The J57 would be a "gross polluter" in CA, anyway. Old tech, max particulates.
Pam & Paul Bauman wrote:
>
> 9 or 10 gallons/minute. That's about what a 2 liter Solex gets, right :)
> Anyways, I try to not drive top down unless it gets above -50. Guess I'm
> just a California boy.
>
> -----Original Message-----
> From: RWM [mailto:RWM@RWMann.com]
> Sent: Thursday, October 25, 2001 3:01 PM
> To: Pam & Paul Bauman; datsun-roadsters@autox.team.net
> Subject: Re: cooler cars - How does it work?
>
> No MTBE, but JP4 has various additives to deter wax formation and fuel
> freezing
> below -60 deg F. Nice rush from the 10,000 lbs static thrust, but something
> to
> consider is that fuel flow is on the order of 9-10 gallons/minute (56-58
> lbs/minute) at sea level. How many you need?
>
> Pam & Paul Bauman wrote:
> >
> > Hey, where can I get me one of them J57 engines for my roadster? Does JP4
> > contain MTBE?
> >
> > Paul
> >
> > -----Original Message-----
> > From: owner-datsun-roadsters@autox.team.net
> > [mailto:owner-datsun-roadsters@autox.team.net]On Behalf Of RWM
> > Sent: Thursday, October 25, 2001 7:53 AM
> > To: datsun-roadsters@autox.team.net
> > Subject: Re: cooler cars - How does it work?
> >
> > Not to mention that the B707-120B with the JT3D, initial JT9D-3A powered
> > B747-200s, and the venerable B-52 with J57 power used water (later,
> > water/alcohol) injection on takeoff. This was done both to reduce peak
> > takeoff power turbine inlet temperatures and to increase mass flow,
> > hence thrust.
> >
> > - Bob Mann, '69 2000 Solex, no water injection
> >
> > Steve Harvey wrote:
> > >
> > > Mark,
> > > It just wasn't used during WWII. The C-130, P-3, E-2B and other
> turbo-prop
> > > aircraft still use a water solution for high performance takeoffs.
> > > Steve Harvey
> > > Milwaukee
> > >
> > > Mark Gill wrote:
> > >
> > > > Hello List,
> > > >
> > > > Introduction of water vapor into a petrochemical internal combustion
> > engine
> > > > does improve performance (improved burning of fuel). If my memory
> > serves me
> > > > right, this was used during World War II in airplanes to enhance their
> > > > performance. There are two schools of thought as to why:
> > > > 1. The evaporating water/alcohol cools the intake air and makes the
> > air
> > > > more condensed (more molecules of oxygen)as it is sucked into the
> > combustion
> > > > chamber. (Note the alcohol prevents water from freezing due to the
> > venturi
> > > > effect or sometimes referred to as vapor lock).
> > > > 2. The water (H2O) introduced into the chemical mixture of fuel
> > (Hydro
> > > > Carbons) and air (Oxygen) performs a more efficient chemical reaction
> > > > (burning) solution.
> > > >
> > > > I was not a good student (chemical or otherwise) so I don't know which
> > is
> > > > right if any. In the early 1970's as gas went from $0.25 to $0.50 per
> > > > gallon, I helped a friend of mine install a water injector for a
> > carburated
> > > > gas engine. There was improved performance, but fuel mileage
> > improvement
> > > > was nominal since the big 455 Cubic Inch V-8, four barrel carburator
> was
> > > > only getting 11-12 miles per gallon either way.
> > > >
> > > > Regards,
> > > >
> > > > Mark Gill
> > > >
> > > > >From: Alex Avery <aavery@rica.net>
> > > > >Reply-To: Alex Avery <aavery@rica.net>
> > > > >To: "Terry and Donna Cost" <tcost@vvm.com>, "Datsun Roadsters"
> > > > ><datsun-roadsters@autox.team.net>
> > > > >Subject: Re: cooler cars
> > > > >Date: Wed, 24 Oct 2001 10:52:42 -0400
> > > > >
> > > > >How does the small amount of humidified air that is introduced into
> the
> > > > >intake air stream remove carbon? If the air is at ambient air temp,
> how
> > > > >much water vapor can it pick up in the short amount of time it passes
> > > > >throught the alcohol/water mixture and to the intake manifold?
> > > > >
> > > > >If you live in a desert, where the air is naturally dry, is carbon
> > build-up
> > > > >more of a problem? Conversely, if water vapor/humidity helps
> > prevent/remove
> > > > >carbon buildup, are the engines on Florida cars naturally low on
> carbon
> > > > >buildup?
> > > > >
> > > > >Curious Alex
> > > > >
> > > > >At 09:03 AM 10/24/01 -0500, Terry and Donna Cost wrote:
> > > > > >I posted this to another list and thought the roadsters might also
> > like
> > > > >to
> > > > > >see it. They were talking about carbon buildup, running hot,
> > pinging,
> > > > >low
> > > > > >octane gas, etc.
> > > > > >
> > > > > >A long time ago J. C. Whitney sold a water vapor injector kit that
> > they
> > > > > >advertised to remove carbon, increase horsepower, run cooler, cure
> > you of
> > > > > >warts, etc. The "kit" was a quart bottle with two holes in the
> lid.
> > One
> > > > > >hole had a length of fish tank bubble tubing connected to a bubble
> > stone
> > > > >on
> > > > > >the bottom of the bottle, the other hole connected to a bubble
> valve
> > on
> > > > >the
> > > > > >lid, then bubble tubing from the valve to a vacuum port on the carb
> > or
> > > > > >manifold. They sold a magic mixture to put into the bottle, which
> was
> > 1/5
> > > > > >alcohol and 4/5 tap water. The alcohol helped the bubble action.
> > You
> > > > > >started the engine with the valve closed, then adjusted it to just
> > barely
> > > > > >bubbling at idle, which was full vacuum. Air went through the lid
> > into
> > > > >the
> > > > > >bottom of the bottle, became water vapor, left the jar at the top
> by
> > the
> > > > > >hole in the lid, went into the valve, through the tubing to the
> carb
> > or
> > > > > >manifold, then did it's magic in the combustion chambers. They
> > sealed
> > > > >the
> > > > > >holes to the tubing with clear sealant. You refilled the bottle by
> > > > > >unscrewing the lid and pouring in 3/4 quart of mystery mixture.
> The
> > kit
> > > > > >also had a hanger to secure the bottle to a firewall or fender. I
> > > > >refilled
> > > > > >my bottle about twice a month. On an older carbureted car it works
> > very
> > > > > >well, keeping the engine cooler and burning off the carbon. I made
> a
> > few
> > > > > >from plastic juice bottles and fish store hardware, and bought
> > rubbing
> > > > > >alcohol for the magic mixture.
> > > > > >
> > > > > >Only 17 days until the TDROC Fall Rallye in Kerrville. Let me or
> > Mike
> > > > >know
> > > > > >if you are coming so we can plan for numbers. Day trippers on
> > Saturday
> > > > >the
> > > > > >10th are welcome. Drive a Datsun or whatever will get you there.
> > See
> > > > >you
> > > > > >in Kerrville!!
> > > > > >
> > > > > >Leisure Suit Terry
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