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06-09-2008, 03:57 AM
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Hummer Professional
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Join Date: Feb 2006
Posts: 368
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Water Injection Installed
I made a makeshift water injection system for my H2 today. Cost me about $10. Expecting gains of 5-8 MPG.
Did the same on my mustang when I was in high school, worked great....gained BIG mpg's. My teacher was seeing gains of over 20 MPG using water injection.
For those that dont know, water injection is a PROVEN way to increase milage, and power (And reduce knock and let you run more boost if you have a supercharger). Not a mystery, not somthing that is a gamble, not some new age tech thing that costs $5,000..........its old school and it works, period.
http://en.wikipedia.org/wiki/Water_injection_(engines)
http://journeytoforever.org/biofuel_...earth/me3.html
Im under the asumption that the computer will raise IGN advance and lean the mixture (Better milage). If not, someone let me know and Ill have to pick up that device that allows you to connect the laptop to do it.
--John
__________________
2006 Hummer H2 Lux Series
www.JohnHasMoreFun.com
1/4 Mile 15.29@91.34mph
Mods:
Magnusun Radix Supercharger!!!
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Warn 9.5 Winch
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06-09-2008, 07:48 PM
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Hummer Professional
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Join Date: Dec 2004
Location: 2 clicks north of Houston
Posts: 412
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Re: Water Injection Installed
Please post the before and after dyno charts along with the fuel/air logging with you water injection. BSFC would also be nice to corroborate your thesis, as would be EGT. I do not doubt the power increase, as the injection acts as a "chemical intercooler". It is the MPG increase I suspect.
FWIW, Wikipedia is a editable source page and not to be used as an end all for hard information. The info is only as good as the lasy guy(s) who posted/corrected the info.
Also, for a non-boost charged engine, this idea will not access any more HP than stock. The added "octane" and cooling of the combustion chamber isn't needed in natural asperation.
And, it isn't water. Its either alcohol or methanol. Either of which is a corrosive to a stock engine.
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Had-94,96,98,99 Cobra Stang,99 Navigator,03 Expy, 05 H2
Have-08 Titan C/C,06 GCSRT-425FTLB & AWD, other junk..
Want-08 Viper, 06 M5
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06-10-2008, 06:25 PM
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Hummer Veteran
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Join Date: May 2003
Posts: 79
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Re: Water Injection Installed
I piss on my air filter and have seen gains of around 35% you should try it....It really works!! 
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07-06-2008, 06:59 PM
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Hummer Guru
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Join Date: Dec 2005
Location: In a FREE U.S.A. where Marxism, Socialism & Communism is not allowed !
Posts: 5,485
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Re: Water Injection Installed
Quote:
Originally Posted by finbox
I piss on my air filter and have seen gains of around 35% you should try it....It really works!! 
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you too, huh !
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REMEMBER
History, be it in 1 Year, 10 Years, a Hundred Years or One Thousand, will show that those people who voted for John McCain in the United States Presidental Election of 2008 were true patriots...
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07-06-2008, 09:35 PM
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Hummer Authority
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Join Date: Nov 2004
Location: Little Rock, Arkansas
Posts: 1,784
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Re: Water Injection Installed
Ducky if I'm responding to you when you were making your short comment after my statement concerning something else I do not mean to even begin to start crap.
If you pay close attention to my remarks about injection it was not about mpg but, about power. I feel whatever you inj. as long as it creates power then you need less throttle to maintain desired speed. I'm yet to be convinced that you can gain huge mpg increases inj. water until I see enough people getting it done. But, I do know that someone cannot get something new going without trying. Most increase in knowledge has come from people going out onto the edge of the envelope.
Now again I feel inj. or just additional cool air blown right on intake or heads as far as I know should help to increase power which can create the opportunity to use less fuel to maintain the same perf.
I hope I have clarified my thoughts as I hope to encourage experimentation on all vehicles in any way and for whatever reason.
TAZ
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05 H2 SUV cus. paint, Magnuson SC 6/12lb boost, cowl hood scoop, 12" dash touchscreen, GM elec. fans, HPTuners.com tuning soft., Dynatech headers dual catback exhaust Jet Hot chrome front to back Flowmaster Super 40's, Diamo 8 Karat rims & 325X60-20" Toyo, 4 OEM Captain seats Katzkins leather, rear console computer inside running all AV/NAV etc., Infinity component system 3 amps Tsunami Caps, rear flip down 12" monitor, headrest monitors, overhead console boost, fuel pressure, & A/F ratio gauges
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06-10-2008, 06:28 PM
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Hummer Messiah
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Join Date: Nov 2002
Location: PDX
Posts: 2,367,817
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Re: Water Injection Installed
Quote:
Originally Posted by johndjmix1
I made a makeshift water injection system for my H2 today. Cost me about $10. Expecting gains of 5-8 MPG.
--John
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Quote:
Water injection (engines
From Wikipedia, the free encyclopedia
Wikipedia does not have an article with this exact name. Please search for Water injection (engines in Wikipedia to check for alternative titles or spellings.
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06-10-2008, 06:41 PM
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Hummer Guru
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Join Date: Sep 2007
Location: In my prime....
Posts: 2,549
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Re: Water Injection Installed
Quote:
Originally Posted by johndjmix1
I made a makeshift water injection system for my H2 today. Cost me about $10. Expecting gains of 5-8 MPG.
Did the same on my mustang when I was in high school, worked great....gained BIG mpg's. My teacher was seeing gains of over 20 MPG using water injection.
For those that dont know, water injection is a PROVEN way to increase milage, and power (And reduce knock and let you run more boost if you have a supercharger). Not a mystery, not somthing that is a gamble, not some new age tech thing that costs $5,000..........its old school and it works, period.
http://en.wikipedia.org/wiki/Water_injection_(engines)
http://journeytoforever.org/biofuel_...earth/me3.html
Im under the asumption that the computer will raise IGN advance and lean the mixture (Better milage). If not, someone let me know and Ill have to pick up that device that allows you to connect the laptop to do it.
--John
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Post pics please!
__________________
Alaska...If it's brown it's down!
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06-10-2008, 09:26 PM
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Hummer Expert
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Join Date: Feb 2005
Location: The Great White North!
Posts: 527
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Re: Water Injection Installed
__________________
Two reasons anyone does anything in life...Inspiration or Despiration.
Last edited by MDimitri : 06-10-2008 at 09:36 PM.
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06-10-2008, 10:36 PM
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Hummer Guru
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Join Date: Sep 2003
Posts: 2,089
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Re: Water Injection Installed
__________________
"moonie"
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06-11-2008, 05:16 PM
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Hummer Guru
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Join Date: Sep 2003
Posts: 2,089
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Re: Water Injection Installed
__________________
"moonie"
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06-11-2008, 06:18 PM
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Hummer Messiah
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Join Date: Nov 2002
Location: PDX
Posts: 2,367,817
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Re: Water Injection Installed
Quote:
Originally Posted by BlueTJCO
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No kidding. Can't wait to see this train wreck. I predict a truckload of fail. 
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06-11-2008, 06:32 PM
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Hummer Guru
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Join Date: Sep 2007
Location: In my prime....
Posts: 2,549
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Re: Water Injection Installed
Johndjmix1,
Where's the picture of the install?!
I'm starting to feel a chuckle coming on!
__________________
Alaska...If it's brown it's down!
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