Chevrolet Workshop Service and Repair Manuals

Crankshaft: Specifications

Crankshaft

Connecting Rod Journal Diameter

Production ...............................................................................................................................................  53.318 - 53.338 mm (2.0991 - 2.0999 inch)
Service .................................................................................................................................................................................  53.308 mm (2.0987 inch)

Connecting Rod Journal Out-of-Round

Production ..............................................................................................................................................................................  0.005 mm (0.0002 inch)
Service .....................................................................................................................................................................................  0.01 mm (0.0004 inch)

Connecting Rod Journal Taper - Maximum for 1/2 of Journal Length

Production ..............................................................................................................................................................................  0.005 mm (0.0002 inch)
Service ...................................................................................................................................................................................  0.02 mm (0.00078 inch)

Crankshaft End Play ................................................................................................................................................  0.04 - 0.2 mm (0.0015 - 0.0078 inch)
Crankshaft Main Bearing Clearance

Production .....................................................................................................................................................  0.02 - 0.052 mm (0.0008 - 0.0021 inch)
Service ...........................................................................................................................................................  0.02 - 0.065 mm (0.0008 - 0.0025 inch)

Crankshaft Main Journal Diameter

Production ...................................................................................................................................................  64.992 - 65.008 mm (2.558 - 2.559 inch)
Service ...................................................................................................................................................................................  64.932 mm (2.558 inch)

Crankshaft Main Journal Out-of-Round

Production ..........................................................................................................................................................................  0.003 mm (0.000118 inch)
Service ...................................................................................................................................................................................  0.008 mm (0.0003 inch)

Crankshaft Main Journal Taper

Production ................................................................................................................................................................................  0.01 mm (0.0004 inch)
Service ...................................................................................................................................................................................  0.02 mm (0.00078 inch)

Crankshaft Rear Flange Runout .......................................................................................................................................................  0.05 mm (0.002 inch)
Crankshaft Reluctor Ring Runout - Measured 1.0 mm (0.04 inch) Below Tooth Diameter ..............................................................  0.7 mm (0.028 inch)
Crankshaft Thrust Surface

Production .....................................................................................................................................................  26.14 - 26.22 mm (1.029 - 1.0315 inch)
Service ...................................................................................................................................................................................  26.22 mm (1.0315 inch)

Crankshaft Thrust Surface Runout ...................................................................................................................................................  0.02 mm (0.001 inch)