Build. Train. Race.: Three killer Royal Enfield race bikes

We love Royal Enfield North America's Build. Train. Race. program for two reasons: it shines the spotlight on women in motorcycling, and it produces killer bikes. Now in its second season, it's a grassroots initiative where a selection of women riders are each given a Royal Enfield 650 twin to customize for racing. Then they spend some time training, before duking it out on the track. Last year's edition of BTR stuck with flat track racing only, but Royal Enfield have now added road racing to the list. The full roster includes 16 women in the US and four in...