This manual covers the Triumph 350/500 series motorcycles produced in 1972. These iconic British parallel-twin, four-stroke machines, manufactured in Meriden, England, offered a balance of performance and manageability for enthusiasts and everyday riders alike. Known for their robust duplex cradle frames and classic styling, the 350cc (approximately 340cc) and 500cc (approximately 490cc) models were a significant part of Triumph's storied heritage. This manual is designed for the classic British motorcycle enthusiast and DIY mechanic, providing comprehensive information to maintain and repair these celebrated machines.

This factory-style service and repair manual provides detailed guidance for the repair, maintenance, rebuilding, refurbishment, and restoration of your Triumph 350/500. It covers all essential systems, including the engine, transmission, frame and suspension, brakes, and electrical system, with specific attention to carburetion, ignition, lubrication, and fuel delivery. The manual includes step-by-step instructions, detailed diagrams, troubleshooting guides, and torque specifications, enabling owners and technicians to perform everything from basic tune-ups to complete overhauls. This English-language resource is an indispensable tool for preserving the integrity and performance of your vintage Triumph.