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ENGINE2.2LDICOR
CRANKSHAFT(DIMENSIONS)
Stage
Crank casemain bearing bore
Crank casemain bearing journal dia.(mm)
dia.with bearing shell (mm)
Standard
60.026, 60.065
60 0.0, -0.02
Repair 1
59.776, 59.815
59.75 0.0, -0.02
Repair 2
59.526, 59.565
59.5 0.0, -0.02
Stage
Width of 4th main bearing journal mm
Standard
2.50, 2.55
Standard 1
2.55, 2.6
Repair 1
2.6, 2.65
Thickness of 4th bearing thrust washers
2.52 mm
2.57 mm
2.62 mm
End play of crankshaft
0.13-0.21 mm
Fillet radius of main bearing journals
2.25-2.75 mm
Fillet radius of crank pin journal
2.5-3
Width 1st, 2nd, 3rd, & 5th main bearing journals
26+0.2
Width crank pin journal
25.5
+ 0.2
mm
Maximum permissible circularity
0.008 mm
Ovality of main bearing journal
0.008 mm
Maximum permissible ovality of crank pin
0.005 mm
Maximum permissible run out of 2nd,3rd &4th 5th main bearing journals
0.02 mm
Maximum permissible out of parallelism between crank pin & main journal axis
0.01 mm
Pre tension of main bearing shells
0.060-0.090 mm
Hardness of crank shaft main bearing & crank pin journals
55 ± 5HRC
Main bearing parent bore dia. In crankcase
63.72 H 6
Maximum permissible concentricity of main bearing parent bore
0.03 mm
Maximum permissible cylindericity of main bearing parent bore
0.01 mm
Crankshaft journal to main bearing clearance
0.026-0.085 mm