What category is the 1981 Honda CB 400 N?

The 1981 Honda CB 400 N has a Category of Sport.

What is the engine size of the 1981 Honda CB 400 N?

The 1981 Honda CB 400 N has a Capacity: of 395.00 ccm (24.10 cubic inches).

What type of engine does the 1981 Honda CB 400 N have?

The 1981 Honda CB 400 N has a Engine type of Twin.

What is the engine power of the 1981 Honda CB 400 N?

The 1981 Honda CB 400 N has a Power of 43.00.

Is the 1981 Honda CB 400 N air cooled or liquid cooled?

The 1981 Honda CB 400 N has a Cooling system of Air.

How many gears does the 1981 Honda CB 400 N have?

The 1981 Honda CB 400 N has a Gearbox of 6-speed.

How much does the 1981 Honda CB 400 N weigh?

The 1981 Honda CB 400 N has a Weight incl. oil, gas, etc of 185.0 kg (407.9 pounds).

What is the top speed of the 1981 Honda CB 400 N?

The 1981 Honda CB 400 N has a Top speed of 161.0 km/h (100.0 mph).

Honda CB 400 N - 1981 Specifications and Reviews

Name: 1981 Honda CB 400 N
Brand: Honda
Rating: 3 (1 reviews)

The 1981 Honda CB 400 N is a lightweight middleweight sport bike designed for riders seeking accessible performance and everyday practicality. Its air-cooled twin engine delivers 43 horsepower with nimble handling, making it ideal for commuting and weekend riding. Known for reliability and user-friendly mechanics, this bike represents Honda's commitment to affordable sportbike engineering.

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1981

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General information
Category	Sport
Year	1981
Model	Honda CB 400 N
Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	6-speed
Cooling system	Air
Fuel control	OHC
Valves per cylinder	3
Bore x stroke	70.5 x 50.6 mm (2.8 x 2.0 inches)
Compression	9.3:1
Power	43.00
Stroke	4
Engine type	Twin
Capacity:	395.00 ccm (24.10 cubic inches)

Physical measures and capacities
Weight incl. oil, gas, etc	185.0 kg (407.9 pounds)

Honda CB 400 N dimensions and frame
Rear brakes	Expanding brake
Front brakes	Dual disc
Rear tyre dimensions	4.10-18
Front tyre dimensions	3.60-19
Speed and acceleration
Top speed	161.0 km/h (100.0 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	14.00 litres (3.70 gallons)

Performance Profile & Rider Fit

43 hp

Peak Power

7.5s

0-60 mph

100 mph

Top Speed

Best For

Track20%

City65%

Cornering50%

Daily Riding60%

Touring45%

Passenger50%

Rider Profile

Best For	A friendly machine suited to beginner and intermediate riders who want a manageable, low-drama classic.
Purpose	Best suited for relaxed cruising, short commutes, and casual weekend rides rather than performance riding.
Rider Fit	Moderate weight and a low, cruiser-style seating position make it easy to handle for riders of average size and strength.
Character	A laid-back, air-cooled twin with modest power delivery and classic 1980s cruiser styling that rewards smooth, unhurried riding.
Not Ideal For	Not a good fit for riders seeking high-speed thrills, aggressive cornering performance, or off-road capability.

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