Crankshaft, Main Bearings, and Flywheel
02
040
27
RG,RG34710,173 –19–13AUG99–1/1
Inspect Thrust Bearings
RGR24545 –UN–11DEC97
Thrust Bearing Assembly
A—Lower Rear Thrust Washer
B—Upper Rear Thrust Washer
C—Lower Front Thrust Washer
D—Main Bearing Block Thrust Bearing
E—Main Bearing Cap Thrust Bearing
F—Large Tang
G—Small Tang
Check thrust surfaces of the thrust bearing and the thrust
bearing journal on crankshaft and replace as necessary.
Thrust bearings are available in each of the previously
mentioned insert undersizes. An oversize thrust washer
set containing one regular size washer and two 0.18 mm
(0.007 in.) oversize washers is also available.
Specification
Oversize Thrust Washers
Available—Thickness 0.18 mm (0.007 in.).................................................
NOTE: Thrust bearing must be installed with slots facing
crankshaft flange. Two halves (A) and (C) go on
cap side, not block.
RG,RG34710,174 –19–13AUG99–1/1
Thrust Bearing New Part Specifications
RG5269 –UN–20NOV97
Thrust Bearing Clearance
A—Thrust Washer Clearance Base Circle
B—Thrust Surface Width
C—Relief Angle
D—Bearing Cap Overall Width
IMPORTANT: Install thrust bearing in cylinder block
and tighten to specification before
regrinding or polishing thrust surfaces
to ensure that all surfaces on bearing
and on block web are correctly aligned.
Specification
Thrust Bearing New Part
Specifications—Thrust Washer
Clearance Base Circle (A) 162.24—163.76 mm
(6.387—6.447 in.)
.........................................
Thrust Surface Width (B) 42.05—42.12 mm (1.656—1.658
in.)
......................
Relief Angle (C) 45°.....................................................................................
Bearing Cap Overall Width (D) 43.46 mm (1.711 in.)................................
Thrust Surface Maximum Runout 0.025 mm (0.0010 in.)..........................
CTM100 (06APR04)
02-040-27
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=223
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