Riley Mark XXII Track Day Car: First DriveMike Spinelli7/18/11 12:00pm851EditPromoteGo to permalinkRiley Technologies is best known for building Daytona prototype race cars. But what if they built a version that any idiot could drive? That's the Mark XXII, a Corvette V8-powered, decontented Daytona prototype. Why? Because racecar. With training wheels.