AutoZone 1996 Ford Medium/HD Trk LN8000 8.3L Turbo Diesel 6cyl | Repair Guides | Engine Mechanical | Specifications | Torque Specifications | AutoZone.com

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    1996 Ford Medium/HD Trk LN8000 8.3L Turbo Diesel 6cyl

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    (479) 443-4043

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    Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo, Regal 2001-2005

    Torque Specifications

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    TORQUE SPECIFICATIONS
    All readings in ft. lbs.
    YearEngine Displacement LitersEngine ID/VINCylinder Head BoltsMain Bearing BoltsRod Brearing BoltsCrankshaft Damper BoltsFlywheel BoltsManifoldSpark PlugsOil Pan Drain Plug
                    IntakeExhaust    
    20013.1M---7661-10-18
      3.1J---7661-10-18
      3.4E--39786118-1118
      3.5H-----5181515
      3.81-----R221122
      3.8K------381122
    1* Lower manifold, unless otherwise noted
    2- Coat threads with sealer torque to 33 ft. lbs., then turn 1/4 turn (90 degrees)
    3- 37 ft. lbs. plus 77 degrees
    4- 15 ft. lbs. plus 75 degrees
    5- Torque all bolts to 15 ft. lbs. Retorque to 24 ft. lbs.
    6- 20 ft. lbs. plus 50 degrees
    7- 37 ft. lbs. plus 90 degrees
    8- 115 inch lbs.
    9- Torque the M11 bolts in sequence to:
    10TORQUE SPECIFICATIONS FOOTNOTES (CONT.)
    11- Cap bolts
    12- Step 1: 22 ft. lbs.
    13- Step 1: 37 ft. lbs.
    14- Step 1: 11 ft. lbs.
    15- Step 1: 35 ft. lbs.
    16- 30 ft. lbs. plus 110 degrees
    17- 20 ft. lbs. plus 50 degrees
    18- 110 ft. lbs. plus 76 degrees
    19- 11 ft. lbs. plus 50 degrees
    20R Upper manifold: 8 ft. lbs.
    21- Upper manifold: 18 ft. lbs.
    22- Step 1: 44 ft. lbs.
    23- Step 1: 52 ft. lbs.
    24- Lower intake center:
    25- New installation: 15 ft. lbs.
    26- Step 1: 37 ft. lbs.
    27- Upper manifold: 89 inch lbs.
    28- New installation: 20 ft. lbs.
    29Step 2: install a NEW bolt and tighten to 37 ft. lbs.
    TORQUE SPECIFICATIONS
    All readings in ft. lbs.
    YearEngine Displacement LitersEngine ID/VINCylinder Head BoltsMain Bearing BoltsRod Brearing BoltsCrankshaft Damper BoltsFlywheel BoltsManifoldSpark PlugsOil Pan Drain Plug
                    IntakeExhaust    
    20023.1M---7661-101118
      3.1J---7661-101118
      3.4E--39786118-1118
      3.5H-----5181515
      3.81-----R221122
      3.8K------381122
    1* Lower manifold, unless otherwise noted
    2- Coat threads with sealer torque to 33 ft. lbs., then turn 1/4 turn (90 degrees)
    3- 37 ft. lbs. plus 77 degrees
    4- 15 ft. lbs. plus 75 degrees
    5- Torque all bolts to 15 ft. lbs. Retorque to 24 ft. lbs.
    6- 20 ft. lbs. plus 50 degrees
    7- 37 ft. lbs. plus 90 degrees
    8- 115 inch lbs.
    9- Torque the M11 bolts in sequence to:
    10TORQUE SPECIFICATIONS FOOTNOTES (CONT.)
    11- Cap bolts
    12- Step 1: 22 ft. lbs.
    13- Step 1: 37 ft. lbs.
    14- Step 1: 11 ft. lbs.
    15- Step 1: 35 ft. lbs.
    16- 30 ft. lbs. plus 110 degrees
    17- 20 ft. lbs. plus 50 degrees
    18- 110 ft. lbs. plus 76 degrees
    19- 11 ft. lbs. plus 50 degrees
    20R Upper manifold: 8 ft. lbs.
    21- Upper manifold: 18 ft. lbs.
    22- Step 1: 44 ft. lbs.
    23- Step 1: 52 ft. lbs.
    24- Lower intake center:
    25- New installation: 15 ft. lbs.
    26- Step 1: 37 ft. lbs.
    27- Upper manifold: 89 inch lbs.
    28- New installation: 20 ft. lbs.
