BMW R80/7 (1977-79)

Make Model: BMW R 80/7


Year: 1977-79
Engine: Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.
Capacity: 797.5 cc / 48.7 cu in.
Bore x Stroke: 84.8 x 70.6 mm
Cooling System: Air cooled
Compression Ratio: 8.2:1
Induction: 2 x Bing constant depression carburetors
Ignition: Battery ignition
Alternator: Bosch 12 V/280 W
Spark Plug: Bosch W 175 T 30
Starting: Electric
Max Power: 36.4 kW / 50 hp @ 6500 rpm
Max Torque: 58 Nm / 5.9 kgf-m / 43 lb-ft @ 4000 rpm
Clutch: Dry single plate, with diaphragm spring
Transmission: 5 Speed
Final Drive: Shaft
Gear Ratio: 1st 4.4 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50
Rear Wheel Ratio: 1:3.20 or 1:3.36
Front Suspension: Telescopic hydraulic forks
Front Wheel Travel: 200 mm / 7.3 in

Rear Suspension: Long swinging arm with adjustable strut.
Rear Wheel Travel: 125 / 4.9 in
Front Brakes: 2 x 260mm Discs, 1 piston caliper
Rear Brakes: Single 200mm drum
Front Wheel: 1.85 – B19
Rear Wheel: 2.50 – B18
Front Tyre: 3.25 – H19
Rear Tyre: 4.00 – H18
Dimensions: Length 2210 mm / 87.0 in Width 746 mm / 29.3 in Height 1080 mm / 42.5 in
Wheelbase: 1465 mm / 57.67 in
Seat Height: 810 mm / 31.9 in
Ground Clearance: 165 mm / 6.49 in
Wet Weight: 215 kg / 473 lbs
Fuel Capacity: 24 Litres / 6.3 US gal

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