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[LS1] Ls1 torque specs

Discussion in 'V8 Development and Modification' started by Roar99, Nov 7, 2018.

  1. Roar99

    Roar99 New Member

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    Hi been thru a few posts, but chasing comformation as i dont wanna stuff it up..
    New camed ls1 engine, t56 6speed.
    (Torque specs)
    Hd Flywheel/ clutch
    Hamonic balancer old bolt (then new)
    Manifold
    Water pump
    Cheers for any help, hopefully have the new engine in this w,end then off for a retune..
     
  2. Tonner Matt

    Tonner Matt Well-Known Member

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    Flywheel Bolts...…......…..100Nm......Apply a small amount of Loctite to threads
    Pressure Plate Bolts...…..70Nm...…..Apply a small amount of Loctite to threads
    Clutch Slave Cylinder Bolts...…….10Nm
    Intake Manifold Bolts...…….10Nm
    Water Pump Bolts...…………..First Pass 15Nm.....Second Pass 30Nm
    Harmonic Balancer Bolt
    # ARP Bolt.........….235Ft/lbs with ARP's blue lube applied

    # GM Bolt
    First Stage............Torque to 240ft/lbs with the old bolt
    Second Stage...…...Torque the new bolt to 37ft/lbs....Make sure it is the new bolt
    Third Stage...………..Turn bolt a further 140 degrees
     
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  3. Roar99

    Roar99 New Member

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    Legend... thanks mate
     
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  4. Roar99

    Roar99 New Member

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    So im absolutly strugling to hold the engine down with crane & wedged flywheel bolts to ground .. balancer went on nice & smooth, is it gona b easyer to torque it once back in the car in gear & foot on brake?? Without stressin gbox.
     
  5. Tonner Matt

    Tonner Matt Well-Known Member

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    Yeah, will definitely be easier to do it when engine is back in the car
    It's not going to do any damage to the gearbox....The car will just want to move when you torque down the bolt
    Put the handbrake on
    Put it in gear
    Chock the wheels
    Torque the bolt
     
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