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Power gains from a sports catalyst

Catalysts are a vital component in our modern tree hugging environmentally conscious society. First TorqueCars will look at what a catalyst does and how it works.

A catalyst is actually a term used to explain anything which accelerates or performs a chemical reaction. In a car the exhaust fumes are fed through a matrix of ceramic honeycomb lined with precious metals. Read More...

Comparison of Turbo’s and superchargers

Both work on the same principle they blow air into the engine under pressure. Both have a turbine which spins up depending on the engine speed and the higher the revs the greater the volume of air is forced into the engine. But there are some major differences between the two and which is best for your project? Read More...

How to avoid engine knock and pinging

So what exactly is engine knock and how dangerous is it? What causes engine knock and how can it be avoided?

You may notice a knocking or rattling noise from your engine or a sudden loss of power under full throttle.

Immediately back off the throttle and only use low rpm engine speeds until you can get the engine investigated.

The chances are that you are suffering from a condition known as “engine knock”. Read More...

Fuelling uprating the fuel pump, injectors and fuel pressure regulator

Fuel systems

"A car with a drink problem!"

Cars need a precise mix of oxygen and fuel to burn effectively. Much of the engine tuning done by TorqueCars members involves increasing the cars capacity to burn the air and fuel mix. Much attention is generally given to the air intake and we have discussed the various aspects of forced induction.

We should not overlook the fuelling as it is essential to keep the mix right. Power is lost when the engine adjusts itself to stop it running too rich or lean. Many power losses at certain points in the rev band can often be traced to a fuelling issue.… Read More...

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