His Yak-3U, manufactured in 2005, has very little time on it; it hasn’t even lost that new-airplane smell. It’s also for sale. “Always has been,” says Whiteside. Sure enough, Worldwide ...

The team has a set of digital scales designed to be placed under an airplane’s landing gear tires—two under the mains and a third for the tailwheel. To get the Yak’s three wheels up and ...