Page text (OCR transcript)
ENGINE MECHANICAL — Cylinder Block EM-73
(Reference)
mm (in.)
Mark
1, 2, 3, 4 or 5
Front
← [DIAGRAM SHOWING CYLINDER JOURNALS]
No. 1 — No. 4 Journal
No. 5 — No. 7 Journal
Mark
1, 2 or 3
Mark Cylinder Block Main Journal Bearing Center
Main Journal Bore Diameter Wall Thickness
0 — 69.007 — 69.012 —
(2.5025 — 2.5027)
1 64.024 — 64.030 69.001 — 69.006 1.988 — 1.991
(2.5206 — 2.5209) (2.3622 — 2.3624) (0.0783 — 0.0784)
2 64.031 — 64.036 59.994 — 60.000 1.982 — 1.994
(2.5209 — 2.5211) (2.3620 — 2.3622) (0.0784 — 0.0786)
3 64.037 — 64.042 — 1.995 — 1.997
(2.5211 — 2.5213) (0.0785 — 0.0786)
4 — — 1.998 — 2.000
(0.0787 — 0.0787)
5 — — 2.001 — 2.003
(0.0788 — 0.0789)
U/S 64.022 — 64.046 59.730 — 59.740 2.023 — 2.025
0.25 (2.5205 — 2.5215) (2.3516 — 2.3520) (0.0796 — 0.0840)
EO738
C5661
[DIAGRAM SHOWING BEARING CAP POSITIONS]
Upper 1 2 3 4 5 6 7
Lower
EM3839
23. REMOVE CRANKSHAFT
(a) Lift out the crankshaft.
(b) Remove the upper main bearings and upper thrust
washers from the cylinder block.
(c) Clean out the scraps of Plastigage from bearing and
journals.
HINT:
• Arrange the caps, bearings and thrust washers in cor-
rect order.
• The pilot bearing in the crankshaft rear end is perma-
nently lubricated and requires no cleaning or lubrication.
24. (7M-GTE)
REMOVE OIL NOZZLES
[DIAGRAM SHOWING OIL NOZZLE REMOVAL]
EM4130