KIT-COMPRESSOR 8Y6919 - Caterpillar

Table 1
Diameter of Crankshaft Journal (Bearing Surface) for Main Bearings
Original size journal 104.000 0.020 mm (4.0945 0.0008 inch)
Undersized journal 0.25 mm (0.00984 inch) 103.75 0.02 mm (4.08464 0.00079 inch)
Undersized journal
0.51 mm (0.02008 inch) 103.49 0.02 mm (4.07440 0.00079 inch) Clearance between bearing and new journal is 0.082 to 0.177 mm (0.0032 to 0.0070 inch).Refer to Reuse And Salvage Guidelines, SEBF8041, "Main Bearings And Connecting Rod Bearings" for more Information.
Table 2
Main Bearing Bore
Main bearing bore (original size) 112.000 0.013 mm (4.4094 0.0005 inch) Refer to Reuse And Salvage Guidelines, SEBF8735 for more information.Note: No oversized bearings exist for the main bore of the cylinder block.