cylinder head bolt torque

Discussion in 'General Motoring' started by JP, Oct 30, 2007.

  1. JP

    JP Guest

    I'm ready to bolt the head back on to my 86 Accord, but when consulting the
    shop manual (original shop manual from Honda) I find information that may be
    contradictory. On pages 6-2 and 6-16, the head bolts are referred to as 10
    mm with 1.25 mm thread pitch, however I the bolts I removed are 11 mm with
    1.5 mm thread pitch.

    Given that the bolt size and thread are wrong in the manual, should I
    believe that the torque specified is correct (22 then 49 ft-lb)? I would
    think that the proper torque would be different for various bolt sizes and
    particularly for a different thread pitch.


    JP
     
    JP, Oct 30, 2007
    #1
  2. JP

    jim beam Guest

    my money says those bolts are exactly what it says in the manual and
    that you're using the wrong part of the caliper jaws to measure.
    use book torque. use a bending beam torque wrench, not the clicky kind.
     
    jim beam, Oct 30, 2007
    #2
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