2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 121Get this manual
Cylinder body 5-51 Removing and installing the oil filter 5-55 Disassembling the cylinder body 5-55 Checking the piston diameter 5-56 Checking the cylinder bore 5-56 Checking the piston clearance 5-57 Checking the piston rings 5-57 Checking the piston ring grooves 5-58 Checking the piston ring side clearance 5-58 Checking the piston pin boss bore 5-58 Checking the piston pin 5-58 Checking the connecting rod small end inside diameter 5-59 Checking the connecting rod big end side clearance 5-59 Checking the connecting rod bolt 5-59 Checking the crankshaft 5-59 Checking the crankshaft main journal oil clearance 5-60 Checking the crankshaft pin oil clearance 5-61 Selecting the crankshaft main journal bearing 5-62 Selecting the connecting rod big end bearing 5-63 Assembling the cylinder body 5-64 Installing the power unit 5-67