than DW
Con - Have to change polarity of power wiring for pump
Your con is not really a con since they fixed that issue. You only had to change the polarity on the first batch they released.
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Old Nov 6, 2011 | 07:26 AM
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Originally Posted by dikspiel
Your con is not really a con since they fixed that issue. You only had to change the polarity on the first batch they released.
That help's me out....Aeromotive it is,thanks dikspiel

Last edited by ETZ; Nov 6, 2011 at 07:38 AM. Reason: Mis-type
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Old Nov 7, 2011 | 12:01 AM
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Dammit! I rewired my fuel bucket too! Oh well...

Originally Posted by dikspiel
Your con is not really a con since they fixed that issue. You only had to change the polarity on the first batch they released.
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Old Nov 7, 2011 | 06:23 AM
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DW = 3-year warranty and E85 compatible.

Also, we have a 350Z specific fitment pump and install kit now available. The A340 and non-350Z fitment DW will require some trimming to make fit.

-Chris
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Old Jan 6, 2012 | 05:05 PM
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I tried looking for the app-specific pump, but aeromotive dont seem to go that in-depth. Is the 340LPH pump a drop-in? (aka, no extra parts/wires?)
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Old Jan 7, 2012 | 08:19 AM
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they are all drop in
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Old Jan 7, 2012 | 07:20 PM
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I like both companies.

The only reason i would lean more towards the aeromotive is the fact that they have been making high hp fuel pumps for quite some time already.

DW has great products and fully tests their stuff so i wouldn't worry about them having quality issues either, though.
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Old Jan 9, 2012 | 07:26 AM
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Originally Posted by str8dum1
they are all drop in
Not true. The DW301, W255, A340 all require trimming of either the assembly or pump to make fit.

We introduced the DW301 smooth bottom pump for the 350Z/G35 assemblies so that it would be a true drop-in fitment pump.

Also, the DW300/DW301 is a 320LPH pump that flows more than the similar in-tank pumps above 65psi. Which, in a FI application, is where you need more flow.

Last edited by Chris@DW; Jan 9, 2012 at 07:28 AM.
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Old Jan 9, 2012 | 07:56 AM
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Originally Posted by Chris@DW
Not true. The DW301, W255, A340 all require trimming of either the assembly or pump to make fit.

We introduced the DW301 smooth bottom pump for the 350Z/G35 assemblies so that it would be a true drop-in fitment pump.

Also, the DW300/DW301 is a 320LPH pump that flows more than the similar in-tank pumps above 65psi. Which, in a FI application, is where you need more flow.
Do you guys have a flow chart? Not a graph but a chart?

Also off topic do you guys do injector servicing? If so can you pm me with prices and details.
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Old Jan 9, 2012 | 08:55 AM
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Originally Posted by ccchaorule
I am deciding between the two, they are about the same price.. is ther any pros an cons of each?? thankss
OP i have a dw 300 lph pump that came out of my z i has maybe 200 miles worth of use on it if your interested. ill let it go real cheap and im local :P
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Old Jan 9, 2012 | 08:57 AM
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Originally Posted by konrad
Do you guys have a flow chart? Not a graph but a chart?

Also off topic do you guys do injector servicing? If so can you pm me with prices and details.
Sure.

http://www.deatschwerks.com/fuel-pump-tech/
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Old Jan 9, 2012 | 09:21 AM
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aeromotive for sure. awesome pump. iirc the a340 is e85 compliant also.
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Old Jan 9, 2012 | 09:23 AM
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Which A340 number are you guys with it running? The 11140, 11141 or 11142. Havent pulled my fuel pump out to look as the car is in storage an hour away
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