Main Bearing Clearance, Standard & Limit
BEARING FIT SPECIFICATIONSMain Bearing Radial Clearence:
New 0.03-0.05 mm
Wear Limit 0.08 mm
Main Bearing Axial Clearence:
New 0.03-0.05 mm
Wear Limit 0.08 mm
Standard Main Bearing In Block, Sizes:
Basic Main Bearing Bore In Block, Diameter 62.50-62.52 mm
Basic Bore In Block Width At Fit Bearing 23.98- 24.00 mm
Permissible Out Of Round And Concentricity 0.02 mm
Crankshaft, Diameter:
Standard 58.00 mm
1st. Undersize 57.75 mm
2nd. Undersize 57.50 mm
3rd. Undersize 57.25 mm
4th. Undersize 57.00 mm
BEARING FIT TABLES
Bearing Shells For Standard Crankshaft
Part No. Modifier Code 52, Color Blue
Shell Thickness 2.255-2.260 mm
Part No. Modifier Code 54, Color Yellow
Shell Thickness 2.260-2.265
Part No. Modifier Code 56, Color Red
Shell Thickness 2.265-2.270 mm
Part No. Modifier Code 57, Color White
Shell Thickness 2.270-2.275
Part No. Modifier Code 58, Color Purple
Shell Thickness 2.275-2.280 mm
Bearing Shells For 1st. Undersize Crankshaft
Part No. Modifier Code 52, Color Blue
Shell Thickness 2.380-2.385 mm
Part No. Modifier Code 54, Color Yellow
Shell Thickness 2.385-2.390 mm
Bearing Shells For 2nd. Undersize Crankshaft
Part No. Modifier Code 52, Color Blue
Shell Thickness 2.500-2.505 mm
Part No. Modifier Code 54, Color Yellow
Shell Thickness 2.505-2.510 mm
Bearing Shells For 3rd. Undersize Crankshaft
Part No. Modifier Code 52, Color Blue
Shell Thickness 2.625-2.630 mm
Part No. Modifier Code 54, Color Yellow
Shell Thickness 2.630-2.635 mm
Bearing Shells For 4th. Undersize Crankshaft
Part No. Modifier Code 52, Color Blue
Shell Thickness 2.750-2.755 mm
Part No. Modifier Code 54, Color Yellow
Shell Thickness 2.755-2.760 mm