General information
Model:	Yamaha SR 500 S
Year:	1990
Engine and transmission
Displacement:	499.00 ccm (30.45 cubic inches)
Engine type:	Single cylinder
Stroke:	4
Power:	27.00 HP (19.7 kW)) @ 6200 RPM
Compression:	9.0:1
Bore x Stroke:	87.0 x 84.0 mm (3.4 x 3.3 inches)
Valves per cylinder:	2
Fuel control:	OHC
Cooling system:	Air
Gearbox:	5-speed
Transmission type final drive:	Chain
Physical measurements
Weight incl. oil, gas, etc:	167.0 kg (368.2 pounds)
Chassis and dimensions
Front tyre dimensions:	3.50-18
Rear tyre dimensions:	4.00-18
Front brakes:	Single disc
Rear brakes:	Expanding brake
Speed and acceleration
Top speed:	134.0 km/h (83.3 mph)
Other specifications
Fuel capacity:	14.00 litres (3.70 gallons)