Not true, old wives tale. Don't know anyone who has replaced them and know of know issues because they haven't either. Use the old ones.Yes, they're stretch bolts and should be replaced every time they're undone.
I had an engine rebuilt and yes the bolts were replaced, so now you know of at least 1Not true, old wives tale. Don't know anyone who has replaced them and know of know issues because they haven't either. Use the old ones.