1977 Yamaha XS 650

1977 Yamaha XS 650 Specifications

  • Updated: 2023-03-20

General information

ModelYamaha XS 650

Engine and transmission

Displacement654.0 ccm (39.91 cubic inches)
Engine typeTwin, four-stroke
Power50.0 HP (36.5 kW) @ 6800 RPM
Top speed181.0 km/h (112.5 mph)
Bore x stroke75.0 x 74.0 mm (3.0 x 2.9 inches)
Valves per cylinder2
Fuel controlOverhead Cams (OHC)
Cooling systemAir
Transmission typeChain (final drive)

Chassis, suspension, brakes and wheels

Front tire3.25-19
Rear tire4.00-18
Front brakesDual disc
Rear brakesExpanding brake
Weight incl. oil, gas, etc227.0 kg (500.4 pounds)
Fuel capacity15.00 litres (3.96 US gallons)
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