This manual pertains to the 1971 Triumph 650 Twin motorcycles, encompassing the Bonneville T120R, Tiger TR6R, and Trophy TR6C variants. These models represent a significant era in British motorcycle manufacturing, powered by Triumph's renowned 649cc parallel-twin engine. Known for their robust engineering and engaging riding experience, these machines were celebrated for their performance and style, competing directly with other prominent motorcycles of the period. Owning a Triumph 650 Twin places you in possession of a piece of automotive history, a testament to classic design and enduring appeal.

This Owner's Handbook is designed to provide essential guidance for the operation, care, and basic maintenance of your 1971 Triumph 650 Twin. It covers fundamental aspects including engine operation, lubrication, transmission care, fuel system identification, basic electrical system checks, and chassis lubrication. Included are instructions for routine maintenance, proper operation, and guidance on addressing minor operational issues. The manual emphasizes user-level understanding and pre-ride checks, ensuring you can maintain your classic Triumph in optimal condition.

This manual pertains to the 1971 Triumph 650 Twin motorcycles, encompassing the Bonneville T120R, Tiger TR6R, and Trophy TR6C variants. These models represent a significant era in British motorcycle manufacturing, powered by Triumph's renowned 649cc parallel-twin engine. Known for their robust engineering and engaging riding experience, these machines were celebrated for their performance and style, competing directly with other prominent motorcycles of the period. Owning a Triumph 650 Twin places you in possession of a piece of automotive history, a testament to classic design and enduring appeal.

This Owner's Handbook is designed to provide essential guidance for the operation, care, and basic maintenance of your 1971 Triumph 650 Twin. It covers fundamental aspects including engine operation, lubrication, transmission care, fuel system identification, basic electrical system checks, and chassis lubrication. Included are instructions for routine maintenance, proper operation, and guidance on addressing minor operational issues. The manual emphasizes user-level understanding and pre-ride checks, ensuring you can maintain your classic Triumph in optimal condition.