The 1990 Honda RC30 motorcycle is a racing machine in the shape of a regular sportbike. It contained a 750-cc engine that only produced 86 horsepower but racing parts helped reduce weight. Find more information and see pictures of the 1990 Honda RC30.
The 1912 Harley-Davidson X8A featured a 30-cubic-inch single-cylinder, a powerful engine for its time. By 1912, public demand for more power was answered with the X8A, which produced 4.3 horsepower. See pictures and learn about the Harley X8A.