Technical Features

  • The truth about Euro 4

    People often assume engine designers must get frustrated by being asked to make their engines super-efficient or super-powerful, then told to plug them up with a catalytic converter, and make them whisper-quiet too. But that’s a misunderstanding of what an engine designer does...

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  • Why Honda Love the V4

    Soichiro Honda himself declared it the perfect engine for powering a motorbike (he hated two-strokes and famously compared the engine to a bamboo rod with holes in). But the reason the V4 came to be Honda’s favoured engine has a more practical origin...

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