Yamaha SR 500 S - 1990 Specifications and Reviews

The 1990 Yamaha SR 500 S is a lightweight single-cylinder roadster ideal for novice and budget-conscious riders seeking classic styling and reliability. Its air-cooled 499cc engine delivers modest but adequate power for urban commuting and casual riding. Known for its simplicity, affordability, and retro charm, this bike remains a popular entry-level platform.

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General information

CategoryUnspecified category
Year1990
ModelYamaha SR 500 S
 
 

Engine and Transmission Specifications

Transmission type,final driveChain
Gearbox5-speed
Cooling systemAir
Fuel controlOHC
Valves per cylinder2
Bore x stroke87.0 x 84.0 mm (3.4 x 3.3 inches)
Compression9.0:1
Top speed134.0 km/h (83.3 mph)
Power27.00
Engine typeSingle cylinder, four-stroke
Capacity:499.00 ccm (30.45 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakesExpanding brake
Front brakesSingle disc
Rear tyre dimensions4.00-18
Front tyre dimensions3.50-18
 
 

Physical measures and capacities

Fuel capacity14.00 litres (3.70 gallons)
Weight incl. oil, gas, etc167.0 kg (368.2 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

27 hp
Peak Power
9.5s
0-60 mph

Best For

Track20%
City68%
Cornering65%
Daily Riding55%
Touring35%
Passenger25%

Rider Profile

Best ForBest suited to riders comfortable with a torquey single-cylinder engine that demands active gear use and a firm kickstart routine typical of classic thumpers.
PurposeA classic air-cooled single built for simple, engaging back-road riding rather than outright speed or long-distance touring.
Rider FitLightweight and low-slung, it's easy to manage at low speeds and for shorter or less physically strong riders, though the single-cylinder vibration can tire hands and feet on longer rides.
CharacterPurist, minimalist, and mechanically honest, rewarding riders who enjoy the raw feel and rhythm of a traditional four-stroke single.
Not Ideal ForNot suited for riders wanting high-speed touring, modern comfort, or off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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