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Chapter 7 ASSEMBLY OF BASIC ENGINE
2.8 Crankshaft - Turn
(1) Install two bolts to the flywheel mounting holes of the
crankshaft.
(2) Using the bolts, turn the crankshaft with a bar.
Crankshaft - Turn
2.9 Piston Installation - Prepare
(1) Turn the crankshaft to a position where the connecting
rod big end does not hit the crankpin on the piston
installing.
Position of Crankpin - Adjust
(2) Clean the cylinder liner inner surface and the crankpin,
and apply engine oil to the cylinder liner.
Piston Installation - Prepare
2.10 Upper Connecting Rod Bearing - Install
Install the upper connecting rod bearing into connecting rod
big end aligning the lug and lug slot. Apply engine oil to the
sliding surface. Verify the alignment of the oil hole of con-
necting rod and the oil hole of bearing.
Upper Connecting Rod Bearing - Install
Position so that connecting
rod big-end does not hit crankpin
Crankpin
Be careful not to put engine oil on the back face of
upper connecting rod bearing.
Lug groove
Upper connecting rod bearing
Oil hole
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