32D Sports Twin

1957 Greeves 32D Sports Twin Technical Analysis & Specification Breakdown

Engineered by Greeves for the sport motorcycle segment, the 1957 Greeves 32D Sports Twin utilizes a 322 cc (19.7 cu in) twin, two-stroke layout. In factory specification, peak output is rated at 17 HP (12.4 kW) at 5,250 rpm, transferring power to the rear wheel through chain final drive. With a specific output of 52.8 HP per liter, the engine character is prioritizing low-RPM tractability, mechanical longevity and relaxed throttle response over peak redline numbers.

On the scales, the 32D Sports Twin measures 122.5 kg (270 lbs) dry, translating to a power-to-weight ratio of 0.14 HP/kg (7.21 kg per horsepower).

Within MotoLibrary's Greeves archive, this model family spans 8 indexed model years from 1956 to 1963, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.