Quote:
Originally Posted by deansbimmer
You are correct in that you cannot measure bolt stretch on the S65 when installed, but ARP still gives you a maximum stretch allowance of the bolt that once exceeded you must use a new bolt. You measure the length of the bolt before its first use and log its stretch on every subsequent cycle. Once it has been stretched beyond its limit it is considered defunct and must be discarded.
This is really only practical if you intend to R&R these bolts several times.
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That is not what I understood, but it's interesting and means there IS plastic deformation