1985 Johnson/Evinrude 2 thru V-6 models service repair manual final edition P/N 507508, Page 369Get this manual
Quality of the image is intentionally reduced!
Installation of Powerhead20 thru 30
6 Apply Nut Lock to the threads of the port and starboard exhaust housing studsPlace the washer the studsInstall and tighten the two powerhead retaining nuts