CB 750 F

1981 Honda CB 750 F Technical Analysis & Specification Breakdown

Positioned in Honda's naked motorcycle lineup, the 1981 Honda CB 750 F relies on a 748 cc (45.6 cu in) air-cooled in-line four, four-stroke powerplant. In factory specification, peak output is rated at 78 HP (56.9 kW) at 9,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 104.3 HP per liter, the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.

On the scales, the CB 750 F measures 253 kg (558 lbs) wet (curb), translating to a power-to-weight ratio of 0.31 HP/kg (3.24 kg per horsepower). The 20-liter (5.3 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 203 km/h (126 mph).

Within MotoLibrary's Honda archive, this model family spans 11 indexed model years from 1970 to 1983, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.