P04620
−
ENGINE MECHANICAL
CYLINDER BLOCK
EM
−
87
1996 LAND CRUISER (RM451U)
Standard sized bearing center wall thickness:
Mark ”2”
1.744
−
1.747 mm (0.0687
−
0.0688 in.)
Mark ”3”
1.747
−
1.750 mm (0.0688
−
0.0689 in.)
Mark ”4”
1.750
−
1.753 mm (0.0689
−
0.0690 in.)
Mark ”5”
1.753
−
1.756 mm (0.0690
−
0.0691 in.)
Mark ”6”
1.756
−
1.759 mm (0.0691
−
0.0693 in.)
(k)
Completely remove the Plastigage.
15. REMOVE PISTON AND CONNECTING ROD AS-
SEMBLIES
(a)
Using a ridge reamer, remove the all carbon from the top
of the cylinder.
(b)
Push the piston, connecting rod assembly and upper
bearing through the top of the cylinder block.
HINT:
S
Keep the bearings, connecting rod and cap together.
S
Arrange the piston and connecting rod assemblies in cor-
rect order.
16. CHECK CRANKSHAFT THRUST CLEARANCE
Using a dial indicator, measure the thrust clearance while prying
the crankshaft back and forth with a screwdriver.
Standard thrust clearance:
0.020
−
0.220 mm (0.0008
−
0.0087 in.)
Maximum thrust clearance: 0.30 mm (0.0118 in.)
If the thrust clearance is greater than maximum, replace the
thrust washers as a set.
Thrust washer thickness:
STD
2.440
−
2.490 mm (0.0961
−
0.0980 in.)
O/S 0.125
2.503
−
2.553 mm (0.0985
−
0.1005 in.)
O/S 0.250
2.565
−
2.615 mm (0.1010
−
0.1030 in.)
17. REMOVE MAIN BEARING CAPS AND CHECK OIL
CLEARANCE
(a)
Uniformly loosen and remove the main bearing cap bolts
in several passes, in the sequence shown.
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Brought to you by BirfMark
Version 1.00 - 12/21/2010