1978 BMW R80/7

1978 BMW R80/7

touring70sGermany

A touring motorcycle from 1978, the 1978 BMW R80/7 delivers 50hp from its 798cc OHV flat-twin engine.

Specifications

Engine

Type
OHV flat-twin
Displacement
798 cc
Cylinders
2
Power
50 hp @ 6500 rpm
Torque
52.0 Nm
Compression
Bore × Stroke
84.8 × 70.6 mm
Cooling
Air-cooled
Fuel System
2x Bing carburetors

Chassis & Transmission

Frame
Steel double cradle
Front Suspension
Telescopic fork
Rear Suspension
Twin shock
Front Brake
Single disc
Rear Brake
Drum
Front Tyre
Rear Tyre
Transmission
5-speed
Final Drive
Shaft

Performance

Top Speed
175 km/h (109 mph)
¼ Mile

Dimensions & Weight

Dry Weight
195 kg (430 lbs)
Wet Weight
210 kg (463 lbs)
Seat Height
810 mm
Wheelbase
1440 mm
Ground Clearance
Fuel Capacity
22.0 L

History & Story

BMW's 1978 BMW R80/7 arrived in 1978 as a touring motorcycle designed for the discerning rider. Produced in Germany, it quickly earned recognition as a capable touring motorcycle from the 1970s.

The 1978 BMW R80/7 is motivated by a 798cc OHV flat-twin twin-cylinder unit delivering 50hp at 6500 rpm. Breathing through 2x Bing carburetors and kept cool by air-cooled, the engine drives through a 5-speed transmission with shaft final drive.

Built around a steel double cradle frame, the 1978 BMW R80/7 suspends its 195 kg (430 lbs) on telescopic fork forks and twin shock rear units. Braking relies on single disc at the front and drum at the rear, with a 1440 mm wheelbase providing stability.

Performance-wise, the 1978 BMW R80/7 achieves a claimed top speed of 175 km/h (109 mph). With a generous fuel capacity of 22.0 liters, it offers reasonable range for touring motorcycle duties. The seat height of 810 mm makes it comfortable for most riders.

Known Issues

  • Final drive spline wear on shaft-drive models
  • Pushrod tube seal leaks
  • Rocker arm wear
  • Starter motor brushes wear over time

Fun Facts

  • The 1978 BMW R80/7 was produced in BMW's Germany facilities
  • The 1978 BMW R80/7 featured a steel double cradle frame typical of 1970s design philosophy

Collector Information

Parts Availability
Good
Collector Rating
5/10

Resources & Parts