This comprehensive service repair manual is specifically designed for the 1956 AJS 16, 18, 20, and 30 motorcycles. It provides detailed instructions and diagrams for every aspect of maintenance and repair, empowering you to confidently tackle any task. From routine servicing like oil changes and adjustments to more complex procedures like engine rebuilds and electrical system troubleshooting, this manual serves as your definitive guide. It includes step-by-step instructions, exploded diagrams, and clear illustrations that make even the most intricate repairs accessible. Whether you're a seasoned mechanic or a dedicated enthusiast, this manual will become your indispensable resource for keeping your classic AJS running in peak condition.

The AJS 16, 18, 20, and 30 motorcycles were a series of lightweight, single-cylinder machines produced by the renowned British manufacturer AJS (Associated Motor Cycles) from 1956 onward. These bikes were designed for practicality and affordability, catering to a wide range of riders, from beginners to experienced commuters. They were known for their reliable performance, easy handling, and relatively low maintenance requirements, making them popular choices for everyday transport and leisure riding. The AJS 16 was the smallest of the group, powered by a 148cc engine, while the AJS 18, 20, and 30 progressively increased in size and power, with engines ranging from 197cc to 293cc. All models shared a similar design language, featuring a sturdy tubular frame, telescopic front forks, and a swingarm rear suspension. They were also available with a variety of options, including different seat styles, luggage racks, and even a sidecar attachment, allowing riders to customize their bikes according to their individual needs. While these AJS models lacked the sporty performance and cutting-edge technology of other contemporary motorcycles, their simple design and robust construction made them incredibly durable and easy to maintain. Throughout their production run, they were constantly updated with minor improvements and refinements, ensuring their relevance in a rapidly evolving motorcycle market. Despite their eventual discontinuation, the AJS 16, 18, 20, and 30 left a lasting impression on the motorcycle landscape, particularly in the UK, where they contributed significantly to the burgeoning post-war motorcycle culture. Today, these machines are highly sought after by collectors and enthusiasts, appreciated for their historical significance and their enduring charm. Many are still actively ridden, proving that even after decades, the AJS 16, 18, 20, and 30 continue to offer a rewarding and enjoyable riding experience.