SL 70

1971 Honda SL 70 Technical Analysis & Specification Breakdown

Built around Honda's enduro - offroad motorcycle platform, the 1971 Honda SL 70 relies on a 70 cc (4.3 cu in) air-cooled single cylinder, four-stroke powerplant. In factory specification, peak output is rated at 6.5 HP (4.7 kW) at 9,500 rpm, transferring power to the rear wheel through a 4-speed gearbox and chain final drive. With a specific output of 92.9 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 SL 70 measures 69 kg (152 lbs) dry, translating to a power-to-weight ratio of 0.09 HP/kg (10.62 kg per horsepower).

Within MotoLibrary's Honda archive, this model family spans 2 indexed model years from 1971 to 1973, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.