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Technical PCV in SMALL BLOCK CHEVY

Discussion in 'The Hokey Ass Message Board' started by nunattax, Jun 10, 2020.

  1. nunattax
    Joined: Jan 10, 2011
    Posts: 3,329

    nunattax
    Member

    does it matter where in the valve cover it goes .i can fit drivers side front or passenger side near the back.with a breather on the opposite corner.
     
    67L36Driver likes this.
  2. squirrel
    Joined: Sep 23, 2004
    Posts: 59,183

    squirrel
    Member

    doesn't really matter too much. Make sure the hole has a good oil separator type baffle under it.
     
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  3. nunattax
    Joined: Jan 10, 2011
    Posts: 3,329

    nunattax
    Member

    no oil seperator baffle in the covers at the moment thanx
     
  4. Dooley
    Joined: May 29, 2002
    Posts: 3,088

    Dooley
    Member
    from Buffalo NY

    pcv will suck oil without a baffle
     
  5. ..........They make rubber grommets that have a little offset slot that acts as a bit of a baffle.
     
    67L36Driver and scrap metal 48 like this.
  6. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,396

    gimpyshotrods
    ALLIANCE MEMBER

    There are baffled grommets. They work fine.
     
    scrap metal 48 likes this.
  7. Man did I see a neat idea not to long ago.
    Few birds caught.
    Boxed frame, custom valve cover adornments that Each had a hose to each side of the frame.

    As the car went down the road each frame rail was a road draft tube and each frame rail was coated internally with corrosion protection.
    Worked really well, great execution aesthetics as well.
     
  8. 67L36Driver
    Joined: Jun 1, 2020
    Posts: 77

    67L36Driver

    Diagonal ventilation across the engine is preferred, valve cover to valve cover.
    [emoji108]
     
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  9. nunattax
    Joined: Jan 10, 2011
    Posts: 3,329

    nunattax
    Member

    valve covers are finned chevy alloy .cant remember what they like underneath.at the moment there is a mist from the k +n breather. pvc to the air cleaner fitting is dry.(pvc is new ,k+n filter is recent new)
     
    Last edited: Jun 10, 2020
  10. nunattax
    Joined: Jan 10, 2011
    Posts: 3,329

    nunattax
    Member

    [​IMG]ordering a pair of these from summit # mor-68772 . 3/4 internal bore .thanx for the info never knew of them til yesterday
     
  11. .........That's them. Those are the ones I mentioned above, just couldn't remember where I got them from. Guess they are a Moroso part.:)
     
    scrap metal 48 likes this.
  12. On my SBC (OT car) I take fresh air from the air cleaner to the front of the driver's side valve cover. PCV valve in the back of the passenger's side valve cover to a catch can and then to the intake. I've used this setup for about 2 years, and it seems to work really good.

    Same setup on a buddy's blown alcohol altered, with the addition of a catch can in the back of the cage. I guess cutting and welding in the cage wouldn't be a very pleasant job. :)
     
    Last edited: Jun 11, 2020
  13. nunattax
    Joined: Jan 10, 2011
    Posts: 3,329

    nunattax
    Member

    these look like they will work
     
    lothiandon1940 likes this.
  14. ..........They've worked for me.:)
     
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  15. scrap metal 48
    Joined: Sep 6, 2009
    Posts: 6,121

    scrap metal 48
    Member

    Worked for me ^^^ too...
     
    lothiandon1940 and nunattax like this.

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