This service repair workshop manual covers the Briggs & Stratton 271172 Twin Cylinder L Head engine. This engine is characterized by its twin-cylinder configuration and L-head design, engineered for robust performance and reliability. While specific production years are not detailed, this manual provides comprehensive information essential for understanding and maintaining this particular engine model. The purpose of this manual is to serve as a complete guide for all repairs, servicing, and troubleshooting procedures. It contains hundreds of pages with detailed photos, diagrams, and exploded views to assist users. This resource is invaluable for owners, mechanics, and technicians seeking to ensure the optimal performance and longevity of their Briggs & Stratton 271172 Twin Cylinder L Head engine through accurate maintenance and repair practices.