View Single Post
      01-19-2017, 09:59 AM   #68
SYT_Shadow
///M Powered for Life
SYT_Shadow's Avatar
12760
Rep
11,154
Posts

Drives: E90M/E92M/M4GTS/M4GT4/M6/X5M
Join Date: Sep 2010
Location: Greenwich, CT

iTrader: (2)

Quote:
Originally Posted by deansbimmer View Post
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.
That is not what I understood, but it's interesting and means there IS plastic deformation
Appreciate 0