This comprehensive manual covers the British Anzani Dynastart twin Mag engine, specifically the Unidirectional Single and Twin models, designated as AZL. It is designed for use with 9e and 2T Villiers engines. The manual provides detailed operating instructions, covering all aspects of the engine's operation. Furthermore, it includes a comprehensive parts manual, listing every nut and bolt required for the engine. Exploded views are included to aid in visual understanding and ease of assembly. This manual is a valuable resource for anyone who owns or works on vintage British Anzani Dynastart twin Mag engines from the 1950s and 1960s.

The British Anzani AZL, powered by the Siba British Anzani Dynastart twin Mag Manual engine, is a fascinating piece of engineering history, representing a significant development in the early 20th-century world of aviation and motorsports. This engine, known for its lightweight design and impressive power output, propelled a variety of aircraft, boats, and even automobiles in its heyday. The Dynastart system, a clever innovation combining a magneto ignition system with an electric starter, provided both efficient ignition and easy starting, making the AZL engine a popular choice for its time.

The AZL engine embodies the spirit of innovation and ingenuity that characterized the early years of internal combustion technology. Its twin-cylinder configuration, coupled with a lightweight and compact design, delivered a remarkable power-to-weight ratio, making it ideal for powering both land and air vehicles. The engine's construction featured a cast iron crankcase and cylinders, incorporating a detachable cylinder head for easy maintenance. The use of a magneto ignition system ensured reliable ignition even in harsh environments, while the built-in electric starter simplified engine operation. The AZL engine was renowned for its durability and performance, contributing significantly to the development of aviation and motorsports in the early 20th century. Today, the British Anzani AZL engine, particularly those equipped with the Siba Dynastart system, remains a sought-after piece of engineering history, admired by collectors and enthusiasts worldwide.