    29Step 2: install a NEW bolt and tighten to 37 ft. lbs.
    TORQUE SPECIFICATIONS
    All readings in ft. lbs.
    YearEngine Displacement LitersEngine ID/VINCylinder Head BoltsMain Bearing BoltsRod Brearing BoltsCrankshaft Damper BoltsFlywheel BoltsManifoldSpark PlugsOil Pan Drain Plug
                    IntakeExhaust    
    20033.1M---7661-101322
      3.1J---7661-101322
      3.4E--39786118-1122
      3.81-----R221122
      3.8K------381122
    1* Lower manifold, unless otherwise noted
    2- Coat threads with sealer torque to 33 ft. lbs., then turn 1/4 turn (90 degrees)
    3- 37 ft. lbs. plus 77 degrees
    4- 15 ft. lbs. plus 75 degrees
    5- Torque all bolts to 15 ft. lbs. Retorque to 24 ft. lbs.
    6- 20 ft. lbs. plus 50 degrees
    7- 37 ft. lbs. plus 90 degrees
    8- 115 inch lbs.
    9- Torque the M11 bolts in sequence to:
    10TORQUE SPECIFICATIONS FOOTNOTES (CONT.)
    11- Cap bolts
    12- Step 1: 22 ft. lbs.
    13- Step 1: 37 ft. lbs.
    14- Step 1: 11 ft. lbs.
    15- Step 1: 35 ft. lbs.
    16- 30 ft. lbs. plus 110 degrees
    17- 20 ft. lbs. plus 50 degrees
    18- 110 ft. lbs. plus 76 degrees
    19- 11 ft. lbs. plus 50 degrees
    20R Upper manifold: 8 ft. lbs.
    21- Upper manifold: 18 ft. lbs.
    22- Step 1: 44 ft. lbs.
    23- Step 1: 52 ft. lbs.
    24- Lower intake center:
    25- New installation: 15 ft. lbs.
    26- Step 1: 37 ft. lbs.
    27- Upper manifold: 89 inch lbs.
    28- New installation: 20 ft. lbs.
    29Step 2: install a NEW bolt and tighten to 37 ft. lbs.
    TORQUE SPECIFICATIONS
    All readings in ft. lbs.
    YearEngine Displacement LitersEngine ID/VINCylinder Head BoltsMain Bearing BoltsRod Brearing BoltsCrankshaft Damper BoltsFlywheel BoltsManifoldSpark PlugsOil Pan Drain Plug
                    IntakeExhaust    
    20043.1J---7661-101322
      3.4E--39786118-1118
      3.81-----R221122
      3.82-----R221122
      3.84-----R221122
      3.8K------381122
    1* Lower manifold, unless otherwise noted
    2- Coat threads with sealer torque to 33 ft. lbs., then turn 1/4 turn (90 degrees)
    3- 37 ft. lbs. plus 77 degrees
    4- 15 ft. lbs. plus 75 degrees
    5- Torque all bolts to 15 ft. lbs. Retorque to 24 ft. lbs.
    6- 20 ft. lbs. plus 50 degrees
    7- 37 ft. lbs. plus 90 degrees
    8- 115 inch lbs.
    9- Torque the M11 bolts in sequence to:
    10TORQUE SPECIFICATIONS FOOTNOTES (CONT.)
    11- Cap bolts
    12- Step 1: 22 ft. lbs.
    13- Step 1: 37 ft. lbs.
    14- Step 1: 11 ft. lbs.
    15- Step 1: 35 ft. lbs.
    16- 30 ft. lbs. plus 110 degrees
    17- 20 ft. lbs. plus 50 degrees
    18- 110 ft. lbs. plus 76 degrees
    19- 11 ft. lbs. plus 50 degrees
    20R Upper manifold: 8 ft. lbs.
    21- Upper manifold: 18 ft. lbs.
    22- Step 1: 44 ft. lbs.
    23- Step 1: 52 ft. lbs.
    24- Lower intake center:
    25- New installation: 15 ft. lbs.
    26- Step 1: 37 ft. lbs.
    27- Upper manifold: 89 inch lbs.
    28- New installation: 20 ft. lbs.
    29Step 2: install a NEW bolt and tighten to 37 ft. lbs.
    TORQUE SPECIFICATIONS
    All readings in ft. lbs.
    YearEngine Displacement LitersEngine ID/VINCylinder Head BoltsMain Bearing BoltsRod Brearing BoltsCrankshaft Damper BoltsFlywheel BoltsManifoldSpark PlugsOil Pan Drain Plug
                    IntakeExhaust    
    20053.1J----52-12-22
      3.4E----52-12-18
      3.81X-----22-22
      3.82X-----221122
      3.84-----R221122
      3.8KX-----38-22
      5.3Cab-cdef1118
    1* Lower manifold, unless otherwise noted
