There arrives a point with your electricity buildup where you may well think about incorporating nitrous oxide injection towards your supercharged vehicle. This level normally coincides with reaching a standard of efficiency Which means amplified financial commitment and diminishing returns from the supercharger. By way of example, my motor vehicle arises from the manufacturing unit that has a 5th technology Eaton MP45 supercharger. This supercharger is limited to about 230hp truly worth of flow rating and so whatever I do with bolt-on updates on my engine, my peak horsepower will likely not exceed 230hp limit simply because that is the stage at which the supercharger becomes the bottle neck in my system.As we have mentioned in earlier content articles there remains the option of porting the factory supercharger for a ten to fifteen% attain in capability (which In cases like this will be another 23 to 35 horsepower). There may be also the option of retrofitting a larger supercharger including the Eaton M62 to achieve opportunity as much as more than 300hp based on the final decision of the supercharger.This modification route (porting or replacing the factory supercharger) can demonstrate to get advanced and costly, particularly if the supercharger is built-in in the ingestion manifold (and possibly an air to water intercooler) as the situation is with a lot of manufacturing facility supercharged automobiles.A probable viable Answer for this case is to work with nitrous oxide injection to supplement the ability shipping when racing, and remaining happy with a trustworthy reduced driven auto once the nitrous is off and we're not racing.The explanation why nitrous oxide (N2O) turns into a terrific power adder is twofold:1- Nitrous is affordable in terms of horsepower for every greenback goes, and particularly in the scenarios in which we are currently supercharged and so will only be using it on the rare events once we do strike the observe.2- Nitrous oxide is a wonderful 'chiller' since it arrives out from the bottle at a temperature of detrimental 127*F and is also capable of cooling the overall supercharged air charge combination by over 100*F as claimed by enthusiasts, This really is an additional temperature reduction more than the results of what ever intercooler you have got equipped. This in-actuality tends to make nitrous an incredible proposition for cars that have presently maxed out their superchargers, exactly where the supercharger is running at peak rpms and manufacturing very significant outlet temperatures. The nitrous oxide injection can proficiently Increase the thermal efficiency from the supercharger when it truly is most pressured out and provides us a good, cool, and dense mixture.3- Nitrous oxide fuel supply is relatively straight forward to set up also to tune, In particular on newer design cars and trucks with return-les gas devices, or challenging to crack desktops which make it challenging to up grade (and effectively tune) a much bigger supercharger set up. Nitrous oxide fuel delivery could be set-up completely independently from the OEM ECU and fuel process and thus can make nitrous a achievable application for German vehicles with stubborn computer systems.4- This is a racer system... most vehicles manage to carry out far better during the winter months because the air is cooler, horsepower is elevated, along with the tracks Though chilly, is usually geared up for traction and will heat up more than enough over the evening to permit for traction and to present individuals the ability to exploit the cold dense air to post their very best occasions in the year. As the climate will get warmer, traction boosts as the asphalt is warm and sticky, but horsepower is decreased as a result of warmer, less dense air. Commonly racers find that their cars range of their quarter mile overall performance by as much as a half a second involving their summertime tune and their Wintertime tune, particularly if you are employing a supercharger or turbocharger that compresses (and further more heats) the incoming air.The Answer to on-track regularity, racers have discovered, is to mix the usage of nitrous oxide (that's summer pleasant) with pressured induction (superchargers and turbochargers) that are Wintertime pleasant. In the summertime time, the surface temperature is superior, and Therefore the nitrous bottle force is maintained at a superior stage previously mentioned 1100 psi. This allows for the generous nitrous stream fee underneath the sustained pressure (even with out a bottle heater) which gives great summer functionality for nitrous assisted autos. Though in the Wintertime, the skin temperatures drop considerably, the nitrous within the bottle contracts and also the bottle strain drops, subsequently, the nitrous movement charge drops and nitrous assisted automobiles exhibit worse performance during the Winter season occasions.The comprehensive reverse is true for supercharged vehicles that generate good horsepower while in the winter from compressing cool dense air, and weak horsepower in the summer heat. When you combine both of these electrical power adders you get fairly flat and reliable horsepower output yr spherical since the supercharger shines if the nitrous is weak, as well as the nitrous shines in the event the supercharger is weak, and so with each other, they give regular electrical power supply year round.Pre-cautions:Now Now we have to contemplate that nitrous oxide is definitely an oxidizer and therefore not just does it enhance the quantity of air and gasoline combusting during the cylinder, but it also generates a more rapidly transferring flame front mainly because of the oxidizer Houses of your nitrous oxide. This means that further timing retard, wonderful octane gas, And maybe colder spark plugs are going to be needed to run spray over a supercharged motor vehicle. In addition, as a consequence of its cooling outcome, a 100hp shot on the supercharged Camaro can incredibly simply put down About a hundred and twenty rear wheel horsepower of extra energy. Which means that the 'out of your box' jetting of a nitrous package is probably