What category is the 1981 Honda CB 650 C?

The 1981 Honda CB 650 C has a Category of Custom / cruiser.

What is the engine size of the 1981 Honda CB 650 C?

The 1981 Honda CB 650 C has a Capacity: of 627.00 ccm (38.26 cubic inches).

What type of engine does the 1981 Honda CB 650 C have?

The 1981 Honda CB 650 C has a Engine type of In-line four, four-stroke.

What is the engine power of the 1981 Honda CB 650 C?

The 1981 Honda CB 650 C has a Power of 63.00.

What is the top speed of the 1981 Honda CB 650 C?

The 1981 Honda CB 650 C has a Top speed of 173.0 km/h (107.5 mph).

Is the 1981 Honda CB 650 C air cooled or liquid cooled?

The 1981 Honda CB 650 C has a Cooling system of Air.

How many gears does the 1981 Honda CB 650 C have?

The 1981 Honda CB 650 C has a Gearbox of 5-speed.

How much does the 1981 Honda CB 650 C weigh?

The 1981 Honda CB 650 C has a Weight incl. oil, gas, etc of 220.0 kg (485.0 pounds).

Honda CB 650 C - 1981 Specifications and Reviews

Name: 1981 Honda CB 650 C
Brand: Honda
Rating: 4.5 (2 reviews)

The 1981 Honda CB 650 C is a middleweight custom cruiser that appeals to riders seeking an accessible, manageable motorcycle with authentic styling. Its air-cooled 627cc four-cylinder engine delivers smooth, reliable power suitable for both commuting and casual riding. Known for its comfortable ergonomics and classic custom aesthetic, it remains a practical choice for intermediate riders.

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1981

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General information
Category	Custom / cruiser
Year	1981
Model	Honda CB 650 C
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	59.8 x 55.8 mm (2.4 x 2.2 inches)
Compression	9.0:1
Top speed	173.0 km/h (107.5 mph)
Power	63.00
Engine type	In-line four, four-stroke
Capacity:	627.00 ccm (38.26 cubic inches)

Brakes, suspension, Frame and wheels
Rear brakes	Expanding brake
Front brakes	Dual disc
Rear tyre dimensions	130/90-16
Front tyre dimensions	3.50-19
Physical measures and capacities
Fuel capacity	14.00 litres (3.70 gallons)
Weight incl. oil, gas, etc	220.0 kg (485.0 pounds)

Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

63 hp

Peak Power

5.5s

0-60 mph

107.5 mph

Top Speed

Best For

Track25%

City60%

Cornering45%

Daily Riding65%

Touring58%

Passenger55%

Rider Profile

Best For	This is a good fit for riders with at least some experience, since the custom-cruiser stance and moderate weight reward a relaxed but confident hand.
Purpose	Built as an early-80s Japanese custom cruiser, it favors laid-back boulevard riding and easy in-line-four cruising over outright sport performance.
Rider Fit	The low, stretched-out cruiser ergonomics and 220 kg mass suit riders of average to taller height who don't mind a bit of heft at parking speeds.
Character	It has an easygoing, torque-friendly personality with smooth four-cylinder power delivery rather than aggressive punch.
Not Ideal For	It's not the right choice for riders seeking serious off-road capability, track-day sharpness, or modern high-speed touring performance.

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