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Crankshaft Main Bearing|Service and Repair > < Engine - Oil Leak at Rear of Engine|Page 1477
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Crankshaft Main Bearing: Specifications

CRANKSHAFT 

Type ......................................................................................................................................................................................................   Cast Nodular Iron
Bearings ...............................................................................................................................................................................   Aluminum Lead (Bi - Metal)
Thrust Taken By ................................................................................................................................................................................   No. 2 Main Bearing
End Play ..................................................................................................................................................................   0.076 - 0.228 mm (0.003 - 0.009 in.)
Maximum Allowable (wear limit) ...................................................................................................................................................   0.381 mm (0.015 in.)
Diametral Clearance Desired ................................................................................................................................   0.018 - 0.076 mm (0.0007 - 0.003 in.)
Maximum Diametral Clearance (wear limit) ...................................................................................................................................   0.102 mm (0.004 in.)

MAIN BEARING JOURNALS 

Diameter ...............................................................................................................................................................................................   64 mm (2.519 in.)
Maximum Out-of-Round and/or Taper ............................................................................................................................................   0.025 mm (0.001 in.)
Bearings for Service ....................................................................................................................................................................................................   Std.

 ....................................................................................................................................................................................................  0.025 mm (0.001 in.)
 ....................................................................................................................................................................................................  0.051 mm (0.002 in.)
 ....................................................................................................................................................................................................  0.076 mm (0.003 in.)
 ....................................................................................................................................................................................................  0.254 mm (0.010 in.)
 ....................................................................................................................................................................................................  0.305 mm (0.012 in.)

CONNECTING ROD JOURNALS 

Diameter ...............................................................................................................................................................................................   58 mm (2.283 in.)
Maximum Out-of-Round and/or Taper ............................................................................................................................................   0.025 mm (0.001 in.)

Crankshaft Main Bearing|Service and Repair > < Engine - Oil Leak at Rear of Engine|Page 1477