Hello Engine shows how to build a Triumph Desert Sled

The motorcycle industry is replete with modern replicas of classic machines. These days, you can buy bikes that mimic the style of vintage motos—but with hidden electronics and catalytic converters, and no oil leaks. Period-correct old timers are becoming rarer by the day. So we need guys like Hayden Roberts: craftsmen who live and breathe classic motorcycles. He's a British transplant living in Santa Paula, California, where he repairs and restores old British iron under the Hello Engine banner. His latest project is a showstopper. Built for the Born Free show, it's a Triumph desert sled that's dripping with patina...