As far as I am concerned, veins do not have valves..
The only part of the human anatomy which have valves are where the ear canal and nasal cavity connect, and in the entrances/exits of the heart where the arteries connect.
Generally you will find a PCV valve somewhere on one of the valve covers, with a hose the connects to it.
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You may find information on aortic valve replacements at www.youtube.com/watch?v=5jLfPlQBYuw, www.scientificamerican.com/article.cfm?id=aortic-valve-replacement, www.nhs.uk/conditions/Aortic valve replacement/
Loose, broken, or worn valve train component. Remove the valve cover to find the problem.
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Did you ever find the location of the pcv valve?
in what location can I find the pcv valve on my 2002 chevy tahoe
Where is located of the pvc valve of the l300 4d56?
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The PCV valve on a 2002 Lexus RX300 is located on the passenger side of the car underneath the hood. The valve will be on the rear valve cover.