|
General information |
|
Motorcycle name
|
BMW R51 2 |
|
Year model
|
1951 |
|
Type
|
Allround |
|
Rating
|
3.2 Check out the detailed rating of reliability, maintenance costs, value for money, etc. Compare with any other motorcycle. |
|
Engine and transmission |
|
Engine size
|
494.0 ccm (30.14 cubic inches) |
|
Type of engine
|
Two cylinder boxer, four-stroke |
|
Effect
|
24.1 HP (17.6 kW)) @ 5600 RPM |
|
Top speed
|
135.0 km/h (83.9 mph) |
|
Compression
|
6.4:1 |
|
Bore x stroke
|
68.0 x 68.0 mm (2.7 x 2.7 inches) |
|
Fuel system
|
Carburettor. Bing 22mm |
|
Fuel control
|
Overhead Valves (OHV) |
|
Ignition
|
Battery |
|
Lubrication system
|
Wet sump |
|
Cooling system
|
Air |
|
Gearbox
|
4-speed |
|
Transmission type
|
Shaft drive (cardan) (final drive) |
|
Clutch
|
Dry-single plate-cable operated |
|
Fuel consumption
|
4.10 litres/100 km (24.4 km/l or 57.37 mpg) |
|
Greenhouse gases
|
95.1 CO2 g/km. (CO2 - Carbon dioxide emission) |
|
Chassis, suspension, brakes and wheels |
|
Frame type
|
Steel single cradle |
|
Front suspension
|
Cartridge |
|
Rear suspension
|
Twin shock-Swingarm |
|
Front tire
|
3.50-19.00 |
|
Rear tire
|
3.50-19.00 |
|
Front brakes
|
Expanding brake (drum brake). Half hub |
|
Diameter
|
200 mm (7.9 inches) |
|
Rear brakes
|
Expanding brake (drum brake). Half hub |
|
Diameter
|
200 mm (7.9 inches) |
|
Physical measures and capacities |
|
Weight incl. oil, gas, etc
|
185.0 kg (407.9 pounds) |
|
Overall height
|
720 mm (28.3 inches) |
|
Overall length
|
2130 mm (83.9 inches) |
|
Overall width
|
815 mm (32.1 inches) |
|
Ground clearance
|
120 mm (4.7 inches) |
|
Wheelbase
|
1400 mm (55.1 inches) |
|
Fuel capacity
|
14.00 litres (3.70 US gallons) |
|
Other specifications |
|
Starter
|
Kick |
|
Carrying capacity
|
210kg |
| Update specs | Report missing specs or required updates. |
|
Further information |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 51 BMW R51 2 discussion group or the general BMW discussion group. |
| Related bikes | List related bikes for comparison of specs. |
|
Compare with another motorcycle |
|
|
|
|
Pictures of classic bikes wanted
Bikez is now publishing specs for pre 1970 motorcycles. We invite our users to upload pictures of classic motorcycles. You will get your name and
bike on Bikez.com. Search for the bikes you have pictures of and use the link to upload pictures. See our contribution page. We also have a
discussion group about restoration and valuation of each bike. Vintage
and veteran bikes can be sold and bought through our free motorcycle classifieds.
|
|
|
Rating sample for this BMW bike
|
Racing track capabilities for the 1951 BMW R51 2:
 (44.2 out of 100)
Click here for complete rating. You can also compare bikes.
|
|
Pictures, trademarks and logos of third parties are the exclusive
property of the respective owners. Technical specifications are subject to change without notice.