not enough on the supercharged car and you'd have to verify to monitor And maybe increase the gas jetting to match the final horsepower figure of your vehicle). Very last although not least, when you are managing a 500hp supercharged auto with an extra 120hp of nitrous oxide injection, Then you certainly should Guantee that your gasoline shipping and delivery (gas pump and fuel traces) have the ability to movement the total amount of fuel required to provide 620hp.Applications situations:1- There is a auto like mine, a 2005 C230 kompressor that comes along with a 230hp confined Eaton MP45. ECU on the car can be a Siemens ECU that very few individuals learn how to tune, as well as the gas system makes use of a return-considerably less setup with an in-tank gas tension regulator. With this type of set up all varieties of dry nitrous injection are out with the query because we can neither compensate for gasoline by means of flashing the manufacturing unit ECU, nor can we elevate fuel pressure over the nitrous injection as the fuel force regulator is in-obtainable....Recommended package:A wet nitrous injection package that injects both of those gas and nitrous oxide from your injection nozzle.Injection site:After the supercharger, after the intercooler, and into the intake manifold of the vehicle.Maximum encouraged injection:25% of the original total electric power figure which corresponds to all around a 50 hp shot of nitrous on our example.Expected last horsepower:60 to 65 wheel horsepower and attainable about a hundred thirty ft-lbs of additional torque!2- You've got a automobile which has an obtainable fuel strain regulator, or an ECU that may be re-flashed for nitrous oxide or maybe a 'dual tune' set up. In such a case it is suggested to work with a dry nitrous kit for 2 causes:First: Dry kits are safer on supercharged automobiles (assuming that the gas supply from the injectors or lifted fuel tension is adequate) as they keep a decreased chance of ingestion backfires because the consumption manifold is dry of fuel.Second: Dry nitrous injection contains no gas, and so we do not need to worry about fuel slipping away from suspension from your injected air. Therefore we now not must spray the nitrous suitable ahead of the intake manifold and we now have the choice to maneuver The purpose of injection much farther back again. Spraying nitrous Prior to the intercooler, proper once the supercharger offers the nitrous stream far more time and even more contact with the compressed air coming out of your supercharger which leads to additional cooling and even further elevated horsepower.Recommended kit:A dry nitrous injection package that injects only nitrous oxide with the injection nozzle.Injection place:After the supercharger, right before or once the intercooler rather than always ideal at the intake manifold of the car.Maximum encouraged injection:25% of the original full energy determine which corresponds to about a fifty hp shot of nitrous.Expected closing horsepower:70-75 wheel horsepower and probable about a hundred thirty ft-lbs of supplemental torque!3- There is a vehicle which includes an available gasoline strain regulator, or an ECU that can flashed for nitrous oxide or perhaps a 'twin tune' set up. In addition, you want to make as much horsepower as possible out of your nitrous...In this case it is recommended to implement a dry nitrous package injecting ahead of the supercharger. As we outlined in our articles or blog posts on twin charging (combining turbochargers with superchargers for included performance), when two 'chargers' are chained in sequence wherever just one charger feeds the following, then The 2 pressure ratios from the charger Incorporate since the next charger compresses air that is definitely previously compressed by the very first. By way of example two turbochargers set for any one.five tension ratio (or seven psi of Raise), working in sequential method will bring about a closing strain ratio of 2.twenty five bar (or 18psi of Strengthen) and that is more than the 'anticipated' 14psi that's the sum of The 2 Enhance concentrations.Similarly, injecting nitrous oxide ahead of the supercharger, provides now compressed air. That is accurate weather conditions we've been talking about nitrous becoming compressed mainly because it has 2 times the oxygen concentration as normal air or we are speaking about the nitrous cooling and compressing the incoming air. The final quantity of compression noticed from the supercharger inlet will differ according to the ratio of incoming air to the size with the nitrous shot, and may result in a rise in Strengthen of concerning 0.five to two.5 psi!This Enhance increase is As well as the facility enhance on the nitrous oxide injection and so it might be an extra 5 to 25 hp.Recommended package:A dry nitrous injection package that injects only nitrous oxide within the injection nozzle.Injection location:Before the supercharger inlet.Maximum proposed injection:25% of the initial full electrical power determine which corresponds to about a 50 hp shot of nitrous.Expected closing horsepower:75-100 wheel horsepower and feasible about 160 ft-lbs of extra torque!Things to prevent:1- Regardless of in which you set up the nitrous injection, be certain to not spray nitrous into your MAS air movement sensor or your intake air temperature sensor. These temperature dependent sensors, notify the ECU to progress the timing in colder problems. As we pointed out before, nitrous is an oxidizer that improves the velocity of journey of your combustion party and so needs managed (if not retarded) ignition timing when compared to a supercharged only set up. Keep away from spraying on these temperature delicate sensors to stop accidental timing progress from transpiring.2- Stay away from spraying a damp package (fuel) before your supercharger, given that the soaked gas mist will harm the supercharger rotors and strip their coatings.3- Be sure you Examine your air fuel ratio about the nitrous And do not keep on with the 'out in the box' air to gasoline configurations Together with the package. 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