Crankshaft, Main Bearings and Flywheel/Crankshaft JOURNAL OD CHECK Measure OD of all crankshaft journals at several points around journal and compare with specifications. CRANKSHAFT JOURNAL OD SPECIFICATIONS CD7148 -UN-07MAR95 Main journal OD (Std.) . . . . . . . . . . . . . . . . 79.324—79.350 mm (3.123—3.124 in.) Rod journal OD (Std.) • 3029, 4039, 6059 engines . . . . . . . . . . . . 69.799—69.825 mm (2.748—2.749 in.) • 4045, 6068 engines . . . . . . . . . . . . . . . . 77.798—77.824 mm (3.063—3.064 in.) Maximum wear • Taper . . . . . . . . . . . . . . . . . . . . . . . . . 0.03 mm (0.0012 in.) • Out-of-roundness . . . . . . . . . . . . . . . . .
0.075 mm (0.003 in.) If journal OD is not within specifications regrind or replace crankshaft. 15 20 CD,3274,G15,20 -19-01MAR92 CTM3274 (01JUL99) 15-20 Saran Liter Engines 060799 PN=117