c. Install the crankshaft journal upper bearings ® and the crankshaft into the upper crank-case.
Align the projections ® on the crankshaft journal upper bearings with the notches © in the upper crankcase.
d. Put a piece of Plastigauge® © on each crankshaft journal.
Do not put the Plastigauge® over the oil hole in the crankshaft journal.
e. Install the crankshaft journal lower bearings ® into the lower crankcase and assemble the crankcase halves.
• Align the projections ® of the crankshaft journal lower bearings with the notches ® in the lower crankcase.
• Do not move the crankshaft until the clearance measurement has been completed.
f. Tighten the bolts to specification in the tightening sequence cast on the crankcase.
1st: 12 Nm (1.2 m*g, 8.7 fWb) 2nd: 25 Nm (2.5 m*g, 18 fWb) *3rd: 27 Nm (2.7 m*g, 20 fWb) Bolt ©, ©
* Loosen the bolts following the tightening order and then tighten to specification torque.
Lubricate the crankcase bolt threads with engine oil.
Refer to "CRANKCASE".
g. Remove the lower crankcase and the crankshaft journal lower bearings.
h. Measure the compressed Plastigauge® width © on each crankshaft journal.
If the crankshaft-journal-to-crankshaft-journal-bearing clearance is out of specification, select replacement crankshaft journal bearings.
2. Select: • crankshaft journal bearings (J1
Was this article helpful?