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Thread: Torque for crankshaft bearing bolts?

  1. #1
    Join Date
    May 2004
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    Default Torque for crankshaft bearing bolts?

    M30 engine 535ia: What is correct torque setting for the main bearings on the crankshaft?

    I have the oil pan off and want to make sure the bearing bolts are properly torqued before closing the engine. Bentley does not say.
    Dash01
    '90 535ia 272K miles

  2. #2
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    1990 535ia: (from Mitchell on Demand)

    Main Bearing Caps: 42-45 ft.lbs. (N.m.:58-62)


    BMW E34 1992 525i Touring

    RIP Touring...probably never going to drive you again...

  3. #3
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    From Haynes

    Torque wrench settings Nm
    Main bearing cap-to-engine block bolts*
    M10, M20 and M30 engines . . . . . . . . . . . . . . . . . 60


    Vee ave vays of dealing vid your kind...........

  4. #4
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    man thats weak, i remember 100-150lbs being standard... thank god I havent had to rip into one of these yet. would make cheese out of the threads.
    Quote Originally Posted by Blitzkrieg Bob View Post
    From Haynes

    Torque wrench settings Nm
    Main bearing cap-to-engine block bolts*
    M10, M20 and M30 engines . . . . . . . . . . . . . . . . . 60
    95 E34 530I V2.37
    ===========
    Those who make peaceful revolution impossible will make violent revolution inevitable.

    John F. Kennedy

  5. #5
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    Quote Originally Posted by 632 Regal View Post
    man thats weak, i remember 100-150lbs being standard... thank god I havent had to rip into one of these yet. would make cheese out of the threads.
    All you'd hear is SNAP...


    Vee ave vays of dealing vid your kind...........

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