These engines don't like to overheat, esp not repeatedly, what probably started out as a LIM gasket needing replacing has now become a much larger problem. That is a bummer indeed.
Also, it helps if you put your year/make/model/engine/AWD/conversion/etc in your profile or signature line so we know what we are working with now and in the future. https://www.astrosafari.com/account/signature