Thread: head removal
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Old 05-23-2015, 07:45 AM   #35
Mike51Merc
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Join Date: May 2010
Location: Northeast Pennsylvania
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Default Re: head removal

Quote:
Originally Posted by billfish View Post
Thanks for setting me straight on valve location. I think it's called learning the hard way. Before I do this again and after seeing the pictures do you all think the loss of compression from 80 to 30 lbs over a period of 12 months could be caused by this valve not seating properly?

Yes. The valve could be burned or you could have pitting or a crack in the valve seat. It could also be a gummed-up valve guide and judging from your photos things were pretty gummy in there.

I hate to say it, but a similar loss in compression helped me find a crack that eventually got repaired.
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