These are digital copies of the actual factory manuals for the 1981 and 1982 Maico Motorcycles. They cover the 250, 440 and 490 models. Every page is covered in this CD set, including the parts blow-ups. Bonus: the Bing carb parts and tuning manual is included with this set. That makes for a three-disc set. Get a free upgrade to priority mail with purchase of any other item in the store.