This comprehensive instruction manual provides detailed information for maintaining and servicing your 1928 AJS K7 and K10 motorcycles. The manual covers essential aspects of these classic machines, including the overhead chain driven camshaft engine, lubrication system, decarbonizing procedures, and valve clearance adjustments. This invaluable resource will equip you with the knowledge and guidance necessary to keep your AJS motorcycle running smoothly and efficiently.

The AJS K7 and K10 motorcycles were iconic British machines produced in 1928. These motorcycles were known for their robust construction, remarkable performance, and classic styling that epitomized the era's design language. The K7 and K10 were powered by a 348cc single-cylinder, four-stroke engine utilizing a side-valve design. This engine, capable of producing approximately 8 horsepower, provided a reliable and smooth power delivery, making these motorcycles suitable for both city riding and long-distance touring. The engine was coupled to a three-speed transmission, allowing for efficient gear changes and smooth acceleration. The K7 and K10 featured a rigid frame construction with a sprung front fork and a rear swingarm suspension system. This design offered a comfortable ride and good handling characteristics, further enhancing the overall riding experience.

The AJS K7 and K10 were distinguished by their distinctive styling. The K7 featured a classic, elegant design with a large, rounded fuel tank, a swept-back handlebar, and a low-slung seat. The K10, on the other hand, offered a more sporty and streamlined design, with a smaller fuel tank and a more upright riding position. Both models were available in a variety of color options, reflecting the prevailing tastes of the time. These motorcycles were highly sought after by riders seeking a reliable and stylish mode of transportation, and they played a significant role in shaping the early days of motorcycling in Britain. The AJS K7 and K10 hold a special place in motorcycle history, representing a period of innovation and advancement in British motorcycle manufacturing. Today, these classic machines are highly valued by collectors and enthusiasts, and they continue to captivate audiences with their timeless charm and enduring legacy.