Naked Motorcycles
1980Yamaha XS 650 Us. Custom
19 fields on record
The 1980 Yamaha XS 650 US is a lightweight classic twin perfect for riders seeking accessible, reliable performance. Known for its manageable 48 horsepower and nimble handling, this air-cooled parallel-twin excels as an affordable entry point to motorcycle ownership or as a customizable platform for café racer and bobber builds.
- Capacity
- 654.0 ccm
- Engine
- Parallel Twin
- Gearbox
- 5-speed
- Wet weight
- 221.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 48.0 HP (35.3 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- A cruiser-leaning classic built for relaxed cruising, weekend rides, and custom-culture appeal rather than outright performance.
- Built for
- An air-cooled, torquey parallel-twin with vintage charm, straightforward mechanics, and a relaxed, unhurried riding character.
- Not ideal for
- Not for riders seeking modern power, sharp cornering agility, or off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 654.0 ccm
- Power
- 48.0 HP (35.3 kW)
- Engine type
- Parallel Twin
- Power/weight ratio
- 0.2172 HP/kg (wet)
- Bore x stroke
- 75.0 x 74.0 mm
- Compression
- 8.4:1
- Cooling system
- Air
- Valves per cylinder
- 2
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 156.0 km/h (96.9 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake
- Front tyre
- 3.50-19
- Rear tyre
- 130/90-16
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Yamaha XS 650 Us. Custom?
The 1980 Yamaha XS 650 Us. Custom has a Capacity of 654.0 ccm (39.91 cubic inches).
What engine power does the Yamaha XS 650 Us. Custom have?
The 1980 Yamaha XS 650 Us. Custom has a Power of 48.0 HP (35.3 kW).
How many gears does the Yamaha XS 650 Us. Custom have?
The 1980 Yamaha XS 650 Us. Custom has a Gearbox of 5-speed.
How much does the Yamaha XS 650 Us. Custom weigh?
The 1980 Yamaha XS 650 Us. Custom has a Wet weight of 221.0 kg (487.2 pounds).
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