Hartech will rebuild a head, but I don't think they like welding a cracked or pinholed one. Will Autofarm do that?
After the flush, I again suggest you get a proper coolant analysis laboratory test done after a couple of weeks. This will tell you EXACTLY what is in the water - engine oil, ATF, and other particulates. Then you can make an informed decision.
After the flush, I again suggest you get a proper coolant analysis laboratory test done after a couple of weeks. This will tell you EXACTLY what is in the water - engine oil, ATF, and other particulates. Then you can make an informed decision.