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Reply to "Piston rings glazed"

quote:
Originally posted by George P:
quote:

Originally posted by PanteraDoug:

... Every engine needs crankcase vacuum to seal the rings or maybe more correctly make them work right ...



too much vacuum applied to a crankcase will prevent the oil pump from pumping oil.

quote:

Originally posted by PanteraDoug:

... So shoot me ...



Don't tempt me


Yes, but the number is thought to be less than 12 inches. 8-10 is what to aim at.

That is what a functioning pcv system should provide.

Should I duck? Eeker
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