Chevrolet Workshop Service and Repair Manuals

Connecting Rod: Specifications
Mechanical Specifications

Connecting Rod Bore Diameter - Bearing End .................................................................................................  56.505 - 56 525 mm (2.224 - 2.225 inch)
Connecting Rod Bore Out-of-Round - Bearing End

Production ..............................................................................................................................................................................  0.006 mm (0.0002 inch)
Service ...................................................................................................................................................................................  0.006 mm (0.0002 inch)

Connecting Rod Side Clearance ..............................................................................................................................  0.11 - 0.51 mm (0.00433 - 0.02 inch)

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)