The Rotax 912 Series represents a line of robust and reliable 4-stroke, horizontally opposed, air-cooled aircraft engines, designed for a variety of aviation applications. These engines, characterized by their dual ignition CDI systems and wet sump lubrication, offer efficient performance, with models like the 912 ULS delivering 80 HP at 5800 RPM. Their engineering prioritizes durability and consistent operation, making them a trusted choice for pilots and aircraft manufacturers seeking dependable powerplants.

This maintenance manual provides comprehensive guidance for the Rotax 912 Series engines across all generations. It covers essential maintenance procedures, technical specifications, and troubleshooting information necessary for optimal engine performance and longevity. Owners, mechanics, and technicians will find detailed instructions on tasks such as oil changes, filter replacements, spark plug servicing, and understanding recommended service intervals, ensuring the continued reliability and safe operation of these engines.