Pug106 Engine Tuning (Forced Induction)
As stated before, the idea of getting more power from the engine is to get as much fuel and oxygen into the available cylinders as possible, and then to burn it as efficiently as possible. When you are relying on the engine to suck in the air and mix it with the correct amount of fuel, it is impossible to get high pressures. Forced induction gives a means of increasing the pressure and burning more fuel efficiently and therefore giving more power. Turbo Chargers This is one which is likely to be favored by power hungry enthusiasts in years to come. It will give a big increase in both power and torque once the turbo lag has been overcome. However, the power delivery is unlikely to be smooth, and with a surge in torque just above where the turbo spins up in the rev range, the handling may be effected. The turbo works by using the exhaust gases to drive a turbine which forces air in to the engine, hence, forced induction. A turbo conversion is not the most cost effective way to get more power but may be to certain peoples taste, and will offer more power than is achievable with normally aspirated engines. Think about reliability issues and talk to a specialist for more details, but it would be wise to consider the other options before decisions are made. Superchargers Similar to a turbocharger a supercharger will force more air in to the engine. The supercharger runs off the flywheel, rather than the exhaust gases that a turbo runs off. It is not as stressful on the engine and will give a smoother power delivery and therefore better performance, although maybe not as much power. This type of conversion is likely to be more likely on all models, and unlike the turbo conversions, the handling should not be effected as the superchargers power delivery is smooth and instant. As with a turbo, consult a specialist before any decisions are made. Click here to go back |
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