Valve seat repair/replacement

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  • hunker7
    S2Forum Possessed
    • Mar 2014
    • 3487
    • Home: Latvia Current: United Kingdom

    #1

    Valve seat repair/replacement

    Hi guys, is there a company in UK (nearer the London the better) that could repair/replace valve seat? Mine is quite possibly bent (long story) and just want to look at all the options.
    '93 Audi 100 Avant - R.I.P
    '92 Audi UrS4 Avant - SOLD
    '93 Audi UrS4 Avant
    '15 Audi A7 quattro 3.0 TDI
  • UrS4boy
    S2Forum Obsessed
    • Feb 2006
    • 11859
    • Country: Canada

    #2
    Originally posted by hunker7
    Hi guys, is there a company in UK (nearer the London the better) that could repair/replace valve seat? Mine is quite possibly bent (long story) and just want to look at all the options.
    Bent? Unlikely. Burnt? Possibly.

    Any good company that regularly repairs aluminum heads would be able to change a valve seat if actually required.

    Here is a photo of a an 20VT head with two of its intake valve seats removed and one loose new seat waiting to be pressed in and trimmed



    The second photo shows the new exhaust seat in the process of being cut, with new intake seats waiting to be cut.

    Attached Files
    RS2'd 93 UrS4 5 spd sedan
    94 UrS4 V8 6 spd manual avant

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    • hunker7
      S2Forum Possessed
      • Mar 2014
      • 3487
      • Home: Latvia Current: United Kingdom

      #3
      When you have a 4 mm metal ball shooting about in the cylinder you'll be surprised what it can achieve.

      Thanks, I'll call around tomorrow and see how much it'll set me back.
      '93 Audi 100 Avant - R.I.P
      '92 Audi UrS4 Avant - SOLD
      '93 Audi UrS4 Avant
      '15 Audi A7 quattro 3.0 TDI

      Comment

      • UrS4boy
        S2Forum Obsessed
        • Feb 2006
        • 11859
        • Country: Canada

        #4
        Originally posted by hunker7
        When you have a 4 mm metal ball shooting about in the cylinder you'll be surprised what it can achieve.
        WTF!!!!???? Ball bearing from where?
        RS2'd 93 UrS4 5 spd sedan
        94 UrS4 V8 6 spd manual avant

        Comment

        • hunker7
          S2Forum Possessed
          • Mar 2014
          • 3487
          • Home: Latvia Current: United Kingdom

          #5
          A wrench fell apart and didn't notice it fell inside the cylinder, luckily it didn't make its way to turbo.
          '93 Audi 100 Avant - R.I.P
          '92 Audi UrS4 Avant - SOLD
          '93 Audi UrS4 Avant
          '15 Audi A7 quattro 3.0 TDI

          Comment

          • diesel des
            S2Forum Possessed
            • Feb 2004
            • 3896

            #6
            Jp at Jnlracing is your man.

            Sent from my LG-H955 using Tapatalk

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            • hunker7
              S2Forum Possessed
              • Mar 2014
              • 3487
              • Home: Latvia Current: United Kingdom

              #7
              Thanks Des, been in touch already
              '93 Audi 100 Avant - R.I.P
              '92 Audi UrS4 Avant - SOLD
              '93 Audi UrS4 Avant
              '15 Audi A7 quattro 3.0 TDI

              Comment

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