1971 Evinrude Fisherman 6HP outboards Service Manual, Page 54Get this manual
that the aft side of the propeller is flat while the other side is roundedFile blades accordingly to retain shapeCheck pitch on propeller pitch block (Special Tool #376108), for proper fixture to check pitch of propellerTo straighten bent blades, use piece of leather strap or belting under the part of the blade that touches the fixtureRap high part of blade smartly with No3 rawhide malletThe leather allows slight overbend to correct the blade's tendency to spring backSee Figure 6-19 REASSEMBLY OF GEARCASE
Apply Perfect Seal #4 to all seal bores before installing sealsaInstall shift rod bushing and new "(Y' ring, using Bushing Mandrel (Special Tool #304515)See Figure 6-20Assemble shift rod and detent spring to gearcaseFigure 6-21Trimming GearcaseSeal fPlace bottom half of gearcase on upper half .and install both pairs of end screwsDip screws in Perfect Seal #4Tighten them suffiCiently to draw gearcase halves togetherInstall shift lever pivot using new sealCheck seal at gear case head for pinching between gear case halvesInstall tWb center screws and gradually tighten all screws to torque specifications, alternating from Side to side and working towards end screwsCheck for free operation of gearcase and shift mechanismGROMMET"HOUSING