Wrong pcv valve in my zz427??? - Chevrolet Chevelle Forums

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Wrong pcv valve in my zz427???

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12-07-2015, 01:07 PM

mestorod70 mestorod70 is offline

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Join Date: Jun 2013

Location: honah lee in a cave by the sea

Posts: 446

Make sure your breather is working and not plugged up.
Check the baffles in the valve cover for blockage and
make sure the oil drain holes in the heads are fine.
The cv774c was used in hi perf 350 engines in the 70s..iirc.

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