Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Main Bearing Clearances

Main Bearing Cap Bore Diameter - "A" Stamping 2.7559 - 2.7561
Main Bearing Cap Bore Diameter - "B" Stamping 2.7561 - 2.7563
Main Bearing Cap Bore Diameter - "C" Stamping 2.7563 - 2.7566
Main Bearing Clearance-Standard 0.0008 - 0.0016
Main Bearing Clearance-Maximum 0.0023
Main Bearing Thickness-Standard-Green 0.0983 - 0.0984
Main Bearing Thickness-Standard-Black 0.0984 - 0.0985
Main Bearing Thickness-Standard-Colorless 0.0985 - 0.0986
Main Bearing Thickness-Standard-Yellow 0.0986-0.0987
Main Bearing Thickness-Standard-Blue 0.0987 - 0.0988
Main Bearing Thickness-0.25 mm (0.0098 inch) Undersize-Green 0.1032 - 0.1033
Main Bearing Thickness-0.25 mm (0.0098 inch) Undersize-Black 0.1033 - 0.1034
Main Bearing Thickness-0.25 mm (0.0098 inch) Undersize-Red Only 0.1034 - 0.1035
Main Bearing Thickness-0.25 mm (0.0098 inch) Undersize-Yellow
and Red
0.1035 - 0.1036
Main Bearing Thickness-0.25 mm (0.0098 inch) Undersize-Blue 0.1036 - 0.1037