654 T

1986 Benelli 654 T Technical Analysis & Specification Breakdown

At the heart of the 1986 Benelli 654 T motorcycle, Benelli features a 604 cc (36.9 cu in) air-cooled in-line four, four-stroke configuration. In factory specification, peak output is rated at 50 HP (36.5 kW) at 8,700 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 82.8 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 654 T measures 203 kg (448 lbs) wet (curb), translating to a power-to-weight ratio of 0.25 HP/kg (4.06 kg per horsepower). The 22-liter (5.8 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 172 km/h (107 mph).

Within MotoLibrary's Benelli archive, this model family spans 5 indexed model years from 1982 to 1986, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.