1989 Johnson/Evinrude Outboards 88 thru 110 150 thru 175 models Service RepaIr Manual P/N 507757, Page 158Get this manual
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OD 83258
I.Z.J new valve body to adapter gasket and position gasket
the adapter
f4l4 Apply Gasket Sealing Compound to both sides of
Insert the two relief valve springs