The Industrial Revolution's strides produced many miracles. Advancements in metallurgy and improved technological practices made the mass production of precision parts possible and, with time ...

With a much higher state of tune, a motorcycle engine lives a more stressful life ... oil passages flow more efficiently, ...

Basically, two opposed pistons are rigidly connected to a perpendicular ... And if those engine output figures seem tame by comparison with sport bike engines boasting far less displacement ...