    2- Coat threads with sealer torque to 33 ft. lbs., then turn 1/4 turn (90 degrees)
    3- 37 ft. lbs. plus 77 degrees
    4- 15 ft. lbs. plus 75 degrees
    5- Torque all bolts to 15 ft. lbs. Retorque to 24 ft. lbs.
    6- 20 ft. lbs. plus 50 degrees
    7- 37 ft. lbs. plus 90 degrees
    8- 115 inch lbs.
    9- Torque the M11 bolts in sequence to:
    10TORQUE SPECIFICATIONS FOOTNOTES (CONT.)
    11- Cap bolts
    12- Step 1: 22 ft. lbs.
    13- Step 1: 37 ft. lbs.
    14- Step 1: 11 ft. lbs.
    15- Step 1: 35 ft. lbs.
    16- 30 ft. lbs. plus 110 degrees
    17- 20 ft. lbs. plus 50 degrees
    18- 110 ft. lbs. plus 76 degrees
    19- 11 ft. lbs. plus 50 degrees
    20R Upper manifold: 8 ft. lbs.
    21- Upper manifold: 18 ft. lbs.
    22- Step 1: 44 ft. lbs.
    23- Step 1: 52 ft. lbs.
    24- Lower intake center:
    25- New installation: 15 ft. lbs.
    26- Step 1: 37 ft. lbs.
    27- Upper manifold: 89 inch lbs.
    28- New installation: 20 ft. lbs.
    29Step 2: install a NEW bolt and tighten to 37 ft. lbs.
    TORQUE SPECIFICATIONS
    all readings in ft. lbs.
    YearEngine Displacement Liters (cc)Engine ID/VINCylinder Head BoltsMain Bearing BoltsRod Brearing BoltsCrankshaft Damper BoltsFlywheel BoltsManifoldSpark PlugsLug Nuts
                    IntakeExhaust    
    2001-023.1 (3130)M---7661-10-100
      3.1 (3130)J---7661-10-100
      3.4 (3393)X--39786118-11100
      3.5 (3475)H---R-51815100
      3.8 (3785)1------2211100
      3.8 (3785)K------3811100
    1A Coat threads with sealer torque to 33 ft. lbs., then turn 1/4 turn (90 degrees)
    2B 37 ft. lbs. plus 77 degrees
    3C 15 ft. lbs. plus 75 degrees
    4D Torque all bolts to 15 ft. lbs. Retorque to 24 ft. lbs.
    5E New cylinder head:
    6F 37 ft. lbs. plus 90 degrees
    7G 115 inch lbs.
    8H Step 1: 35 ft. lbs.
    9I 30 ft. lbs. plus 110 degrees
    10J 110 ft. lbs. plus 76 degrees
    11K 11 ft. lbs. plus 50 degrees
    12L Upper manifold: 18 ft. lbs.
    13M Upper manifold: 8 ft. lbs.
    14N 20 ft. lbs. plus 50 degrees
    15O Step 1: 22 ft. lbs.
    16P Cap bolts
    17Q Step 1: 22 ft. lbs.
    18R Step 1: 37 ft. lbs.
    19S Step 1: 11 ft. lbs.
    20T 20 ft. lbs. plus 50 degrees
    TORQUE SPECIFICATIONS
    all readings in ft. lbs.
    YearEngine VINEngine Displacement LitersCylinder Head BoltsMain Bearing BoltsRod Bearing BoltsCrankshaft Damper BoltsFlywheel BoltsManifoldSpark PlugsOil Pan Drain Plug
                    IntakeExhaust    
    2005E3.4----52-12-18
      13.8------22-22
      23.8------221122
      43.8------221122
      K3.8------38-22
      C5.3---R---1118
    1- Step 1: 44 ft. lbs.
    2- 37 ft. lbs. plus 77 degrees
    3- 15 ft. lbs. plus 75 degrees
    4- Step 1: 52 ft. lbs.
    5- Lower intake center:
    6- New installation: 15 ft. lbs.
    7- New installation: 20 ft. lbs.
    8- 30 ft. lbs. plus 110 degrees
    9- 20 ft. lbs. plus 50 degrees
    10- 110 ft. lbs. plus 76 degrees
    11- 11 ft. lbs. plus 50 degrees
    12
    13- Upper manifold: 89 inch lbs.
    14- Upper manifold: 8 ft. lbs.
    15- Upper manifold: 18 ft. lbs.
    16- Step 1: 35 ft. lbs.
    17- M11 bolts
    18- M10 bolts
    19R Step 1: install the old bolt and tighten to 240 ft. lbs.
    20
    21- Step 1: 15 ft. lbs.
    22- Step 1: 44 inch lbs.
    23- Step 1: 11 ft. lbs.
    24- Step 1: Use the old bolt to ensure the damper is installed
    25- A/T: 52 ft. lbs.
    26X Lower intake manifold center bolt:
     
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