Cover
 Warranty
 Service Statement
 Models list
 Page 3   Service recommendations
 Page 4  Drawing
 Page 5  Drawing
 Page 6  General Description
 Page 7  Descriptions (cont)
 Page 8  Descriptions (cont)
 Page 9  Stern hight of models, tank capacities
 Page 10  Carbon, Power and knocking issues
 Page 11  Oil mixtures
 Page 12  Starting, carb adjunstment
 Page 13  Starting instructions
 Page 14  Starting instructions
 Page 15  Starting instructions
 Page 16  Starting instructions
 Page 17  Operating instructions
 Page 18  Operating instructions
 Page 19  Ignition
 Page 20  Spark plug requirements
 Page 21  Magneto
 Page 22  Gears, steering
 Page 23  OA-55, OK-55
 Page 24  Gear adjustment in OA, OK-55-60
 Page 25  Rotary valve
 Page 26  Care and operation of A 50-65, K50-65
 Page 27  Exhaust
 Page 28  General instructions
 Page 29  Storing
 Page 30  Problems
 Page 31  Props
 Page 32  Props
 Page 33  Props
 Page 34  Index