Oil breather

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  • DJones
    S2Forum Fiend
    • Jun 2005
    • 2020
    • Country: United Kingdom

    #1

    Oil breather

    I have made a new oil breather set up.

    With 2.2 bar it is getting some blow by, as you would expect. I was not happy that i was venting it well enough i.e. it all passed down a 13mm pipe at the end of its journey.

    In my opinion to small so i have adapted it and fitted the new bottle on the right in the pictures. It may be a bit OTT buts that's me for ya..
    Attached Files
  • DJones
    S2Forum Fiend
    • Jun 2005
    • 2020
    • Country: United Kingdom

    #2
    Another..
    Attached Files

    Comment

    • Fat Audi 80
      Super Moderator
      • Jan 2004
      • 10547
      • Country: England

      #3
      You're not messing about with that car are you? Very nice
      The Perfectionist
      sigpic
      Audi Class Concours winner Stoner Park 2014, ADI Concours D'Elegance Class Winner 2008, Runner up 2014. Winner, S2Forum Show'n'Shine Billing 2006 & 2008.

      Comment

      • Pirvu Eugen
        S2Forum Extremist
        • Apr 2007
        • 1978
        • Country: Romania

        #4
        Nice job!
        You have burned oil smell in the cabin?
        Iff not how you have done that?
        Supper!
        Eugen

        Comment

        • spink
          S2Forum Freak
          • Jul 2003
          • 4382
          • Country: England

          #5
          Darren, have you got an oil return from the catchcan to the sump?

          Comment

          • DJones
            S2Forum Fiend
            • Jun 2005
            • 2020
            • Country: United Kingdom

            #6
            Originally posted by spink
            Darren, have you got an oil return from the catchcan to the sump?
            Yes the first bottle goes back to the sump. the second bottle just has a drain valve for condensation...

            Comment

            • DJones
              S2Forum Fiend
              • Jun 2005
              • 2020
              • Country: United Kingdom

              #7
              Originally posted by Pirvu Eugen
              Nice job!
              You have burned oil smell in the cabin?
              Iff not how you have done that?
              Supper!
              Eugen
              Its a good point!! but it seams ok so far..

              Comment

              • s2driveruk
                Super Moderator
                • Jul 2003
                • 12696
                • Country: England

                #8
                glad you had a chance to complete it yesterday Pipework looks very tidy considering your evaluation of your tig work yesterday
                sigpic

                1992 3b S2 Coupe

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                • DJones
                  S2Forum Fiend
                  • Jun 2005
                  • 2020
                  • Country: United Kingdom

                  #9
                  Originally posted by DJones
                  Its a good point!! but it seams ok so far..
                  On thinking about this, i recon it because of the holes i cut at the rear of the bonnet.

                  I cut the holes to allow the heat to pass over the firewall and pass through the bonnet vents. On a standard car it is a rubbish design the heat has nowhere to go. I guess the smell passes out at the same time.
                  Attached Files

                  Comment

                  • Pirvu Eugen
                    S2Forum Extremist
                    • Apr 2007
                    • 1978
                    • Country: Romania

                    #10
                    super idea! never thought at this!
                    good thing!
                    All the best!
                    Eugen

                    Comment

                    • kwlw
                      S2Forum Extremist
                      • Sep 2004
                      • 1025
                      • Country: Lithuania

                      #11
                      Originally posted by DJones
                      On thinking about this, i recon it because of the holes i cut at the rear of the bonnet.

                      I cut the holes to allow the heat to pass over the firewall and pass through the bonnet vents. On a standard car it is a rubbish design the heat has nowhere to go. I guess the smell passes out at the same time.
                      I personally don't think that your idea is very good. On standard car - heat must go beneath the car or through the vents in the first third/middle of the hood. Area where hood vents are located is high air pressure area, and there air is getting in, not out. So you are redirecting heat from the engine to your heater, and inside the car. This means breathing fumes, especially through center vents.

                      Here is ilustration what I'm talking about:


                      Is it so cold in the mornings to go such sacrifice? .

                      Sau
                      Last edited by kwlw; 7 January 2008, 11:29.
                      200 20vt 88' 3b, human carrier
                      CQ typ85 with AAN inside, see project blog at http://kwlw.blogspot.com

                      Comment

                      • S2central.net
                        Retired OG Mod
                        • Jul 2003
                        • 16590
                        • Country: Northern Ireland

                        #12
                        Originally posted by DJones
                        I have made a new oil breather set up.

                        With 2.2 bar it is getting some blow by, as you would expect. I was not happy that i was venting it well enough i.e. it all passed down a 13mm pipe at the end of its journey.

                        In my opinion to small so i have adapted it and fitted the new bottle on the right in the pictures. It may be a bit OTT buts that's me for ya..
                        Mr Jones - your engine bay is so clean sir. It makes me feel ill...
                        Nice plumbing idea too by the looks of things.

                        Paul
                        Paul Nugent
                        Webmaster http://S2central.net
                        Administrator http://S2forum.com

                        1994 S2 Coupe ABY - aka Project Lazarus
                        2001 A6 allroad 2.5TDi - family tank
                        2003 S4 Avant 4.2 V8 - daily burble

                        Purveyor of HomeFries and Exclusive agent for Samco hose kits (S2/RS2)

                        There are only 10 kinds of people that understand binary - those that do, and those that don't

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