Stumbled across this on YouTube:
Seems like the same idea would be a good answer to what to do with a damaged T block.
Wow, that was impressive.
He cut a rare and expensive high compression police head up for that display. Notice the heart shaped combustion chambers.
He says at the end everything used was junk, cracked or whatnot.
Neat project. Lots of work.
That heart shaped chamber is still a desirable feature in today's heads. To wit; the LS engines.