Express 1500 RWD V6-4.3L VIN X (2005)
Crankshaft Main Bearing: Specifications
Crankshaft Bearing Cap Bolt - Preferred Method
First Pass ............................................................................................................................................................................................. 20 Nm (115 ft. lbs.)
Final Pass .......................................................................................................................................................................................................... 73 degrees
Crankshaft Bearing Cap Bolt - Optional Strategy ................................................................................................................................... 105 Nm (77 ft. lbs.)
Crankshaft Main Bearing Bore Out-of-Round ................................................................................................................................... 0.050 mm (0.002 inch)
Crankshaft Main Bearing Clearance #1 - Production .................................................................................................... 0.02-0.05 mm (0.0008-0.0020 inch)
Crankshaft Main Bearing Clearance #2, #3, and #4 - Production ............................................................................. 0.028-0.058 mm (0.0011-0.0023 inch)
Crankshaft Main Bearing Clearance #1 - Service ..................................................................................................... 0.0254-0.05 mm (0 0010-0 0020 inch)
Crankshaft Main Bearing Clearance #2, #3, and #4 - Service ................................................................................... 0.025-0.063 mm (0.0010-0.0025 inch)
Crankshaft Main Bearing Bore Out-of-Round ................................................................................................................................... 0.050 mm (0.002 inch)
