Powerful and dependable, the Rolls-Royce Merlin aero engine was fitted to many of the most significant warplanes of the Second World War—from the Spitfire and Hurricane to the Lancaster. The engine’s ...

The humble supercharger, which has helped boost power outputs for as long as cars have existed, is now on its way out. Increasingly compact and efficient turbochargers, as well as other methods of ...

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