Originally Posted By Tom_440
When my '05 5.7 dropped a valve seat, I spoke with a local machine shop. The owner says they do a lot of these and simply "stake" the seats and they don't drop again.


sounds hokey to me, especially since every one I have seen with a dropped seat the head was all tore up and the recess where the seat fell out would no longer even fit snug with a new seat in it. When a brand new head is like $500 why bother with all that?

I am not causing global warming, I am just trying to hold off a impending Ice Age!