Sleeper: A Ducati Scrambler tweaked by a Zero engineer

A lot of folks who work at American motorcycle manufacturers are compulsive tinkerers. Indian's design head, Ola Stenegärd, has been building choppers since forever. And Brad Richards of Harley-Davidson always has something sweet on his workbench. Tom Zipprian is a mechanical engineer at California's Zero Motorcycles—and he too likes to fill his precious downtime with wrenching. He's just finished turning his Ducati Scrambler into a street tracker, and it's a total sleeper build. “I’ve been working on my 2016 Ducati Scrambler for about two years now,” Tom tells us, “with a simple project brief: What if Bologna made a factory...