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4. Measure the crankshaft journal diameter across four points. The crankshaft journal outside diameter is 79.905-79.925 mm (3.1459-3.1466 in) and Replace the crankshaft if the measured value is less than the service limit. 5. Measure the crankpin outside diameter across four points. The crankpin outside diameter is 62.902-62.922 mm (2.4765-2.4772 in) and the Replace the crankshaft if the measured value is less than the service limit. Crankshaft Bearing Selection There are two methods for selecting the proper size crankshaft bearings. The first one is to select Crankshaft Bearing Selection Grade Chart Method Stamp ID Main Journal Conn. Rod Journal No Stamp STD STD M20 R20 0.020 in 0.020 in
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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