Available Main Bearing Replacement Sizes

Bearing Shell Specifications
Standard Size:
Bearing Set Inner Diameter 58.00 mm
Color Code (Part Number Index Code) Blue (52)
Block Bearing Shell Wall Thickness 2.255 - 2.260 mm
Cap Bearing Shell Wall Thickness 2.255 - 2.260 mm
Color Code (Part Number Index Code) Yellow (54)
Block Bearing Shell Wall Thickness 2.260 - 2.265 mm
Cap Bearing Shell Wall Thickness 2.260 - 2.265 mm
Color Code (Part Number Index Code) Red (56)
Block Bearing Shell Wall Thickness 2.265 - 2.270 mm
Cap Bearing Shell Wall Thickness 2.265 - 2.270 mm
Color Code (Part Number Index Code) White/Blue (57)
Block Bearing Shell Wall Thickness Not Available
Cap Bearing Shell Wall Thickness 2.263 - 2.268 mm
Color Code (Part Number Index Code) White/Yellow (58)
Block Bearing Shell Wall Thickness Not Available
Cap Bearing Shell Wall Thickness 2.268 - 2.273 mm
Color Code (Part Number Index Code) White/red (60)
Block Bearing Shell Wall Thickness Not Available
Cap Bearing Shell Wall Thickness 2.273 - 2.278 mm
Repair Size 1:
Bearing Inner Diameter 57.75 mm
Color Code (Part Number Index Code) Blue (52)
Block Bearing Shell Wall Thickness 2.375 - 2.380 mm
Cap Bearing Shell Wall Thickness 2.375 - 2.380 mm
Color Code (Part Number Index Code) Yellow (54)
Block Bearing Shell Wall Thickness 2.380 - 2.385 mm
Cap Bearing Shell Wall Thickness 2.380 - 2.385 mm
Repair Size 2:
Bearing Inner Diameter 57.50 mm
Color Code (Part Number Index Code) Blue (52)
Block Bearing Shell Wall Thickness 2.500 - 2.505 mm
Cap Bearing Shell Wall Thickness 2.500 - 2.505 mm
Color Code (Part Number Index Code) Yellow (54)
Block Bearing Shell Wall Thickness 2.505 - 2.510 mm
Cap Bearing Shell Wall Thickness 2.505 - 2.510 mm
Repair Size 3:
Bearing Inner Diameter 57.25 mm
Color Code (Part Number Index Code) Blue (52)
Block Bearing Shell Wall Thickness 2.625 - 2.630 mm
Cap Bearing Shell Wall Thickness 2.625 - 2.630 mm
Color Code (Part Number Index Code) Yellow (54)
Block Bearing Shell Wall Thickness 2.630 - 2.635 mm
Cap Bearing Shell Wall Thickness 2.630 - 2.635 mm
Repair Size 4:
Bearing Inner Diameter 57.00 mm
Color Code (Part Number Index Code) Blue (52)
Block Bearing Shell Wall Thickness 2.750 - 2.755 mm
Cap Bearing Shell Wall Thickness 2.750 - 2.755 mm
Color Code (Part Number Index Code) Yellow (54)
Block Bearing Shell Wall Thickness 2.755 - 2.760 mm
Cap Bearing Shell Wall Thickness 2.755 - 2.760 mm

NOTE:
^ Replacement bearings with the exception of bearing sets with an extension code of 57, 58 or 60 come as a set with upper (with oil groove) and lower (plain) bearing shells.
^ Replacement bearings with a 57, 58 or 60 extension are lower (plain) bearings and are to be placed in the cap only.
^ Measure bearing shells In the middle (at their thickest point)