Mercury MerCruiser D2.8L D-Tronic Service Manual page 335

SERVICE MANUAL NUMBER 22
8. Install new O-ring into groove of flywheel housing as shown.
9. Install flywheel housing. Torque the 9 bolts with washers to 50 Nm (37 lb-ft). Then, torque
the 6 rear main bearing carrier nuts with washers to 27 Nm (20 lb-ft).
IMPORTANT: Flywheel bolts may be used a maximum of 3 times within the prescribed
torque limits.
10. Lubricate threads of flywheel bolts with clean engine oil and install flywheel. Torque bolts
to 110 Nm (81 lb-ft).
CRANKSHAFT END-PLAY (AXIAL) CLEARANCE
1. Attach Dial Indicator 91-58222A1 to cylinder block to check installed crankshaft
end-play (axial) clearance. Reading can be taken off of counter weight as shown. Move
crankshaft fore and aft in block to obtain reading. Clearance should be 0.121-0.323 mm
(.005-.013 in.).
2. If clearance is incorrect, calculate the necessary thickness of thrust washers needed
(from sizes listed in parts manual). Install different thickness thrust washers and
recheck. Do this until proper clearance is obtained.
90-860074--1 FEBRUARY 2002
a - O-ring
a
ENGINE MECHANICAL
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