CB 400 F

1976 Honda CB 400 F Technical Analysis & Specification Breakdown

Built around Honda's classic motorcycle platform, the 1976 Honda CB 400 F pairs a 408 cc (24.9 cu in) air-cooled in-line four, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 37 HP (27 kW) at 8,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 90.7 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the CB 400 F measures 184 kg (406 lbs) wet (curb), translating to a power-to-weight ratio of 0.2 HP/kg (4.97 kg per horsepower). The 14-liter (3.7 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 158 km/h (98 mph).

Within MotoLibrary's Honda archive, this model family spans 3 indexed model years from 1975 to 1977, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.