What category is the 1980 Honda CB 650 (reduced Effect)?

The 1980 Honda CB 650 (reduced Effect) has a Category of Classic.

What is the engine size of the 1980 Honda CB 650 (reduced Effect)?

The 1980 Honda CB 650 (reduced Effect) has a Capacity: of 627.00 ccm (38.26 cubic inches).

What type of engine does the 1980 Honda CB 650 (reduced Effect) have?

The 1980 Honda CB 650 (reduced Effect) has a Engine type of In-line four.

What is the engine power of the 1980 Honda CB 650 (reduced Effect)?

The 1980 Honda CB 650 (reduced Effect) has a Power of 50.00.

Is the 1980 Honda CB 650 (reduced Effect) air cooled or liquid cooled?

The 1980 Honda CB 650 (reduced Effect) has a Cooling system of Air.

How many gears does the 1980 Honda CB 650 (reduced Effect) have?

The 1980 Honda CB 650 (reduced Effect) has a Gearbox of 5-speed.

How much does the 1980 Honda CB 650 (reduced Effect) weigh?

The 1980 Honda CB 650 (reduced Effect) has a Weight incl. oil, gas, etc of 220.0 kg (485.0 pounds).

What is the top speed of the 1980 Honda CB 650 (reduced Effect)?

The 1980 Honda CB 650 (reduced Effect) has a Top speed of 175.0 km/h (108.7 mph).

Honda CB 650 (reduced Effect) - 1980 Specifications and Reviews

Name: 1980 Honda CB 650 (reduced Effect)
Brand: Honda

The 1980 Honda CB 650 is an accessible middleweight that appeals to riders seeking reliable, manageable performance. Its 627cc inline-four engine delivers smooth power suitable for daily commuting and weekend riding. Known for bulletproof Honda quality, lightweight handling, and affordability, it remains a popular classic choice for learners and enthusiasts alike.

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General information
Category	Classic
Year	1980
Model	Honda CB 650 (reduced effect)
Engine and Transmission Specifications
Transmission typefinal 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
Power	50.00
Stroke	4
Engine type	In-line four
Capacity:	627.00 ccm (38.26 cubic inches)
Physical measures and capacities
Weight incl. oil, gas, etc	220.0 kg (485.0 pounds)

Honda CB 650 (reduced Effect) dimensions and frame
Rear brakes	Expanding brake
Front brakes	Dual disc
Rear tyre dimensions	3.75-18
Front tyre dimensions	3.25-19

Speed and acceleration
Top speed	175.0 km/h (108.7 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	18.00 litres (4.76 gallons)

Performance Profile & Rider Fit

50 hp

Peak Power

6.5s

0-60 mph

108.7 mph

Top Speed

Best For

Track25%

City55%

Cornering55%

Daily Riding60%

Touring60%

Passenger55%

Rider Profile

Best For	This is a good fit for newer or returning riders who want a manageable, detuned classic four-cylinder without an intimidating power delivery.
Purpose	It suits relaxed sport-touring duties, weekend rides, and general road use rather than outright performance riding.
Rider Fit	A moderate 220 kg curb weight and mid-sized proportions make it manageable for riders of average height and strength, though not featherweight.
Character	The air-cooled inline-four delivers smooth, linear, unstressed power with classic Honda mechanical charm rather than thrilling acceleration.
Not Ideal For	It is not suited to riders seeking high-speed performance, aggressive cornering capability, or any off-road use.

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