1978 Evinrude Outboards 9.9/15HP Service Repair Manual P/N 5394, Page 54Get this manual

1978 Evinrude Outboards 9.9/15HP Service Repair Manual P/N 5394, Page 54

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DESCRIPTION The power head consists of the cylinders, pistons, rods, crankshaft, and crankcaseThe power head has two horizontally mOWlted cylindersAlternate firing order is used so that each cylinder