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- Path: sparky!uunet!wupost!usc!rpi!batcomputer!munnari.oz.au!yoyo.aarnet.edu.au!dstos3.dsto.gov.au!myna!pzh
- From: pzh@myna.dsto.gov.au (Paul Heuer)
- Newsgroups: rec.autos.tech
- Subject: Re: Poor Man's Supercharger
- Message-ID: <1992Sep14.143831.164530@dstos3.dsto.gov.au>
- Date: 14 Sep 92 20:38:29 GMT
- References: <BuF7uA.A35@news.larc.nasa.gov>
- Lines: 56
- Nntp-Posting-Host: myna.dsto.gov.au
-
- kkm@cyclone.larc.nasa.gov (Kenna Macauley) writes:
-
-
- > I've noticed a lot of talk going on about Supercharging. Don't forget the
- >supercharger in a bottle, Nitrous Oxide. These commercially produced systems
- >can be bought to fit to just about anything with an engine in it. There are a
- >lot of bad facts floating around about these systems most of which are not
- >true. Here's what it can do for you.
-
- >1. Give you anywhere from a 50 to 300 HP plus at the touch of a buttom.
-
- >2. Strictly on demand when you need it.
-
- >3. Most well designed kits are bolt on and take no more than hand tools
- > and an afternoon to install.
-
- >4. Very simple systems, can be removed if you decide to sell the vehicle.
-
- >The Nitrous Oxide is merely used as an oxidizer it does the same thing a
- >supercharger does, it increases the amount of oxygen present in the
- >combustion chamber, when added with the right amount of fuel it esentially
- >makes for a much more potent intake charge, hence the increase in horsepower.
- >(also when the nitrous is injected by the spray bar it has a tremendous
- >cooling effect on the intake charge which increases fuel/air density which
- >further helps engine output). The amount of HP increase you get denpends on
- >the size of the orifices in the spray bars. One manufacturer even has a
- >system that you can change the amount of HP increase you get by changing
- >restrictors in the fittings on the spraybar plate underneath the carb. They
- >have been stories circulated that it will burn up an engine. This is true if
- >you decided to experiment on your own and didn't compensate the increased
- >amount of oxidizer with an increase in the amount of fuel. These two must be
- >balanced or you'll get an overly lean mixture which will burn your engine up
- >in very short order. Commercially produced systems of which there are many
- >are engineered and tested to perform properlly on whatever application they
- >are designed to work on. The usual system consists of a carb separator plate
- >with two spraybars, one for gas, one for NOS, a couple of electric solenoids
- >to control the flow and a bottle for the Nitrous Oxide plus all the hardware
- >and switches need to install it. I've had two cars that it was installed in
- >and have never had any problem with it. I can drive around all day with the
- >engine returning the normal good gas milage and all but when i need the extra
- >power its there. These system can be put on completely stock engines but you
- >won't be able to get high HP increases you have to stick to the lower ranges.
- >One extra note it's a good idea if you decide to purchase one of the units
- >that you also buy some of the optional filters (Some system do come with
- >them) These need to be installed in the fuel and NOS lines before the
- >solenoids to keep out trash. Very important since a solenoid sticking open it
- >not good for obvious reasons.
-
- >kkm@cyclone.larc.nasa.gov
-
- They have outlawed Nitrous on street cars in Oz. I'm surprised you guys are
- still allowed to use it! I thought the authorities were a lot tougher over
- there than they are here.
-
- Cheers,
- Paul. (pzh@aeg.dsto.gov.au)
-