What category is the 1981 Yamaha SR 250 Special (reduced Effect)?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Category of Classic.

What is the engine size of the 1981 Yamaha SR 250 Special (reduced Effect)?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Capacity: of 240.00 ccm (14.64 cubic inches).

What type of engine does the 1981 Yamaha SR 250 Special (reduced Effect) have?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Engine type of Single cylinder, four-stroke.

What is the engine power of the 1981 Yamaha SR 250 Special (reduced Effect)?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Power of 17.00.

What is the top speed of the 1981 Yamaha SR 250 Special (reduced Effect)?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Top speed of 115.0 km/h (71.5 mph).

Is the 1981 Yamaha SR 250 Special (reduced Effect) air cooled or liquid cooled?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Cooling system of Air.

How many gears does the 1981 Yamaha SR 250 Special (reduced Effect) have?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Gearbox of 5-speed.

How much does the 1981 Yamaha SR 250 Special (reduced Effect) weigh?

The 1981 Yamaha SR 250 Special (reduced Effect) has a Weight incl. oil, gas, etc of 135.0 kg (297.6 pounds).

Yamaha SR 250 Special (reduced Effect) - 1981 Specifications and Reviews

Name: 1981 Yamaha SR 250 Special (reduced Effect)
Brand: Yamaha

The 1981 Yamaha SR 250 Special is an entry-level classic motorcycle ideal for novice riders seeking manageable power and lightweight handling. Its air-cooled single-cylinder engine delivers modest 17 horsepower with reliable simplicity, while the compact 240cc displacement and low seat height make it accessible and approachable for riders building experience.

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1981

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General information
Category	Classic
Year	1981
Model	Yamaha SR 250 Special (reduced effect)
Engine and Transmission Specifications
Transmission type,final drive	Chain
Gearbox	5-speed
Cooling system	Air
Fuel control	OHC
Valves per cylinder	2
Bore x stroke	73.5 x 56.5 mm (2.9 x 2.2 inches)
Compression	9.2:1
Top speed	115.0 km/h (71.5 mph)
Power	17.00
Engine type	Single cylinder, four-stroke
Capacity:	240.00 ccm (14.64 cubic inches)

Brakes, suspension, Frame and wheels
Rear brakes	Expanding brake
Front brakes	Expanding brake
Rear tyre dimensions	120/90-16
Front tyre dimensions	3.00-19

Physical measures and capacities
Fuel capacity	10.00 litres (2.64 gallons)
Weight incl. oil, gas, etc	135.0 kg (297.6 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

17 hp

Peak Power

14.5s

0-60 mph

71.5 mph

Top Speed

Best For

Track15%

City70%

Cornering55%

Daily Riding60%

Touring35%

Passenger30%

Rider Profile

Best For	This bike suits beginners and riders who value simplicity over outright performance, as its restricted, low-output single-cylinder engine is gentle and forgiving.
Purpose	It's a lightweight classic best suited to relaxed city riding, short scenic jaunts, and enjoying the charm of an air-cooled single rather than covering serious distance quickly.
Rider Fit	At just 135 kg with a low-revving small-displacement engine, it's easy to manage physically for riders of nearly any size or strength.
Character	It has the honest, unhurried character of a classic Japanese single, rewarding smooth, deliberate riding over aggressive throttle use.
Not Ideal For	This is not the bike for riders seeking highway speed, long-distance touring comfort, or any kind of off-road capability.

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