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5. From the Crankshaft Bearing Grade chart, determine which bearing grade (color code) is required. 6. Verify the crankshaft bearing clearance using the plastic gage method. Crankshaft Bearing Selection Plastic Gage Method Special Tools J 45059 Angle Meter Fig. 181: View Of Crankshaft Upper & Lower Bearings
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
1. Clean the cylinder block bearing fitting surfaces. 2. Clean the crankshaft and upper bearings (1) and lower bearings (2). 3. Install the bearings into the cylinder block and the bearing caps. Fig. 182: View Of Crankshaft & Cylinder Block
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
4. Install the crankshaft into the cylinder block. 5. Rotate the crankshaft approximately 30 degrees to seat the bearings. Fig. 183: Installing Gaging Plastic 6. Place the plastic gage over the crankshaft journal across the full width of the bearing. IMPORTANT: Do not allow the crankshaft to rotate at any time during bearing cap installation and tightening or the plastic gauge
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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