What category is the 1981 Yamaha SR 500 S (spoked Wheels)?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Category of Unspecified category.

What is the engine size of the 1981 Yamaha SR 500 S (spoked Wheels)?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Capacity: of 499.00 ccm (30.45 cubic inches).

What type of engine does the 1981 Yamaha SR 500 S (spoked Wheels) have?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Engine type of Single cylinder.

What is the engine power of the 1981 Yamaha SR 500 S (spoked Wheels)?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Power of 27.00.

Is the 1981 Yamaha SR 500 S (spoked Wheels) air cooled or liquid cooled?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Cooling system of Air.

How many gears does the 1981 Yamaha SR 500 S (spoked Wheels) have?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Gearbox of 5-speed.

How much does the 1981 Yamaha SR 500 S (spoked Wheels) weigh?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Weight incl. oil, gas, etc of 174.0 kg (383.6 pounds).

What is the top speed of the 1981 Yamaha SR 500 S (spoked Wheels)?

The 1981 Yamaha SR 500 S (spoked Wheels) has a Top speed of 135.0 km/h (83.9 mph).

Yamaha SR 500 S (spoked Wheels) - 1981 Specifications and Reviews

Name: 1981 Yamaha SR 500 S (spoked Wheels)
Brand: Yamaha

The 1981 Yamaha SR 500 S with spoked wheels is a lightweight single-cylinder naked bike built for riders seeking simplicity and classic styling. Its air-cooled 499cc engine delivers modest but adequate power for everyday commuting and spirited riding. Known for its nimble handling, manageable weight, and reliable OHC design, it represents Yamaha's commitment to accessible, no-nonsense motorcycling.

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1981

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General information
Category	Unspecified category
Year	1981
Model	Yamaha SR 500 S (spoked wheels)
Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	5-speed
Cooling system	Air
Fuel control	OHC
Valves per cylinder	2
Bore x stroke	87.0 x 84.0 mm (3.4 x 3.3 inches)
Compression	9.0:1
Power	27.00
Stroke	4
Engine type	Single cylinder
Capacity:	499.00 ccm (30.45 cubic inches)
Physical measures and capacities
Weight incl. oil, gas, etc	174.0 kg (383.6 pounds)

Yamaha SR 500 S (spoked Wheels) dimensions and frame
Rear brakes	Expanding brake
Front brakes	Single disc
Rear tyre dimensions	4.00-18
Front tyre dimensions	3.50-19
Speed and acceleration
Top speed	135.0 km/h (83.9 mph)

Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	12.00 litres (3.17 gallons)

Performance Profile & Rider Fit

27 hp

Peak Power

8.5s

0-60 mph

83.9 mph

Top Speed

Best For

Track25%

City70%

Cornering65%

Daily Riding60%

Touring35%

Passenger30%

Rider Profile

Best For	Best suited to riders comfortable with a torquey, kick-start-era single that rewards deliberate clutch and throttle control rather than raw power.
Purpose	A classic air-cooled thumper built for spirited backroad riding, café-style commuting, and enthusiast ownership rather than outright performance.
Rider Fit	Light and slim at under 175kg, it's manageable for shorter or less physically strong riders despite its tall vintage stance.
Character	Charming, mechanically simple, and full of vibration and personality, the SR500 delivers an old-school single-cylinder riding experience prized by purists.
Not Ideal For	Not for riders seeking modern performance, high-speed touring comfort, or effortless long-distance passenger accommodation.

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