
Honda CB 400 N
Key specifications
Overview
### 1981 Honda CB 400 N: A Classic Sportbike with Enduring Charm The 1981 Honda CB 400 N stands as a remarkable entry in the world of sport motorcycles, skillfully blending performance with practicality. As a member of Honda’s celebrated CB series, this bike carved out its niche in the burgeoning sport category of the early '80s. With its sleek lines and vibrant styling, the CB 400 N not only captured the hearts of enthusiasts but also provided an accessible platform for both novice riders and seasoned motorcyclists looking for an engaging ride. Its lightweight design and responsive handling made it a popular choice for spirited weekend rides and daily commutes alike. At the heart of the CB 400 N is its lively 395cc twin-cylinder, four-stroke engine, which churns out an impressive 43 horsepower at 8,500 RPM. This robust power output translates into a top speed of 161 km/h (100 mph), making it a thrilling companion on open roads. With a compression ratio of 9.3:1 and a bore-stroke configuration of 70.5 x 50.6 mm, the engine delivers a satisfying balance of torque and rev-happiness. The six-speed gearbox provides smooth shifts and enhances the bike’s already nimble handling, while the air-cooled design ensures reliability and ease of maintenance, a hallmark of Honda engineering. The CB 400 N’s chassis and suspension play a crucial role in its overall performance. Featuring dual disc brakes at the front and an expanding brake system at the rear, this motorcycle offers impressive stopping power, allowing riders to confidently tackle sharp corners and sudden stops. Weighing in at 185 kg (407.9 pounds) with fluids, it boasts a fuel capacity of 14 liters (3.7 gallons), making it an efficient option for long rides. The bike's design emphasizes rider comfort without sacrificing sportiness, creating an enjoyable experience whether navigating through city traffic or cruising down winding backroads. **
Pros
- Lightweight and Agile: Weighing just 185 kg, the CB 400 N offers exceptional maneuverability, making it perfect for both city commutes and twisty roads.
- Responsive Engine: The powerful twin-cylinder engine delivers a thrilling ride, with enough torque and speed to satisfy sportbike enthusiasts.
- Classic Styling: With its timeless design and aesthetic appeal, this motorcycle is a head-turner that resonates with vintage riders and newcomers alike.
Cons
- Limited Power for Highway Cruising: While great for city riding, the 43 HP may feel underwhelming for extended highway travel, especially when compared to larger sportbikes.
- Basic Technology: As a motorcycle from the early '80s, it lacks modern features like ABS and advanced suspension systems that can enhance safety and comfort.
- Availability of Parts: Being a classic model, sourcing replacement parts may be a challenge, potentially complicating maintenance and repairs for enthusiasts.
Technical details
Source specification data
- Make
- Honda
- Model
- CB 400 N
- Category
- Sport
- Power
- 43.00 HP (31.4 kW)) @ 8500 RPM
- Gearbox
- 6-speed
- Top Speed
- 161.0 km/h (100.0 mph)
- Bore X Stroke
- 70.5 x 50.6 mm (2.8 x 2.0 inches)
- Compression
- 9.3:1
- Displacement
- 395.00 ccm (24.10 cubic inches)
- Cooling System
- Air
- Engine Details
- Twin, four-stroke
- Valves Per Cylinder
- 3
- Transmission Type Final Drive
- Chain
- Fuel Capacity
- 14.00 litres (3.70 gallons)
- Weight Incl Oil Gas Etc
- 185.0 kg (407.9 pounds)
- Rear Tyre
- 4.10-18
- Front Tyre
- 3.60-19
- Rear Brakes
- Expanding brake
- Front Brakes
- Dual disc