S2 120mph Pull Back

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  • Audibits
    S2Forum Enthusiast
    • Jul 2007
    • 134
    • Home: Scotland Current: United Kingdom

    #1

    S2 120mph Pull Back

    my s2 seems to pull back at 120mph can anyone give me a clue
    it gets up there fast enough but seems to pull back at 120 then 140 i havent de cated yet but i wouldnt of thought this was the problem
  • andyg plym
    S2Forum Freak
    • Nov 2006
    • 4646
    • Country: England

    #2
    whats the boost reading?

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    • Al Wyn
      S2Forum Possessed
      • Nov 2006
      • 3746
      • Country: United Kingdom

      #3
      Have you checked that some joker hasnt done the old`banana in the tail pipe`on you... at 200k the momentery pause at 120 might be a deep breath before the next 20mph... is it a hesitation would you say?
      S2 + RS2 yep ive had a few love em... Laser red S2 avant... Brilliant black lhd RS2... Polar silver RS2... RS blau RS2... CheeRS Al

      Comment

      • Audibits
        S2Forum Enthusiast
        • Jul 2007
        • 134
        • Home: Scotland Current: United Kingdom

        #4
        Originally posted by andyg plym
        whats the boost reading?
        havent a clue i havent got a boost guage fitted yet but i did replace the ecu with a mtm chipped one from my old s2 at 280bhp

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        • Audibits
          S2Forum Enthusiast
          • Jul 2007
          • 134
          • Home: Scotland Current: United Kingdom

          #5
          Originally posted by laser avant s2
          Have you checked that some joker hasnt done the old`banana in the tail pipe`on you... at 200k the momentery pause at 120 might be a deep breath before the next 20mph... is it a hesitation would you say?
          this is my new puppy its only done 75k

          Comment

          • Al Wyn
            S2Forum Possessed
            • Nov 2006
            • 3746
            • Country: United Kingdom

            #6
            Originally posted by Audibits
            this is my new puppy its only done 75k
            You need to change your car specs buddy get a boost gauge
            S2 + RS2 yep ive had a few love em... Laser red S2 avant... Brilliant black lhd RS2... Polar silver RS2... RS blau RS2... CheeRS Al

            Comment

            • Audibits
              S2Forum Enthusiast
              • Jul 2007
              • 134
              • Home: Scotland Current: United Kingdom

              #7
              Originally posted by laser avant s2
              You need to change your car specs buddy get a boost gauge
              ye i know what i need to do but just wanted to know if i had a major problem before i start throwing rs2 parts onto it

              Comment

              • Al Wyn
                S2Forum Possessed
                • Nov 2006
                • 3746
                • Country: United Kingdom

                #8
                Originally posted by Audibits
                ye i know what i need to do but just wanted to know if i had a major problem before i start throwing rs2 parts onto it
                Theres a guy in scotland sells loads of Audi bits he might have a boost gauge to sell you
                S2 + RS2 yep ive had a few love em... Laser red S2 avant... Brilliant black lhd RS2... Polar silver RS2... RS blau RS2... CheeRS Al

                Comment

                • Audibits
                  S2Forum Enthusiast
                  • Jul 2007
                  • 134
                  • Home: Scotland Current: United Kingdom

                  #9
                  Originally posted by laser avant s2
                  Theres a guy in scotland sells loads of Audi bits he might have a boost gauge to sell you
                  very good LMFSO all i want is some info looking at a blitz system from the states

                  Comment

                  • Al Wyn
                    S2Forum Possessed
                    • Nov 2006
                    • 3746
                    • Country: United Kingdom

                    #10
                    Im only joking buddy (great big laughing joker me)... so when its all healthy and running well straight upto 140 what RS2 bits are you planning to fit? Pop a wanted on the Wanted section for a boost gauge btw sure someones got one knocking about
                    S2 + RS2 yep ive had a few love em... Laser red S2 avant... Brilliant black lhd RS2... Polar silver RS2... RS blau RS2... CheeRS Al

                    Comment

                    • Audibits
                      S2Forum Enthusiast
                      • Jul 2007
                      • 134
                      • Home: Scotland Current: United Kingdom

                      #11
                      Originally posted by laser avant s2
                      Im only joking buddy (great big laughing joker me)... so when its all healthy and running well straight upto 140 what RS2 bits are you planning to fit? Pop a wanted on the Wanted section for a boost gauge btw sure someones got one knocking about
                      no probs looking at a bliz boost system from the states
                      list of rs2 parts to be fitted ,injectors,wastegate,throttle body,also k27 turbo with tubular 5 branch manifold,de cat pipes then massive brembos to stop the bloody thing its all time and money need to get it all re maped once that lots on dont know whether to change the pistons and con rods or just risk it

                      Comment

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

                        #12
                        Originally posted by Audibits
                        all i want is some info
                        To be honest with you, most of us don't get to see if there is a dip between 120 and 140 clicks with only 280 horses as our private roads aren't long enough. I am assuming that there is a private runaway open for cars at the weekend in your neck of the Scottish woods?

                        A boost gauge really will tell you a lot, as you may see a sudden drop off which could be caused by several things, but the experts on here probably need more info. Do you see normal overboost behaviour? have you got a stock WG spring.

                        Back to your problem, what RPM are you at between 120 and 140 and does the car have the same problem in lower gears at the same RPM?

                        All the MTM cars I have seen on the rollers have fueling problems at high RPM, but I am not the fueling expert. Swap out the ECU back to a standard unit and run down your private test track again. Even though the car will be a bit slower, is it smoother? If so, your MTM software doesn't like some part of your hardware.

                        A final comment for you is that with a good exit on the last corner, I can knock on the door of 130 on the home straight at Castle Combe race track at the Audi Drivers International. I can therefore legitimately say that with a homefries chip, my car pulls smoothly past 120 with no hesitation, so what you are seeing is not normal.

                        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

                        • Al Wyn
                          S2Forum Possessed
                          • Nov 2006
                          • 3746
                          • Country: United Kingdom

                          #13
                          As Si mentioned (and id forgot) those ones did have some issues... not being funny here but if you havent got one theres a ecu on the bay atm
                          S2 + RS2 yep ive had a few love em... Laser red S2 avant... Brilliant black lhd RS2... Polar silver RS2... RS blau RS2... CheeRS Al

                          Comment

                          • T2Andy
                            S2Forum Extremist
                            • Mar 2005
                            • 1903
                            • Country: United Kingdom

                            #14
                            Why do you need a 5 branch tubular manifold when an RS2 item will will cope with
                            mapped RS2 power
                            sigpic

                            Comment

                            • Audibits
                              S2Forum Enthusiast
                              • Jul 2007
                              • 134
                              • Home: Scotland Current: United Kingdom

                              #15
                              Originally posted by T2Andy
                              Why do you need a 5 branch tubular manifold when an RS2 item will will cope with
                              mapped RS2 power
                              the 5 branch is stainless steel it is basically for the wow factor i intend to get most of the engine chromed and polished plus i would say with the 5 branch it should let the exhaust gases out a bit faster with less restrictions this is only an asumption as it seemed to work for the 20v 7a engines

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