As far as the powertrain adjustments are concerned, the Beemer’s numbers-matching mill got treated to youthful spark plugs, fuel filters and ignition coils, while its carburetors have been refurbished from head to toe. Following an overhaul of the left cylinder head, a fresh counterpart was installed on the right-hand side. Lastly, the oil was flushed to keep things running smoothly.
If you can’t seem to recall this machine’s general specifications, we’ll go right ahead and bring you up to speed. Within its steel double cradle frame, the antique Bavarian houses an air-cooled 494cc boxer-twin engine, which is coupled with a single-plate dry clutch and a four-speed gearbox. The four-stroke powerplant features dual Bing carbs, four pushrod-operated valves and a compression ratio of 7.5:1.
At around 5,800 spins per minute, a peak horsepower figure of 26 ponies will be channeled to the rear wheel via a shaft final drive, resulting in a top speed of 87 mph (140 kph). Suspension is taken care of by Earles forks at the front and twin oil-pressure shock absorbers down south, while stopping power comes from 200 mm (7.9 inches) drum brakes on both ends.
This ‘67 MY R50/2 is going under the hammer on the BaT (Bring A Trailer) website as we speak, and you’ve still got a couple of days (until November 17) to register your bids! At the moment, the top bidder is offering $4,700 for this impeccable classic, so you’d need about five grand to bring the relic into your driveway – if the amount meets the reserve, that is.