Outside diameter of piston pin ...................................................................................................... 78
Piston ring ..................................................................................................................................... 78
Inner diameter of connecting rod small end ................................................................................. 79
Inner diameter of connecting rod large end .................................................................................. 79
Connecting rod large end backlash ............................................................................................... 79
Crankshaft ..................................................................................................................................... 79
Crank pin oil clearance ................................................................................................................. 80
Selection of connecting rod bearing bush ..................................................................................... 80
Main journal oil clearance ............................................................................................................ 81
Selection of crankshaft bearing bush ............................................................................................ 81
Body and engine base ................................................................................................................... 82
Check the oil pump ....................................................................................................................... 82
Check and mount exhaust pipe ..................................................................................................... 82
Reinstallation ........................................................................................................................................ 83
Assemble piston connecting rod ................................................................................................... 83
Installing the piston rings .............................................................................................................. 83
Installing piston ............................................................................................................................. 83
About water ........................................................................................................................................... 85
Top cover............................................................................................................................................... 85
Disassembly schematic diagram ................................................................................................... 85
Disassembly and inspection .......................................................................................................... 87
Bottom cover ......................................................................................................................................... 88
Disassembly schematic diagram ................................................................................................... 88
Disassembly and inspection .......................................................................................................... 92
Water unit and bracket .......................................................................................................................... 93
Disassembly schematic diagram ................................................................................................... 93
Disassembly and inspection of bracket ......................................................................................... 99
Disassembly and inspection of water unit .................................................................................... 99
Hydraulic warping device ................................................................................................................... 100
Check the oil level. ..................................................................................................................... 100
Underwater part .................................................................................................................................. 102
Disassembly schematic diagram ......................................................................................................... 102
Disassembly and inspection ................................................................................................................ 113
Propeller shaft and clutch block .................................................................................................. 114
Install the claw clutch ................................................................................................................. 114
Housing cover of underwater unit ............................................................................................... 114
Install the oil seal and bearing of the housing cover ................................................................... 114
Drive shaft ................................................................................................................................... 115
Shift cam ..................................................................................................................................... 115
Gear ............................................................................................................................................. 115
Forward gear bearing .................................................................................................................. 115
Check the housing of the underwater unit .................................................................................. 115
Check the water pipe ................................................................................................................... 115
Assemble underwater unit ................................................................................................................... 115
Install the underwater unit .................................................................................................................. 117
Selection of shim ................................................................................................................................. 118
Deviation value mark .................................................................................................................. 119
Pinion shim ................................................................................................................................. 120
Forward gear shim ...................................................................................................................... 120
Reverse gear shim ....................................................................................................................... 121