This comprehensive engine repair manual for the Aprilia MY660, covering the 2003 model year, provides you with detailed instructions and specifications for servicing and repairing your motorcycle's engine. The manual is packed with information, covering a wide range of topics including:

* **General Information:** Get acquainted with the motorcycle's specifications, safety precautions, and overall design.
* **Technical Information:** Dive deep into the technical aspects of your MY660, including details on engine components, tolerances, and lubrication systems.
* **Engine:** This section is dedicated to the heart of your motorcycle – the engine. Learn about engine disassembly, inspection, rebuilding, and troubleshooting. You'll find detailed instructions on how to work on everything from the cylinder head and crankshaft to the valves and pistons.
* **Gearbox:** This section covers the gearbox, including disassembly, inspection, repair, and troubleshooting.

The manual offers a wealth of knowledge and detailed instructions to help you effectively maintain and repair your Aprilia MY660 engine.

The Aprilia MY660, produced in 2003, is a sleek and sporty motorcycle that embodies the Italian brand's commitment to performance and design. This middleweight naked bike was built around a powerful and responsive 660cc, 90-degree V-twin engine, known for its smooth power delivery and throaty exhaust note. The engine was mated to a six-speed gearbox, allowing riders to effortlessly navigate both urban streets and winding country roads. The MY660's distinctive styling featured a sharp, angular fairing, a low-slung seat, and a compact, minimalist design. The bike's suspension system, consisting of 41mm upside-down forks in the front and a single shock absorber in the rear, provided responsive handling and a comfortable ride. The MY660 also featured a reliable braking system with twin disc brakes up front and a single disc brake at the rear to provide stopping power. This combination of power, performance, and handling made the MY660 a popular choice for both experienced riders and those seeking an engaging and rewarding riding experience.

Though the MY660 was discontinued in 2005, it still holds a special place in the hearts of Aprilia enthusiasts. The MY660 was known for its exceptional handling and agility, making it a joy to ride on twisty roads. Its lightweight construction and responsive engine made it a fun and engaging motorcycle to ride. While the MY660's design was ahead of its time, its styling still holds its own today. For those seeking a classic Italian motorcycle that blends performance and style, the MY660 remains a desirable choice. The MY660's engine manual book serves as a vital resource for owners and mechanics alike, providing detailed information on the engine’s operation, maintenance, and repair. From diagnosing and troubleshooting minor issues to performing complex engine overhauls, the manual provides comprehensive instructions and illustrations to ensure a successful and safe working experience.