1965 Evinrude 90 HP StarFlite Service Manual, PN 4206, Page 64Get this manual
Remove screws from exhaust housing plate and clampApply oil or liquid soap to cable sleeve and remove plate and clamp from cable eRemove eight screws holding gearcase to outer exhaust housing or gearcase extension See Figure 6-8Remove upper and lower gearcase assembly and cable from exhaust housingTake care to avoid damaging driveshaft and shift cableEXHAUST HOUSING AND COVERS aRemove power headSee Section 5, Removal of Power HeadRemove gearcase extensionif usedbRemove screws attaching rear exhaust housing cover to front exhaust housing coverLift rear exhaust housing cover from outer exhaust housing assemblyFigure 6-10 Power Head Adapter Attaching Screws cThe exhaust housing and adapter plate, which carry the power head and thermostat, are rubber mounted to the front exhaust coverRemoving the two bottom screws holding the upper side rubber mounts and the four screws holding the lower front mount releases the exhaust housingSee Figure 6-9 Figure 6-8Gearcase Attaching Screws