951/ Dr. Ing. h. c. F. Porsche AG
iR 1600, iR 2000 / Canon Inc.
Engine: 1130 cc (68.95 cubic inches), V2, four-stroke, 105.0 Nm (10.7 kgf-m or 77.4 ft.lbs) @ 6600 RPM, liquid cooled, 11.3:1, 100.0 x 72.0 mm (3.9 x 2.8 inches)
Engine: Continental Z-120, gasoline, 4-cylinder, liquid-cooled, vertical I-head, 120 ci, 2.0 L, 3.19x3.75 inches, 81 mm x 95 mm,
GP 800 / Yamaha Motor Corporation, Ltd
Serial numbers: