TM 5-2420-230-24-2
Connecting Rod - Inspection (1-28)
Section 1 - Cylinder Block - Group 1
Page 1-44
B Series Shop Manual
Connecting Rod - Inspection (1-28)
Caution: The I-Beam section cannot have dents or other
damage. Damage to this part can cause stress risers
which will progress to breakage.
Inspect the rod for damage and wear.
Measure the pin bore (with bushing installed).
1991 Specifications
Diameter
mm
in
40.053
MIN
[1.5769]
40.076
MAX
[1.5778]
1994 Specifications
Diameter
mm
in
40.019
MIN
1.5756
40.042
MAX
1.5765
Rod Bearing Clearance - Checking
(1-29)
Measure the crankshaft bore with the bearings installed
and the capscrews tightened to 99 Nm [73 ft-lb].
Record the smallest diameter.
Measure and record the mean diameter of rod journal on
the crankshaft.
Diameter
mm
in
68.962
MIN
[2.7150]
69.013
MAX
[2.7170]
Out-of-Roundness: 0.050mm [0.002 in]
Taper: 0.013mm [0.0005 in]
Bearing clearance = Rod Inside Diameter Minus Crank-
shaft Journal Diameter.
Clearance: 0.114mm [0.0045 in] maximum
L-247