I used the old liquid glass product on a froze up 350 and turned it into a circle track e gine ðŸ‘🇺🇸ðŸ˜ðŸ˜
A friend of mine let a 350 freeze up and it actually cracked in the vvalley. JBwelded it up and drove it for years.
Its worth a shot to try imo ðŸ‘ðŸ‘ðŸ‘ðŸ‘ðŸ‘