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head bolts, '81 xj750

Discussion in 'XJ Technical Chat' started by prozark, Sep 30, 2010.

  1. prozark

    prozark New Member

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    so i recently had to take the top end off of my 1981 xj750 and i was lookin to found out how many pounds of torque is proper to tighten the head bolts back down.
     
    prozark, Sep 30, 2010
    #1
  2. bigfitz52

    bigfitz52 Well-Known Member Premium Member

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    You'll also need to know THE ORDER in which they get torqued.
     
    bigfitz52, Sep 30, 2010
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  3. prozark

    prozark New Member

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    could anybody assist me with the torque and the order? i would love to buy a repair manual for it but im a poor college student unfortunately...any help would be appreciated
     
    prozark, Sep 30, 2010
    #3
  4. nirrozero

    nirrozero Member

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    woo go us poor college students, pm me for order and info i just bought this bike too
     
    nirrozero, Sep 30, 2010
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  5. wizard

    wizard Active Member

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    Head cap nuts (oil the threads) 23.1 lbf ft (3.2 Kgfm)
    8mm nuts 14.8 lbf ft (2.0 Kgfm)
    Half tighten first, then full torque, start in the centre, working diagonal & radiating out, finish with the 8mm nuts under.
     
    wizard, Oct 1, 2010
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  6. prozark

    prozark New Member

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    great, thank you very much, hopefully i can have it all back together tomorrow night. :D
     
    prozark, Oct 1, 2010
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