Enduro 600 LC 4 (reduced effect)

1991 KTM Enduro 600 LC 4 (reduced effect) Technical Analysis & Specification Breakdown

Built around KTM's cross - motocross motorcycle platform, the 1991 KTM Enduro 600 LC 4 (reduced effect) pairs a 553 cc (33.7 cu in) liquid-cooled single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 27 HP (19.7 kW) at 6,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 48.8 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 Enduro 600 LC 4 (reduced effect) measures 134 kg (295 lbs) wet (curb), translating to a power-to-weight ratio of 0.2 HP/kg (4.96 kg per horsepower). The 8.7-liter (2.3 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 115 km/h (71 mph).

Within MotoLibrary's KTM archive, this model family spans 6 indexed model years from 1987 to 1992, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.