Pontiac Workshop Service and Repair Manuals

Connecting Rod Bearing: Specifications

CRANKSHAFT

Main Journal

Diameter 1,2,4  ...............................................................................................................................................  63.340-63.364 - All 67.241-67.265mm
Diameter 3  ...........................................................................................................................................................................................  63.327-63.351
Taper  ............................................................................................................................................................................................................  005 Max.
Out of Round  ...............................................................................................................................................................................................  005 Max.

Main Bearing Clearance  ..............................................................................................................................................................................  .041-.081
Main Thrust Bearing Clearance  ...................................................................................................................................................................  .054-.084
Crankshaft End Play  ........................................................................................................................................................................................  .06-.21

Crank Pin

Diameter  ..............................................................................................................................................................................................  50.784-50.758
Taper  ............................................................................................................................................................................................................  005 Max.
Out of Round  ...............................................................................................................................................................................................  005 Max.

Rod Bearing Clearance  ..................................................................................................................................................................................  035-095
Rod Side Clearance  ..........................................................................................................................................................................................  .16-.44