HT4100 (4.5 sleeves) Head Bolt Torque Sequence and Specifications?
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HT4100 4.1, 4.5, 4.9 Discussion, HT4100 (4.5 sleeves) Head Bolt Torque Sequence and Specifications? in Cadillac Engine Technical Discussion; I am finding differing head bolt torque specs in my manual, web and on here. I know there are multiple ...
  1. #1
    dhuberasu's Avatar
    dhuberasu is offline Cadillac Owners Member
    Automobile(s): Cadillac 1985 fleetwood brougham
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    HT4100 (4.5 sleeves) Head Bolt Torque Sequence and Specifications?

    I am finding differing head bolt torque specs in my manual, web and on here. I know there are multiple posts but could someone help me out?

    I had to pull the head on a long block that I purchased with 4.5 sleeves. The #6 exhaust was stuck tight in the head....first crank bent a pushrod...head is off being fix.

    thank you
    david

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  3. #2
    dhuberasu's Avatar
    dhuberasu is offline Cadillac Owners Member
    Automobile(s): Cadillac 1985 fleetwood brougham
    Join Date
    Feb 2008
    Location
    bartlett, tn outside memphis
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    31

    Re: HT4100 (4.5 sleeves) Head Bolt Torque Sequence and Specifications?

    found the specs alldatadiy... thanks

  4. #3
    drewsdeville is offline Cadillac Owners Master
    Automobile(s): 2011 Crown Vic LX
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    Re: HT4100 (4.5 sleeves) Head Bolt Torque Sequence and Specifications?

    If you are not aware, you will need to insert the head bolt threads in the block to get a reliable torque...

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