Yukon 2WD V8-5.3L (2007)
Crankshaft Main Bearing: Specifications
Engine Mechanical Specifications (RPO LC9 VIN 3)
Block
Crankshaft Main Bearing Bore Diameter ........................................................................................................................ 69.871-69.889 mm (2.75-2.751 in)
Crankshaft Main Bearing Bore Out-of-Round ..................................................................................................................................... 0.006 mm (0.0002 in)
Crankshaft
Crankshaft Main Bearing Clearance - Production .......................................................................................................... 0.02-0.052 mm (0.0008-0.0021 in)
Crankshaft Main Bearing Clearance - Service ................................................................................................................ 0.02-0.065 mm (0.0008-0.0025 in)