considering a Kawasaki KV75 from the 70s is much smaller and less stable than a modern Grom, and the power gain is so much. When the KV75 launched in 1971, its 75cc 2-stroke engine pumped out just ...

It is one of the largest engines you’ll find in a production motorcycle (1,917 cc) but eschews a complete modernization of ...

It might look like a modern ... two-stroke expansion chambers. The rear wheel ... [+] rides on a single-sided swingarm. Also, Honda took advantage of a rule allowing two-cylinder race bikes ...