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Does Anti-Lag Shoot Flames?

Published in Automotive 2 mins read

Yes, anti-lag systems can shoot flames.

Understanding Anti-Lag

Anti-lag systems are designed to prevent turbo lag, which is the delay in boost pressure building up after the throttle is opened. They achieve this by injecting fuel into the exhaust manifold, creating a small explosion that spins the turbocharger faster.

Why Flames?

The flames you see are a result of the unburnt fuel igniting in the exhaust manifold. This happens when the fuel is injected into the hot exhaust gases, causing a small combustion event. This combustion creates a pressure wave that forces the turbocharger to spin up faster.

Factors Influencing Flames

Several factors influence the intensity and visibility of the flames:

  • Fuel quantity: More fuel injected means larger flames.
  • Exhaust gas temperature: Hotter exhaust gases produce more intense flames.
  • Manifold design: The shape and size of the manifold can affect the flame's size and visibility.
  • Engine RPM: Higher RPM generally results in larger and more visible flames.

Note:

It's important to note that anti-lag systems are typically used in racing applications where performance is paramount. They are not typically found in everyday road cars.

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