Yamaha Outboard Motors Factory Service Manual F6 and F8, Page 82Get this manual
TIGHTENING TORQUES TIGHTENING TORQUES SPECIFIED TORQUES
Parts to be tightened TOP COWLING Top cowling hook mounting FUEL SYSTEM Fuel joint mounting Fuel pump housing Fuel pump check valve Throttle axle link lock POWER UNIT Breather cover mounting Fuel enrichment solenoid mounting Intake manifold mounting Manual starter drive plate mounting Flywheel rotor mounting Drive gear mounting Driven gear mounting Thermostat housing cover mounting Power unit mounting Relief valve assembly Throttle link bracket mounting Anode mounting Exhaust outer cover mounting Spark plug Cylinder head mounting Oil pump assembly mounting Oil pump housing Rocker arm locknut Crankcase mounting Connecting rod mounting LOWER UNIT Apron mounting Exhaust gas measuring Engine oil drain Drain plug damper mounting Oil pan mounting Muffler mounting Gear oil level check Gear oil drain Propeller mounting (STD) Propeller mounting (DUAL) 1st 2nd 1st 2nd 1st 2nd 1st 2nd 1st 2nd 1st 2nd Part Thread name size Bolt Bolt Screw Screw Screw Screw Screw Bolt Screw Nut Nut Bolt Bolt Bolt Bolt Plug Screw Bolt Bolt Bolt Bolt Screw Nut Bolt Bolt Screw Bolt Plug Screw Bolt Bolt Plug Plug Nut Nut M5 M6 M4 M3 M5 M4 M4 M6 M12 M24 M6 M6 M8 M14 M6 M16 M5 M6 M14 M8 M6 M6 M6 M5 M8 M7 M6 M8 M10 M5 M8 M6 M8 M8 M10 M10 Q'ty Tightening torques kgf ft lb 1.5 0.5 1.5 12 100 36 12 21 18 12 25 15 30 12 15 30 12 18 24 21 12 17 20 0.5 0.8 0.15 0.05 0.15 0.2 0.2 0.6 1.2 0.6 10 3.6 1.2 0.8 2.1 0.8 0.8 1.8 0.2 0.6 1.2 2.5 1.5 3.0 0.6 1.2 0.8 0.5 0.8 1.5 3.0 0.6 1.2 0.4 1.8 2.4 0.2 2.1 1.2 0.7 0.7 1.7 2.0 3.7 5.9 1.11 0.37 1.1 1.5 1.5 4.4 8.8 4.4 72 26.5 8.8 5.9 15.5 5.9 5.9 13.3 1.5 4.4 8.8 18.4 11.1 22.1 4.4 8.8 5.9 3.7 5.9 11.1 22.1 4.4 8.1 2.9 13.3 17.8 1.5 15.5 8.8 5.1 5.1 12.5 14.7 Remarks