1975 Honda Goldwing custom

At face value, there’s nothing unusual about Paul Dutra’s taste in motorcycling. He owns a heavyweight tourer—a Goldwing, natch—and he likes to make a big trip every year. But Dutra’s steed is not a 900 lb road sofa with a sound system, sat-nav and heated seats. El Guapo (“The Handsome One”) is a rusty, stripped-down custom Goldwing with hand-beaten bodywork and not a pannier in sight. Dutra's bike is a 1975 GL1000, with a flat-four 999 cc motor. It had been faithful to its former owner for 35 years, and although it was time to move the bike on, the...