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Home >> Chevy Truck >> 1982 >> C 20 3/4 Ton Pickup 2WD V8-454 7.4L VIN W 4-bbl >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Block Assembly >> Crankshaft, Engine >> Crankshaft Dimensions

Crankshaft Dimensions

Journal/Bearing Dimensions
Crankshaft Journals Main Bearing Journal Diameter -
Note: Exc. No. 5, 2.7481-2.7490 inches; No. 5, 2.7476-2.7486 inches.
Connecting Rod Journal Diameter 2.1990-2.200 Inch (in)
Maximum Out Of Round All 0.001 Inch (in)
Maximum Taper All 0.001 Inch (in)
Runout Service Limit -
Note: If main journals are misaligned, crankshaft is bent and should be replaced.
Bearing Clearance Main Bearings -
Note: Production: Exc. No. 5, .0013-.0025 inch; service, .0024-.0040 inch.Service: Exc. No. 5, .001-.0025 inch; No. 5, .0025-.0035 inch.
Thrust Bearing .006-.010 Inch (in)
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