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)

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Crankshaft Main Bearing










Main bearing cap





16 point head

1st 61 Nm (622 kgf-cm, 45 ft lb)
2nd 90°

12 mm head 26 Nm (265 kgf-cm, 19 ft lb)





Torque 26 Nm (265 kgf-cm, 19 ft-lbf)

Crankshaft oil clearance

Standard 0.045 to 0.067 mm (0.0018 to 0.0026 in)
Minimum 0.070 mm (0.0028 in)

Main Bearing Size Codes