This comprehensive Workshop Service Repair Manual is specifically designed for the AJS Lightweight 250 cc motorcycle, covering model years 1958 through 1964. It provides detailed instructions and guidance for maintaining, adjusting, and repairing all aspects of your motorcycle. The manual includes step-by-step procedures for disassembly, assembly, and repair, accompanied by clear illustrations, exploded diagrams, and photographs.

Detailed explanations cover everything from basic maintenance tasks to complex component overhauls. You'll find technical specifications, tightening torques, adjustment values, troubleshooting tips, and information on using specialized tools. The manual is organized into logical sections, making it easy to find the information you need. Whether you're a seasoned mechanic or a DIY enthusiast, this manual will equip you with the knowledge and confidence to keep your AJS Lightweight 250 cc running smoothly.

## The AJS Lightweight 250cc: A British Icon of the 1950s and 60s

The AJS Lightweight 250cc, produced between 1958 and 1964, was a quintessential British motorcycle of its time. It was designed as a lightweight and affordable machine, aimed at the growing post-war market of young riders seeking practical and reliable transportation. The Lightweight, affectionately nicknamed the "Little AJS," embodied the simple elegance and engineering prowess that defined British motorcycle manufacturing in the mid-20th century. It featured a robust single-cylinder, four-stroke engine, delivering a respectable 16 bhp and reaching a top speed of around 70 mph. Although not known for blistering speed, the Lightweight's nimble handling and smooth power delivery made it a joy to ride, particularly on twisty roads and through bustling city streets.

This motorcycle was a true testament to the "less is more" approach to design. It boasted a simple and robust construction, with a steel frame, telescopic forks, and a swingarm rear suspension. The Lightweight was particularly notable for its innovative "unit construction" engine, which combined the engine and gearbox into a single unit, simplifying maintenance and enhancing reliability. Its understated styling, with a sleek fuel tank and a simple, functional instrument cluster, captured the essence of British motorcycle design of the era. The AJS Lightweight 250cc was available in both "roadster" and "scrambler" versions, catering to diverse riding preferences. While production ceased in 1964, the Lightweight continued to be a popular and enduring choice for enthusiasts, who appreciated its classic charm and timeless appeal. Today, the AJS Lightweight 250cc is a highly sought-after classic, representing a significant piece of British motorcycle history and a testament to the enduring legacy of the AJS brand.