1978 BMW R-Series

The 1978 BMW R-Series includes several models, notably the R 100/7 and the R 100RS. Here are the key specifications for both models:

BMW R 100/7 (1978)

• Engine: 980 cc, horizontally opposed Boxer twin-cylinder
• Power: Approximately 60 hp at 7,000 rpm
• Torque: 71.5 Nm at 6,500 rpm
• Transmission: 5-speed, shaft drive
• Top Speed: About 117 mph (188 km/h)
• Weight: 474 lbs (215 kg) wet
• Fuel Capacity: 6.3 gallons (24 liters)
• Average Consumption: Approximately 49 mpg (4.8 L/100 km)

BMW R 100RS (1978-79)

• Engine: Similar 980 cc Boxer engine
• Power: 70 hp at 7,000 rpm
• Torque: 76 Nm at 6,000 rpm
• Top Speed: 121.5 mph (196 km/h)
• Weight: 506 lbs (230 kg) wet
• Fuel Capacity: 6.3 gallons (24 liters)
• Average Consumption: Approximately 49 mpg (4.8 L/100 km)

Both models feature air cooling, electric starting, and a unique design that emphasizes comfort for long-distance touring. The R 100RS is especially known for its aerodynamic fairing, which aids stability and speed​

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If you’re considering purchasing or learning more about these motorcycles, it’s worth checking motorcycle forums and vintage bike enthusiasts’ groups for reviews and maintenance tips. For a deeper dive into specifications and rider experiences, you might find additional insights on Motorcycle Specs and Moto-Data.