6D81G11123456789Cylinder block ..............................................................................................5-39Disassembling the cylinder block ............................................................ 5-40Checking the piston diameter .................................................................. 5-40Checking the cylinder bore ...................................................................... 5-41Checking the piston clearance ................................................................5-41Checking the piston rings ........................................................................5-41Checking the piston ring grooves ............................................................ 5-42Checking the piston ring side clearance.................................................. 5-42Checking the connecting rod big end side clearance ..............................5-43Checking the crankshaft ..........................................................................5-43Checking the crankpin oil clearance........................................................ 5-43Selecting the connecting rod bearing ......................................................5-45Checking the crankshaft journal oil clearance .........................................5-46Selecting the main bearing ...................................................................... 5-47Assembling the power unit ...................................................................... 5-49Installing the power unit...........................................................................5-51