.....I'm not concerned about your life decisions, I'm sure you have a plan, I'm sure you're not worried about whether TT.net approves your decisions...at least I hope not....but...
...if I were in your shoes, I'd be concerned about why the head gasket blew in the first place. Is there any reason to believe that,after you replace the gasket, it won't happen again? What's the root cause here?