When you have already developed one of the best, most balanced engines, there simply isn't much need to reinvent the wheel ...

At the beginning of October, Japanese bike maker Kawasaki unloaded close to 30 refreshed or returning motorcycle models for the American market, including a lot of rides that are part of the coveted Z ...

Powered by a Viper V-10 engine, the Dodge Tomahawk has four wheels and was claimed to be able to do over 400 mph!