no it wont crash :| but it might damage... safe temps are below 72c 2nd sentence i dont undrestand
76C isn't dangerous, first of all. That would be 90-95C+.
Second, you said that you reinstalled the cooler without cleaning off the thermal paste and re-applying new stuff. That's a big no-no. Anytime
you remove the cooler, for any
reason, you always
need to clean and reapply. Not doing so can cause major
Your temps are fine, honestly (a bit on the high side, but not worrisome), especially with the stock cooler, but you should absolutely
clean off the thermal paste and reapply new stuff. That will definitely help.