GP 400 E (reduced effect)

1987 Maico GP 400 E (reduced effect) Technical Analysis & Specification Breakdown

Built around Maico's motorcycle platform, the 1987 Maico GP 400 E (reduced effect) pairs a 354 cc (21.6 cu in) air-cooled single cylinder, two-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 17 HP (12.4 kW) at 5,400 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 48 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 GP 400 E (reduced effect) measures 106 kg (234 lbs) wet (curb), translating to a power-to-weight ratio of 0.16 HP/kg (6.24 kg per horsepower). The 10-liter (2.6 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 100 km/h (62 mph).