Page 40 - E BOOK ENGINE MECHANICAL M2

5. SERVICE POINTS OF 4B1 ENGINE COMPONENT

4. CRANKSHAFT AND CYLINDER BLOCK
<Crankshaft Bearing Upper Installation>

1. When replacing the crankshaft bearing upper, select
a bearing with the size corresponding to the cylinder
block journal diameter in the table below.
Cylinder block Crankshaft bearing
Identification Journal diame- Identification mark/
mark ter mm color
1 56.000 - 56.006 1/ Black
2 56.006 - 56.012 2/ None
3 56.012 - 56.018 3/ Green

The crankshaft bearing upper has an identification mark
as shown in the illustration.

Fig. 5-33

Fig. 5-34

2. Install the selected crankshaft bearing upper.

<Crankshaft Bearing Lower Installation>

1. When replacing the crankshaft bearing lower, select a
bearing with the size corresponding to the crankshaft
journal diameter shown in the table below.
An identification mark is stamped on the outside of the
crankshaft bearing lower.
Crankshaft Crankshaft bearing
Identification Journal diameter Identification mark/
mark mm color
0 51.985 - 51.988 0/ Pink or Red
1 51.982 - 51.985 1/ Black
2 51.979 - 51.982 2/ None

3 51.976 - 51.979 3/ Green
4 51.973 - 51.976 4/ Blue

2. Install the selected crankshaft bearing lower.

Fig. 5-35

5 - 13 Pub. No. PTAE1225