Single Turbo RX-7's Questions about all aspects of single turbo setups.

Fuel pump recommendations

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Old 01-14-09 | 08:05 AM
  #26  
hondahater's Avatar
spending too much money..
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I tell you what, when I get my car dyno'd this weekend (still crossing my fingers it's going to be this weekend) I'll post the results as I will not leave that shop until it hits 500rwhp *knocks on wood*
Old 01-16-09 | 08:50 PM
  #27  
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ls2
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bosch 044
Old 01-16-09 | 09:23 PM
  #28  
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Originally Posted by Monkman33
Which in-tank pump is good for 500 hp? I am aiming for 425 whp, so I think a 500hp pump should suit my needs, no? Or is the hp rating of pumps relatively arbitrary?

I will also be running a boost-a-pump, but I would like a pump that would do its job without it, and then improve from there.

Also, i prefer a single in-tank pump.
Supra TT fuel or a Bosch 044 pump will do
Old 01-16-09 | 09:30 PM
  #29  
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I'll say get one like mine .
[IMG][/IMG]
[IMG][/IMG]

The supra TT or the Bosch 044 there both great pump and would work find .
Old 01-17-09 | 04:45 AM
  #30  
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Check out my setup running OEM intank pump to fill up the catchtank and dual Bosch 044pumps. Not even close to the fuel limit with my power output.

https://www.rx7club.com/single-turbo-rx-7s-23/sweden-fd-singel-turbo-hks-t04r-751458/
Old 01-17-09 | 12:59 PM
  #31  
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There are a few options for 500HP. We have done one bosch 044 in the tank. You can also run dual walbro, nippondenso or Bosch pumps in the tank.

Dual pump assemblies http://www.rx7store.net/category_s/474.htm

I have never used a boost-a-pump on an RX-7 but have it on my Vette and it works well.
Old 01-17-09 | 01:52 PM
  #32  
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Originally Posted by hondahater
I know all setups are different but I do believe jrat has proven that even a walbro 255 can support 500hp and a Bosch 044 outflows a 255 + the boost a pump should mean it will take 500 without a problem and you have the reliability of a nice Bosch fuel pump.
554 to be exact on stock lines and fuel filter but thats not to say I recommend that type of setup.
Old 01-17-09 | 08:21 PM
  #33  
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Anyone had experience with the bosch 040 ? I believe it's basically an 044 with a mesh filter on the bottom of it for an in tank setup (as opposed to the 044 which is inline, but everyone puts a filter on the one end and mounts it in tank)

I have one kicking around and I'm not sure whether to install it or not.
Old 01-22-09 | 06:29 PM
  #34  
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Originally Posted by J-Rat
554 to be exact on stock lines and fuel filter but thats not to say I recommend that type of setup.
Rofl that is freakin' insane. You are always proving things that "can't" be done. I like that

edit: update on mine. Looks like I'll be going this weekend instead of last. I'll let you guys know the results.
Old 01-22-09 | 06:31 PM
  #35  
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Originally Posted by 13BT_Starlet
I'll say get one like mine .
[IMG][/IMG]
[IMG][/IMG]

The supra TT or the Bosch 044 there both great pump and would work find .
Ohhh that's one shitty pump, it doesn't even have any wires coming off it
Old 01-25-09 | 01:52 PM
  #36  
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Originally Posted by hondahater
Rofl that is freakin' insane. You are always proving things that "can't" be done. I like that

edit: update on mine. Looks like I'll be going this weekend instead of last. I'll let you guys know the results.

Yeah, well I am dual walbro in tank now plus AN lines.
Old 01-26-09 | 06:21 PM
  #37  
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Originally Posted by 13BT_Starlet
I'll say get one like mine .
For $975..... wow....

So what are the exact specs on that mechanical pump?
Old 01-28-09 | 07:49 AM
  #38  
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Bosch 044 and Supra pump have about thesame capacity with the exception that the Bosch 044 flow rate is more stable at full throttle/load
Old 01-28-09 | 09:00 AM
  #39  
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used to run 3rotor pump with 2 rotor , worked great now i run dual walbro with thicker lines , 1000cc prim -1600cc seconadies
Old 02-02-09 | 09:38 PM
  #40  
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Originally Posted by hondahater
Ohhh that's one shitty pump, it doesn't even have any wires coming off it
You could put a set of jumping cables and see if it would get it turning

Originally Posted by Monkman33
For $975..... wow....

So what are the exact specs on that mechanical pump?
• Flows in excess of 4500 lbs/hr (over 12 GPM at 100 PSI).
• Supports over 5000 HP gas, 2500 HP methanol.
• Body constructed of CNC machined, 6061 T6 aircraft aluminum.
Old 02-03-09 | 04:06 PM
  #41  
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Yeah... when I am aiming at 450 maximum... I think that setup is a tad on the overkill side lol.
Old 02-06-09 | 12:26 PM
  #42  
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I am running Duel pumps a supra and a walbro pump. The install really is not that complicated. It works just fine for 500hp
Old 02-06-09 | 05:29 PM
  #43  
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Originally Posted by Monkman33
Yeah... when I am aiming at 450 maximum... I think that setup is a tad on the overkill side lol.
for you it is , all you really need is a bosch 044 in line with the stock intank and be done with it ! and aeromotive fpr regulating fuel on the return side of the rails
Old 02-10-09 | 11:18 AM
  #44  
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From: Sunny Florida
bosch "044" should do the job. the 044 is a great pump.
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