ENGINE MECHANICAL SERVICE MANUAL NUMBER 22
Page 3A-118 90-860074--1 FEBRUARY 2002
Crankshaft and Main Bearings
IMPORTANT: The later, D2.8L D-Tronic - serial number 0L098204 and above and D4.2L
D-Tronic - serial number 0L099525 and above, engines had dimensional changes to
the crankshaft, rear main bearing, rear main bearing carrier, thrust washers, O-ring
seal, thrust plate (flywheel spacer) and flywheel seal. Ensure by serial number that
the specifications and parts are the correct ones for the engine.
Removal
1. Remove the pistons.
2. Remove the timing gear cover.
3. Remove the camshaft and lifters.
4. Remove the oil pump.
5. Proceed as outlined.
REAR MAIN BEARING CARRIER AND BEARINGS
1. Remove the flywheel housing (rear portion).
2. On Sterndrive (MCM) Models: Remove the engine coupler.
3. On Inboard (MIE) Models: Remove the drive plate.
4. Remove the six flywheel retaining bolts and the flywheel.
5. Remove 9 bolts and 6 nuts with washers retaining flywheel housing.
6. Remove cylinder block portion of flywheel housing.
70301
b
c
a
b
b
a-Flywheel Housing
b-Bolts With Washers
c-Nuts With Lockwashers
d-Vacant Holes (Not used)
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