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CFMOTO's V4 superbike didn't start out as the 90-degree engine we see today. The original design was a narrower 70-degree V4.

Thanks to their compact design, V4 engines today dominate the pinnacle of motorcycle racing, Moto GP. Being narrower, they allow for greater lean angles and dominate the grid. However, V4 engines are ...

V4 engines developed specifically for automobiles are now extinct, but they were at the heart of several cars throughout history. Now widely used by motorcycle manufacturers, the V4 engine was first ...