1980 Evinrude Outboards Service and Repair Manual 70/75HP models P/N 5494, Page 98Get this manual

1980 Evinrude Outboards Service and Repair Manual 70/75HP models P/N 5494, Page 98

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DESCRIPTION

THEORY OF OPERATION
Two stroke engines us ed outboard nlOto rs requir only two piston strokes, downto effect crankshaft evolution and to lt th xhust-itkssi -igiti sequen