This comprehensive parts manual provides detailed information and illustrations for all components of your 1991 KTM 500-600 LC4 motorcycle. From the front to the back, you'll find detailed drawings and part numbers for every single part, allowing you to identify and order the exact components you need for any repair. This manual is the same one used by garages and workshops to order parts, ensuring you get the right information and saving you money in the long run. Inside, you'll find in-depth illustrations and diagrams, technical specifications, and detailed breakdowns of every system, including: air cleaner, air suction valve, alternator, alternator cover, battery, cable witch, cam chain tensioner, camshaft valve, carburetor assembly, carburetor components, caution label, clutch, crankcase, crankshaft piston rings, cylinder head, cylinder head cover, evaporative canister, frame, front brake caliper, front brake master cylinder, and much more.

The KTM 500-600 LC4, launched in 1991, marked a pivotal moment in the history of off-road motorcycles. This revolutionary machine, built around the groundbreaking LC4 single-cylinder engine, pushed the boundaries of performance and reliability in the dirt bike world. The LC4 engine, with its distinctive liquid-cooled, four-stroke design, delivered power and torque characteristics that were unmatched by other single-cylinder engines at the time. This combination of performance and durability made the KTM 500-600 LC4 a favorite among professional riders and amateur enthusiasts alike. The LC4 engine, known for its robust construction and high-revving nature, became synonymous with KTM's commitment to innovation and performance. This engine was the backbone of a series of successful off-road motorcycles, including the 500 EXC, 620 EXC, and 625 SXC, solidifying KTM's position as a leading force in the off-road motorcycle market.

The KTM 500-600 LC4's impact extended beyond the racetrack. It revolutionized the way off-road enthusiasts experienced the thrill of adventure riding. Its lightweight construction, agile handling, and reliable performance made it the perfect companion for tackling challenging terrain and conquering demanding trails. The LC4 engine's smooth power delivery allowed riders to navigate technical sections with ease, while its robust design ensured it could handle the rigors of off-road riding. The KTM 500-600 LC4's influence can be seen in the modern off-road motorcycles of today, with many manufacturers adopting similar design principles and technology. The LC4 engine, a testament to KTM's engineering prowess, continues to be a hallmark of the brand, powering a diverse range of motorcycles from dirt bikes to adventure machines. The KTM 500-600 LC4, a pioneer in the off-road motorcycle world, left an indelible mark on the industry, shaping the future of off-road riding and solidifying KTM's legacy as a leader in the field.