1989 Johnson/Evinrude Outboards 88 thru 110 150 thru 175 models Service RepaIr Manual P/N 507757, Page 159Get this manual
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Thermostat ServiceV6
spring that was removed with the cover'4l 61 Remove the cylinder head cover to inspect the pres EJsure release valve seat and washer Cleaning and Inspection 1 Thoroug