1995 Johnson Evinrude "EO" 60 LV 90, 115, 150, 150C, 175 Service Manual, P/N 503151, Page 154Get this manual
Thermostat ServicingAll Models Disassembly
1Remove the thermostat cover2Remove thermostat assembly, inspect components3Inspect the thermostat seal in the cylinder head
4Unscrew the two halves of the thermostat housingRemove the vernatherm and spring
5Inspect the housing for cracks or heat damageReplace if necessary6Inspect the vernatherm and spring for signs of corrosion or heat damageReplace if necessaryAssembly []] 1Insert the pin into the vernatherm with the convex end of the pin facing out2Position the vernatherm and spring in the housing halvesAssemble the thermostat housing3Install the thermostat' assembly in the cylinder head4Install thermostat coverTorque to 120-144 inIbs(13-16 N'm)