BMW's big-bore flat-twin delivers immense torque, which defines the R 1250 R’s riding characteristics ... In order to provide you with an honest and unbiased review, the vehicle reviewed ...
Air/Liquid Cooled Four Stroke Flat Twin Engine, Double Overhead Camshaft, One Balance Shaft and Variable Engine Timing System BMW Shiftcam V4 Granturismo, V4 - 90°, 4 valves per cylinder ...