Smallest Three-Cylinder Engines: Kawasaki 249cc Inline-3 & Honda 249cc V3 The 1970s Kawasaki S1 Mach 1, KH 250, And Honda MVX250F Pack A 249cc Three-Cylinder ...

If they were shrinking by the year, logically you’d end up with something like this: the 2.5-inch-tall Smalltoe, the smallest rideable motorcycle in the world as certified by Guinness World Records.

First off, it will be powered by a 338 cc engine, the smallest it ever made. Secondly, it will be produced locally, with the help of a company called Qianjiang Motorcycle Company Limited.