1976 Evinrude 40HP outboards Service Repair Manual P/N 406447, Page 45Get this manual
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DESCRIPTION TI1e power head consists of tl1e cylinders, ists, rods, cranksl1aft, and crankcaseTI1e pOWel" head Is two 11 OrizontaHy mounted cylindersAlternate firing ol"der is used so that each cylind