Ever heard the expression “A builder's house is never finished?” It counts for custom motorcycle builders, too. Even though customization is their bread and butter, many of them ride bikes that are stock—or just partially modified. That was the status of Nicko Eigert's 2012-model Moto Guzzi V7 up until recently. The founder of Indonesia's Smoked Garage bought the V7 about a year ago as his personal daily runner, but it soon became the shop's workhorse. And even though he had a million i...