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    Guest Message by DevFuse
     

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    Head Bolt Torque



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    2 replies to this topic

    #1 OFFLINE   Deere 1

    Deere 1

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    • Location:Indiana usa
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    • Model:CH613
    • Year:1990

    Posted 06 August 2010 - 08:17 AM

    Can someone tell me the torque spec and pattern for the head bolts on a 1990 Ch613 with a 300 Mack in it?

    Thanks, Lee

    #2 OFFLINE   rhasler

    rhasler

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    Posted 06 August 2010 - 10:02 PM

    Can someone tell me the torque spec and pattern for the head bolts on a 1990 Ch613 with a 300 Mack in it?

    Thanks, Lee

    Here are the torque specs from the Mack E7 service manual.
    Torque all head mounting capscrews in three stages to the specified torque.

    Torque all head mounting capscrews in sequence to 50 lb-ft (68 Nm).

    Torque all head mounting capscrews in sequence to 125 lb-ft (170 Nm).

    Torque all head mounting capscrews in sequence to final torque value of 205 lb-ft (278 Nm).

    Attached File  E7 Head Bolt Torque Sequence.pdf   68.89KB   121 downloads
    "Mebbe I'm too ugly and stupid to give up!"

    #3 OFFLINE   Deere 1

    Deere 1

      Engine Started

    • Puppy Poster
    • PipPip
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    • Location:Indiana usa
    • Make:mack
    • Model:CH613
    • Year:1990

    Posted 07 August 2010 - 01:15 PM

    Thanks for the help

    Lee




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