QR Code Link to This Post 1980 BMW R65 (648cc) Made in Germany Low miles Classic Airhead motorcycle Runs and Drives great! The Bike is Ready to Go and needs Nothing Cafe Racer Style Bike Comes with a fairing (installed) Clean and clear title . CASH or Trade for a 4X4 ATV If this ad is still up, it's still for sale. The R65 is fitted with a type 248/1 engine, also known as an airhead. The engine is a 648 cc, OHV, two valves per cylinder, air-cooled flat-twin (i.e., horizontally-opposed cylinders) or "boxer" engine. The R65 weighs 205 kg (455 lb) with a full tank of fuel and has a five speed gearbox connected to a shaft final drive. A GREAT DEAL ON A COLLECTORS / ANTIQUE BIKE.ETC................