1975 Evinrude 40 HP Outboards Service Manual, PN 5093, Page 47Get this manual
e Remove throttle control lever by removing two screws and clamps, and lifting lever from lower motor coverf gRemove two nuts, six 38" and two 12" screws attaching power head to exhaust housing assemblySee Figures 5-4 and 5-5Place OMC Special Tool (Part No 303605) in viseRemove power head and place in OMC Special Tool for disassembly
Remove shifter lock spring and shifter lock