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 TM 9-2815-220-24
CRANKSHAFT REPLACE/REPAIR
0139 00
INSPECTION (Continued)
4. Take crankshaft critical measurements. Replace crankshaft that does not meet the limits
specified in the following table.
a. Measure outside diameter of six connecting rod journals (A).
b. Measure outside diameter of seven main bearing journals (B).
c. Measure inside width of six connecting rod journals (C).
d. Measure inside width of main thrust bearing journal (D).
e. Measure outside diameter of damper hub (E).
f. Measure diameter of flywheel hub (F).
g. Measure outside diameter of accessory drive gear mounting flange (G).
Location
Sizes and Fits of New Parts inches (mm)
Wear Limits
A
3.7485 (95.2119)
3.7505 (95.2627)
3.7495 (95.2373)
Standard
3.7455 (95.1357)
3.7475 (95.1865)
3.7465 (95.1611)
Undersize 0.003 (0.0762)
3.7385 (94.9579)
3.7405 (95.0087)
3.7395 (94.9833)
Undersize 0.010 (0.254)
B
4.2485 (107.9119)
4.2505 (107.9627)
4.2495 (107.9373)
Standard
4.2455 (107.8357)
4.2475 (107.8865)
4.2465 (107.8611)
Undersize 0.003 (0.0762)
4.2385 (107.6579)
4.2405 (107.7087)
4.2395 (107.6833)
Undersize 0.010 (0.254)
C
3.1470 (79.9338)
3.1510 (80.0354)
3.1520 (80.0608)
D
2.4990 (63.4746)
2.5010 (63.5254)
2.5030 (63.5762)
E
4.2490 (107.9246)
4.2510 (107.9754)
4.2475 (107.8865)
F
7.9980 (203.1492)
7.9990 (203.1746)
7.9970 (203.1238)
G
9.7480 (247.5992)
9.7500 (247.6500)
9.7470 (247.5738)
D
G
B
C
F
A
E
WP 0139 00-12
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