Uprated Wastegate choice

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  • Jamo
    Retired OG Mod
    • Mar 2004
    • 21750
    • Country: United Kingdom

    #1

    Uprated Wastegate choice

    Guys anybody give any advice on selection of an uprated wastegate and which size wastegate to choose for the 500-600 bhp range?

    Is Tial the best choice?

    Which size? 44mm 50mm or 60mm?

    There's a few replica styles on ebay I'm guessing these are inferior and will fail?

    Any advice welcome
  • lukach
    S2Forum Enthusiast
    • Jan 2006
    • 124

    #2
    I know some guys who is runing more than 600HP on stock WG.Are you planing to run low boost?

    Comment

    • Jon441cc
      S2Forum Fiend
      • Dec 2005
      • 2061
      • Country: United Kingdom

      #3
      Go for one of these Jamo

      sigpic

      Comment

      • Jamo
        Retired OG Mod
        • Mar 2004
        • 21750
        • Country: United Kingdom

        #4
        Terrybullwon has told me about them.

        Jon can you PM me details on the size and why your going to use one.

        Comment

        • audiman
          S2Forum Freak
          • Jul 2003
          • 4827
          • Country: United Kingdom

          #5
          50mm was fine on my car, that was an HKS replica. I stripped it down when it arrived, looked ok inside, put it back together and it never caused any problems. But if you can afford it then go for a pukka one, but no less than 50mm IMO.

          stock one is only 38mm, and if you use a decent manifold, are running 500+bhp then its gonna struggle to keep the boost down, esp. at high revs.
          sigpic
          Tom C - www.rcmr.co.uk
          Audi UR Quattro
          Audi 100 C3 2.0 5 cyl 115ps
          Audi S2 - 07k engine project aiming for 800ps
          Audi B5 RS4 645ps 911nm

          Comment

          • ciaranthemurph
            S2Forum Maniac
            • Mar 2007
            • 696
            • Country: Scotland

            #6
            Originally posted by Jon441cc
            Go for one of these Jamo

            Sorry to be a bit dim, but what is this from?

            Comment

            • 4WheelDrifter
              S2Forum Zealot
              • Oct 2004
              • 5773
              • Country: Devon

              #7
              Originally posted by Jon441cc
              Go for one of these Jamo

              WTF is that? A 5 bar spring?
              SS

              Comment

              • terrybullwon
                S2Forum Zealot
                • Mar 2006
                • 8782
                • Country: England

                #8
                porche 924/ 911
                Chef

                Comment

                • 4WheelDrifter
                  S2Forum Zealot
                  • Oct 2004
                  • 5773
                  • Country: Devon

                  #9
                  Originally posted by lukach
                  I know some guys who is runing more than 600HP on stock WG.Are you planing to run low boost?
                  I've seen a few cars running ~600bhp with stock WGs. Although after Cees's experience it seems that is about the limit.
                  SS

                  Comment

                  • Mark Halligan
                    S2Forum Fiend
                    • Jul 2003
                    • 2001
                    • Country: England

                    #10
                    I have the Turbosmart 50mm Power-Gate, its a very nicely made piece of kit
                    Attached Files
                    Last edited by Mark Halligan; 22 August 2007, 21:06.
                    Mark - Modded

                    Comment

                    • Jamo
                      Retired OG Mod
                      • Mar 2004
                      • 21750
                      • Country: United Kingdom

                      #11
                      Cheers guys

                      Comment

                      • terrybullwon
                        S2Forum Zealot
                        • Mar 2006
                        • 8782
                        • Country: England

                        #12
                        Any more pics, of your set up there mark?
                        Chef

                        Comment

                        • HPmuirt
                          S2Forum April Fool
                          • Apr 2005
                          • 3014
                          • Home: United Kingdom Current: England

                          #13
                          Hi Mark,

                          Is there any specific reason that you have bound all of your EM pipework in heat protective tape? Were you melting other components or are you trying to stop the EM cracking or some other genious plan?

                          Cheers n

                          Si
                          95 ABY S2 Coupe - Ragusa Green
                          Subtle mods here and there


                          2011 A5 3.0 TDi - Lava Grey
                          With every option available (except a towball)

                          Comment

                          • Jamo
                            Retired OG Mod
                            • Mar 2004
                            • 21750
                            • Country: United Kingdom

                            #14
                            Originally posted by HPmuirt
                            Hi Mark,

                            Is there any specific reason that you have bound all of your EM pipework in heat protective tape? Were you melting other components or are you trying to stop the EM cracking or some other genious plan?

                            Cheers n

                            Si
                            To help prevent the exhaust gas heat radiating out through the manifold. The hotter the gas the more kinetic energy it has and it will flow at a greater velocity.

                            Comment

                            • Mark Halligan
                              S2Forum Fiend
                              • Jul 2003
                              • 2001
                              • Country: England

                              #15
                              Originally posted by Jamo
                              To help prevent the exhaust gas heat radiating out through the manifold. The hotter the gas the more kinetic energy it has and it will flow at a greater velocity.
                              Yep thats about it, mind you I expect the heat will kill the EM at some point in the future even though its well braced.

                              Originally posted by terrybullwon
                              Any more pics, of your set up there mark?

                              I still need to finish off a few things like general tidying up of hose/cables runs and bodges, fit a new gearbox, and get it mapped. I'll post some more pics when its done and happy with it, hopefully soon
                              Attached Files
                              Last edited by Mark Halligan; 22 August 2007, 22:33.
                              Mark - Modded

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