Sal_S2 Dyno plots

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  • Doug_RS2
    S2Forum Possessed
    • Jul 2003
    • 3847
    • Home: Scotland Current: England

    #1

    Sal_S2 Dyno plots

    Here you go Sal.
    Attached Files
    S2,RS2,S4 WB,RS4,S4 B8,RS6 C5,RS6 C6,R8
  • Doug_RS2
    S2Forum Possessed
    • Jul 2003
    • 3847
    • Home: Scotland Current: England

    #2
    And the next one
    Attached Files
    S2,RS2,S4 WB,RS4,S4 B8,RS6 C5,RS6 C6,R8

    Comment

    • Doug_RS2
      S2Forum Possessed
      • Jul 2003
      • 3847
      • Home: Scotland Current: England

      #3
      And the last one
      Attached Files
      S2,RS2,S4 WB,RS4,S4 B8,RS6 C5,RS6 C6,R8

      Comment

      • sal_s2
        S2Forum Extremist
        • Jul 2003
        • 1287
        • Country: United Kingdom

        #4
        Thanks Doug.

        The power has been measured at the wheels in fourth gear.

        My car is standard apart from Milltek system without cats and k+n panel filter. Do the results seem accurate?

        Comment

        • Doug_RS2
          S2Forum Possessed
          • Jul 2003
          • 3847
          • Home: Scotland Current: England

          #5
          To me it looks as if the turbo pressure is peaking and dropping off - the torque curve should be flat for a while - I think you could have a leak somewhere Sal.


          Anyone else?
          S2,RS2,S4 WB,RS4,S4 B8,RS6 C5,RS6 C6,R8

          Comment

          • Dr H
            S2Forum Extremist
            • Jul 2003
            • 1175
            • Country: England

            #6
            Definatley looks like a leak to me. I had mine on a dyno when it was stock and before it had a leak the torque was pretty much flat form just under 3000 right up to 5500 rpm.

            Mine feels like it is doing the same as yours now Sal. The boost drops right off from 3000rpm onwards.

            Do you have a boost guage, that would show a leak if the boost was dropping?

            HTH

            Leigh
            Ex 1994 Avant - now driving a Lotus 340r

            Comment

            • Doug_RS2
              S2Forum Possessed
              • Jul 2003
              • 3847
              • Home: Scotland Current: England

              #7
              Originally posted by LPHUK2002

              Do you have a boost guage, that would show a leak if the boost was dropping?
              That is one of the graphs - in kg/cm - Isn't it?
              S2,RS2,S4 WB,RS4,S4 B8,RS6 C5,RS6 C6,R8

              Comment

              • sal_s2
                S2Forum Extremist
                • Jul 2003
                • 1287
                • Country: United Kingdom

                #8
                I always thought that my overboost didnt last for long enough but if I had a leak, would I still get 208hp at the wheels?

                How about the air fuel ratio, does this seem ok?

                Cheers

                Comment

                • Audi Parts Guru
                  S2Forum Extremist
                  • Jul 2003
                  • 1317
                  • Home: England Current: United Kingdom

                  #9
                  Originally posted by sal_s2
                  I always thought that my overboost didnt last for long enough but if I had a leak, would I still get 208hp at the wheels?
                  The 208 bhp is your power at the flywheel,so you are approximately 20 bhp down on what you should have for an ABY lump, ie 230 bhp
                  S2 Avant......fully loaded :rock: :bow: Slipper Wagons Rule !!!!!

                  Comment

                  • sal_s2
                    S2Forum Extremist
                    • Jul 2003
                    • 1287
                    • Country: United Kingdom

                    #10
                    I was told that the power was measured at the wheels and that the flywheel power was close to 250 bhp. This figure seemed a bit optimistic to me but the guy reckoned that their system was very accurate.

                    It wasnt a rolling road as such. The wheels were taken off the car and clamps were attached to the hubs which slotted into four boxes (1 at each wheel) attached to a computer.

                    Comment

                    • Martynf
                      S2Forum Extremist
                      • Jul 2003
                      • 1885
                      • Country: United Kingdom

                      #11
                      Paul, do us a favor mate, and let your mouth do some talking for once!!
                      Martyn
                      Last edited by Martynf; 2 October 2003, 22:24.
                      Martyn
                      -------------------------------------

                      www.vagparts.com

                      Comment

                      • Audi Parts Guru
                        S2Forum Extremist
                        • Jul 2003
                        • 1317
                        • Home: England Current: United Kingdom

                        #12
                        Originally posted by Martynf
                        Paul, do us a favor mate, and let your mouth do some talking for once!!
                        Martyn
                        And your point is :nana:
                        S2 Avant......fully loaded :rock: :bow: Slipper Wagons Rule !!!!!

                        Comment

                        • Martynf
                          S2Forum Extremist
                          • Jul 2003
                          • 1885
                          • Country: United Kingdom

                          #13
                          no point really... just felt like abusing you... verbally this time ;-)) :nana:
                          Martyn
                          -------------------------------------

                          www.vagparts.com

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