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Old 01-24-2013, 10:19 PM
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JCL JCL is offline
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Quote:
Originally Posted by myzhik86 View Post
Is it really the valve going bad...?
It freezes up then forces oil out of the weakest point in the engine.
Once it is thawed isnt it back to normal...?
No. The valve doesn't freeze itself. The condensate paste, which contains water, freezes. If it freezes in the closed position, then pressure builds up in the crankcase and forces its way out, often through a valve cover gasket.

If the condensate paste is there, it can freeze again.
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