Birdcage: Revival Cycle's Titanium-Caged BMW Boxer

BMW Motorrad have something big in the works. All they've shown us so far is a boxer engine and a drivetrain...but they've teased these in the most spectacular fashion. First, they commissioned a build from Custom Works Zon for the Mooneyes show in Yokohama. Now it's the turn of the highly talented team at Revival Cycles in Austin, Texas. They've answered with what is possibly their hottest machine to date: 'Birdcage.' Revival shop boss, Alan Stulberg, picks up the story: “BMW came to us months ago and presented us with an engine, gearbox and rear differential drive that was never...