Thanks for sharing all your information. Great that you a changed the head after observing water in the cylinder. If I had changed my head (along with the short block) I would have a fully functional engine at this point. Instead, I have a pile of junk. Oh well. Time to move forward!
Interesting that there was a hole in your 150 cylinder head as seen with the valves removed. I pulled my plugs and the starter will not turn the engine. The rod did not go through the block but something is significantly wrong. Most likely needs a new head and a block teardown. The engine...
I am certainly suspecting the head also. Wondering if anyone else has experienced the same issue with water in the #6 cylinder? This was an expensive repair mistake for me.
My 2009 BF225 threw a rod due to water in the cylinder. The rod went through the side of the block. This happened in cylinder #6 at a slow speed right after being on a plane. After some research it seem that if the engine is low in the water then water can back up through the exhaust and...