The 1994 Buell S2 Thunderbolt motorcycle was backed by Harley-Davidson as a contender in the sportbike market. Powering the S2 Thunderbolt was a modified 1203-cc V-twin from the Harley-Davidson Sportster. Learn about this important motorcycle.
The 1956 Simplex Automatic motorcycle was a lightweight machine that could return 100 mpg. The main reasons for the high fuel economy were the overall light weight and efficient design of the bike. See pictures and learn about the Simplex Automatic.