BMW R80/7

BMW R80/7

The 1977 BMW R80/7 is a stylish and All-Rounder motorcycle with Air cooled, 797cc, Boxer and 55.06 HP (40.5 kW) @ 7000 rpm.

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Model year
1977
make icon
Make
BMW
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Engine Power
55.06 HP (40.5 kW) @ 7000 rpm
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Top Speed
111.85 mph

Technical Specifications

Engine and transmission

  • Engine type:
    2 cylinders, 4-stroke, Boxer
  • Displacement:
    797 cc (48.7 cubic inches)
  • Bore × stroke:
    3.34 inch × 2.78 inch (oversquare - shortstroke)
  • Cooling system:
    Air cooled
  • Power:
    55.06 HP (40.5 kW) @ 7000 rpm
  • Torque:
    64 Nm (47.2 lb-ft) @ 5500 rpm
  • Throttle:
    Cable operated
  • Valve train:
    OHV, variable
  • Valves per cylinder:
    4
  • Sparks per cylinder:
    1
  • Fuel supply system:
    Carburetor
  • Funnel diameter:
    1.26 inch
  • Compression:
    9.2:1
  • Engine mounting:
    Transverse
  • Lubrication system:
    Wet sump
  • Gear box:
    Manual 5-speed
  • Clutch:
    Dry, single plate, cable operated
  • Final drive:
    Shaft
  • Spark plug pipe type:
    Bosch, W 175 T30
  • Starter:
    Electric

Dimensions

  • Length:
    85.8 inch
  • Width:
    29.4 inch
  • Height:
    42.5 inch
  • Wheel base:
    57.7 inch
  • Ground clearance:
    6.5 inch
  • Seat height:
    31.9 inch
  • Curb weight:
    474 lbs

Chassis and suspension

  • Front
    Suspension:
    Cartridge
    Suspension travel:
    7.87 inch
    Brake:
    Twin Disk, Ø10.24 inch
    Tire:
    3.27 × 19
  • Rear
    Suspension:
    twin shock, Swingarm
    Suspension travel:
    4.92 inch
    Brake:
    Drum, Ø7.87 inch
    Tire:
    4.02 × 18
  • Frame type:
    steel, Double cradle frame

Other

  • ABS available:
    No
  • Power-to-weight ratio:
    0.19 KW/lbs (5.31 lbs/HP)
  • Acceleration (0-60 mph):
    5.9 sec
  • Top speed:
    111.85 mph
  • Fuel capacity:
    6.34 gals
  • Number of riders:
    2 persons
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