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Yamaha Specifications

Yamaha XS 650 (1971)

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Yamaha XS 650 (1971)

At a glance

Capacity
653 cc / 39.8 cu in
Power
39.5 kW / 53 hp @ 7200 rpm
Torque
54 Nm / 5.5 kgf-m / 39.8 lb-ft @ 6800 rpm

The full picture.

The Yamaha XS 650 (XS-1F) was a classic motorcycle that was manufactured in 1971. It had a four-stroke, parallel twin-cylinder engine with a capacity of 653cc and produced a maximum power of 39.5kw/53hp at 7200rpm. The bike had a compression ratio of 8.4:1 and came with a battery induction coil ignition system. It was air-cooled with wet sump lubrication and ran on 2x Mikuni BS38 carburetors. The bike had a five-speed transmission and a chain final drive. The front suspension was telescopic, and it had dual shock absorbers in the rear. The front brake was a single disk, while the rear had a drum brake. The Yamaha XS 650 had a length of 2175mm, width of 905mm, and height of 1135mm, and its wheelbase was 1410mm. The ground clearance was 150mm, and the bike weighed 185kg. The fuel capacity was 12.5 litres, and its oil capacity was 3.0 litres. The bike could reach a top speed of 185km/h (115mph). It had a front tyre of 3.50-19 and a rear tyre of 4.00-18. All of these features made the Yamaha XS 650 a highly coveted classic motorcycle.


Technical specifications:

Make Model: Yamaha XS 650 (XS-1F)

Motorcycle technical specifications
Year1971
EngineFour stroke, parallel twin cylinder, SOHC, 2 valves per cylinder.
Capacity653 cc / 39.8 cu in
Bore x Stroke75 x 74 mm
Compression Ratio8.4:1
Cooling SystemAir cooled
LubricationWet sump
Induction2 x Mikuni BS38 carburetors
IgnitionBattery, induction coil
StartingKick
Max Power39.5 kW / 53 hp @ 7200 rpm
Max Torque54 Nm / 5.5 kgf-m / 39.8 lb-ft @ 6800 rpm
Transmission5 Speed
Final DriveChain
Front SuspensionTelescopic forks
Rear SuspensionDual shock absorbers
Front BrakesSingle disc
Rear BrakesDrum
Front Tyre3.50-19
Rear Tyre4.00-18
DimensionsLength: 2175 mm / 85.6″Width: 905 mm / 35.0″Height: 1135 mm / 44.7″
Wheelbase1410 mm / 55.5″
Ground Clearance150 mm / 5.5″
Dry Weight185 kg / 408 lbs
Fuel Capacity12.5 Litres / 3.3 US gal
Oil Capacity3.0 Litres / 3.2 US qts
Top Speed185 km/h / 115 mph