This manual covers JLO LR Series Snowmobile Engine Parts. The JLO Werk GmbH manufactured these two-stroke, air-cooled internal combustion engines for snowmobile propulsion. While specific displacement, horsepower, and torque figures vary across the LR series models, these engines are characterized by their magneto ignition and typically utilize a chain drive system. They operate on a gasoline and oil mixture, with specific 2-stroke engine oil recommendations varying by engine variant.

This Parts Manual provides detailed information essential for identifying and sourcing components for your JLO LR Series engine. It outlines various engine specifications, including carburetor types, and provides guidance on maintenance aspects such as lubrication and spark plug selection. Understanding your engine's serial number is critical for accurate part identification. This manual serves as a vital resource for owners, mechanics, and technicians to ensure proper maintenance and repair of these snowmobile engines.