This manual covers the KTM 400 SC Engine, produced between 1998 and 2005. Known for its single-cylinder, 4-stroke design and Austrian engineering heritage, the 400 SC engine has been utilized in various KTM models, often found in dual-sport or enduro motorcycles. This engine series represents a significant part of KTM's development in performance-oriented single-cylinder powerplants.

This comprehensive Service Repair Manual provides detailed information essential for the maintenance, troubleshooting, and repair of the KTM 400 SC Engine. It covers critical systems including the engine mechanicals, fuel system, ignition, exhaust, and electrical components. The manual offers step-by-step procedures for routine maintenance, diagnostics, and complete rebuilds, along with specific torque values and fluid specifications, ensuring optimal performance and longevity of your engine.