Rocket
1928 Opel Rocket Technical Analysis & Specification Breakdown
Engineered by Opel for the sport motorcycle segment, the 1928 Opel Rocket pairs a 500 cc (30.5 cu in) single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 22 HP (16.1 kW). With a specific output of 44 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 Rocket measures 180 kg (397 lbs) dry, translating to a power-to-weight ratio of 0.12 HP/kg (8.18 kg per horsepower).
Also called the Opel Raketen Motorrad. With 6-12 powder rockets for additional thrust each to beat the world speed record. Based on a Neander Super Sport bike.
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