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Engine - Incorrect Crankshaft Central Bolt Torque Change

SI M 11 02 10
Engine

April 2010
Technical Service

SUBJECT
Incorrect Crankshaft Central Bolt Torque

MODEL
R55 (Cooper Clubman and Cooper Clubman S) with N12 and N14 Engine
R56 (Cooper and Cooper S) with N12 and N14 Engine
R57 (Cooper and Cooper S convertible) with N12 and N14 Engine

INFORMATION

The incorrect crankshaft central bolt tightening torque is stated in the current release of ISTA. Disregard the torque specified in the current repair instructions when performing repairs that include replacing the crankshaft central bolt, P/N 11 21 7 585 184. This would include, but is not limited to, the timing chain, front crankshaft hub, or crankshaft repairs and replacement. The torque specification information will be corrected in the release of ISTA/D 2.21.





The correct torque specification is described above.

WARRANTY INFORMATION
For information only