This comprehensive instruction manual covers the AJS 16, 16S, 18, 31, and 31CSR motorcycles manufactured in 1963. It provides detailed information on all aspects of the motorcycle, from its engine and transmission to its brakes and suspension. The manual includes instructions for maintenance, repairs, and servicing, ensuring you have the knowledge to keep your AJS running smoothly. This guide will assist you with understanding the carburetter, controls, electrical equipment, forks and frame, lubrication, and wheels and brakes. You'll find detailed information on driving the motorcycle, as well as a complete spare parts list and tools and special equipment needed to perform repairs. This manual is an essential resource for any owner of an AJS 16, 16S, 18, 31, or 31CSR motorcycle, and its comprehensive nature makes it suitable for use with other model years as well. The same information is used by local AJS dealerships to service, maintain, diagnose, and repair these motorcycles.

The AJS 16, 16S, 18, 31, and 31CSR motorcycles were a diverse range of models produced by the iconic British motorcycle manufacturer AJS from 1963. These machines encompassed a spectrum of styles and engine capacities, catering to a wide range of riders and riding styles. The AJS 16 and 16S were lightweight and agile 125cc commuters, perfect for city riding and everyday errands. Both featured a single-cylinder, two-stroke engine, with the 'S' denoting a sportier, performance-oriented version. The AJS 18, a 197cc machine, offered a step up in power and performance. It was still a nimble and fun bike, but with a bit more punch for longer journeys and open roads. For those seeking more serious touring capabilities, the AJS 31 and 31CSR provided the answer. These models were powered by a robust 348cc single-cylinder, four-stroke engine, known for its reliability and durability. The 'CSR' variant was particularly notable, sporting a more luxurious and comfortable setup, ideal for extended road trips.

The AJS 16, 16S, 18, 31, and 31CSR motorcycles were a testament to the enduring appeal of classic British engineering. They featured simple yet sturdy construction, with reliable and relatively easy-to-maintain engines. Although they may lack the modern bells and whistles found on contemporary motorcycles, their timeless design and character have made them sought-after collector's items for enthusiasts seeking a piece of motorcycle history. The AJS name has become synonymous with quality and tradition, and these models played a significant role in shaping the brand's legacy. These motorcycles were not just machines; they were a reflection of a bygone era, where craftsmanship, reliability, and a passion for two-wheeled adventure were paramount. Today, they continue to capture the hearts of those who appreciate the art of classic motorcycle design and the joy of experiencing the open road on a machine that embodies the spirit of a golden age.