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1998 Buick Park Avenue Question: torque specs

 

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Visitor, 3.8L V6, Chicago, IL, May 07, 2011, 08:56

just replaced a cranck shaft and need to know the specs for the cranck and rod bearing bolts.

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  • Answer #1

    Visitor, May 07, 2011, 13:55

    depends on if you have engine code 1 or k
    crank code 1-
    Step 1: Tighten caps in equal increments to 52 ft. lbs.
    Step 2: Loosen 360 degrees
    Step 3: 15 ft. lbs.
    Step 4: 54 ft. lbs.
    Step 5: Plus three turns of 35 degrees for a total of 105 deg
    crank k-
    26 ft. lbs. plus 50 degrees
    rods-
    ③ 20 ft. lbs. plus 50 degrees

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