In 1970 Harley-Davidson introduced a new 750cc, 4 speed, 90 bhp V-twin engine motorcycle specifically for flat track racing, the XR750. Little did the engineers realise that the bike they had produced ...

The idea of roadracing a Sportster isn't entirely ridiculous, or even without precedent. For most of the 1990s, the AMA Harley-Davidson Twin Sport/Super Twins series showcased America's best ...

Harley-Davidson has some explaining to do back home. The Milwaukee factory may not be known for its race-track prowess in Europe, but in the US where motorcycle dirt-track racing (like speedway only ...

Canadian and American race promoters have announced new classes for 2010. The Canadian series will feature V-Twins, while the AMA will focus on the XR1200 from Harley-Davidson. Here is an extract of ...