Chevrolet Workshop Service and Repair Manuals

Connecting Rod Bearing: Specifications

Rod Bearing Bore I.D. ..........................................................................................................................................  52.118-52.134 mm (2.0519-2.0525 inch)
Rod Bearing Shell Thickness ......................................................................................................................................  1.539-1.545 mm (0.0606-0.608 inch)
Rod Bearing I.D., 90 degree .................................................................................................................................  49.043-49.073 mm (1.9308-1.9320 inch)
Rod Bearing I.D., 45 degree .................................................................................................................................  With-in +0.009/-0.004 of 90 degree spec.
Rod Bearing to Crankpin Clearance ..........................................................................................................................  0.029-0.069 mm (0.0011-0.0027 inch)
Rod Small End I.D. ..................................................................................................................................................................................  20.007-20.021 mm
Rod Side Clearance ...................................................................................................................................................  0.070-0.370 mm (0.0028-0.0146 inch)
Rod Twist .............................................................................................................................................................................................................  0.040 max.
Rod Bend ..............................................................................................................................................................................................................  0.021 max.
Rod Large End Micro .........................................................................................................................................................................................  2.0 Ra max.
Rod Small End Micro .........................................................................................................................................................................................  0.3 Ra max.
Piston Pin Endplay .......................................................................................................................................................  0.19-1.16 mm (0.007 5-0.0461 inch)
Connecting Rod Bolt

First Pass ..............................................................................................................................................................................................................  18 ft.lbs.
Final Pass ....................................................................................................................................................................................................................  100°