Crankshaft, Main Bearings, and Flywheel
02
040
25
RG,RG34710,168 –19–13AUG99–2/2
8. When finished grinding, inspect the crankshaft for
cracks with the Fluorescent Magnetic Particle
Method, or similar method.
9. De-magnetize the crankshaft.
10. Thoroughly clean the crankshaft and oil passages
with solvent. Dry with compressed air.
RG,RG34710,170 –19–13AUG99–1/1
Crankshaft Grinding Specifications
Engine Stroke (6105) ............................................................................ 138 mm (5.43 in.)
Engine Stroke (6125) ............................................................................ 165 mm (6.50 in.)
Main and Rod Journal Surface Finish .................................................. Lap 0.25 Um (9.8 AA)
Thrust Journal and Fillet Radii Surface Finish ..................................... Lap 0.4 Um (16 AA)
Rod Journal Fillet Radius ..................................................................... 4.49—4.85 mm (0.177—0.191 in.)
Main and Thrust Journal Fillet Radius ................................................. 3.94—4.44 mm (0.155—0.175 in.)
Thrust Journal Width ............................................................................ 48.97—49.07 mm (1.928—1.932 in.)
Bearing Size Crankshaft Main Journal OD Crankshaft Rod Journal OD
Standard ......................................... 124.983—125.017 mm ............................................. 88.844—88.874 mm
(4.9206—4.9219 in.) (3.4980—3.4990 in.)
0.25 mm (0.010 in.) ........................ 124.733—124.767 mm ............................................. 88.594—88.624 mm
(4.9107—4.9121 in.) (3.4980—3.4990 in.)
0.50 mm (0.02 in.) .......................... 124.473—124.507 mm ............................................. 88.334—88.364 mm
(4.9005—4.9019 in.) (3.4777—3.4789 in.)
CTM100 (06APR04)
02-040-25
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=221
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