Clutch kit recommendation 500+ hp setup

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  • snp10
    S2Forum Enthusiast
    • Nov 2012
    • 189
    • Country: Romania

    #1

    Clutch kit recommendation 500+ hp setup

    Spec stage 3+ or Sachs Performace Kit ?


    The Sachs Disk has not springs, and maybe switching speed will be brutal . I used Sachs Performance Kit on my Astra H opc 330 Hp and after 15.000 km the pressure plate died. I used the car only on street and with few launches.
  • Thuppu
    S2Forum Freak
    • Sep 2010
    • 4115
    • Country: Finland

    #2
    What is your power target? Sachs SRE pressure plate with 4-puch sinter disc works fine. You can also get discs with sprins, no problem. SRE clutch will propably be the best you can get before going to twin- or triple disc clutches.

    Audi UrS4 Avant 2.5 20vt - twincharged - Project
    Audi 80q B4 Sedan 2.2 20vt - Daily user
    BMW 320d Touring e91 M-Sport - Daily user
    BMW 740iA e38 - Project

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    • snp10
      S2Forum Enthusiast
      • Nov 2012
      • 189
      • Country: Romania

      #3
      Originally posted by Thuppu
      What is your power target? Sachs SRE pressure plate with 4-puch sinter disc works fine. You can also get discs with sprins, no problem. SRE clutch will propably be the best you can get before going to twin- or triple disc clutches.

      On SachsPerformance website the SRE disk supports only 520 NM . In my setup with gt3076 500+ hp probably the torque will be higher. The 4 puck disk is to agressive for daily driving.

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      • PRY4SNO
        S2Forum Maniac
        • Mar 2009
        • 767
        • Country: Canada

        #4
        From my research I'd avoid Spec.

        Have you considered Southbend?
        2013 Touareg TDI /// #farmenwagen
        1992 80q 20v /// Eventual AAN'd Winter Sled
        1990 Cq /// Project: Because Racecar

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        • snp10
          S2Forum Enthusiast
          • Nov 2012
          • 189
          • Country: Romania

          #5
          http://www.sachsperformance.com/Sach..._3_4_1287.html



          Don't know the max. torque supported by Sachs. They say here 520 Nm +

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          • Sonic
            Administrator
            • Jul 2006
            • 5514
            • Home: United Kingdom Current: England

            #6
            Southbend are **** in my experience - i would avoid them and go with SRE.
            S2Forum.com Administrator

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            • Error404
              Super Moderator
              • Mar 2007
              • 19789
              • Country: United Kingdom

              #7
              Whatever you choose biggest thing to remember is to reface the flywheel
              Panthero Coupé quattro 20vt
              Indigo ABY coupé
              Imola B6 S4 Avant

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              • Costash
                S2Forum Maniac
                • Mar 2009
                • 878
                • Home: Romania Current: United Kingdom

                #8
                what flywheel are you using?

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                • diesel des
                  S2Forum Possessed
                  • Feb 2004
                  • 3896

                  #9
                  I'm using the SRE 4 puck job. It is agressive but it's holding my 700nm torque from the stroker fine once ran in.

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                  • quattro-nick
                    S2Forum Extremist
                    • Sep 2012
                    • 1746
                    • Country: Belgium

                    #10
                    i have gt3076r, 520 hp and 635 nm and use 3b flywheel, sachs performence clutch with disc with springs
                    this set is normaly good for 520 nm but it hold for now
                    Attached Files
                    audi coupe quattro b2 2.2 20vt project (573hp-626nm)
                    TWINCHARGED power,zero lag
                    AEM W/M injection

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                    • snp10
                      S2Forum Enthusiast
                      • Nov 2012
                      • 189
                      • Country: Romania

                      #11
                      I will use 3b flywheel. The SRE normal disk with 520 NM is at limit.

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                      • PRY4SNO
                        S2Forum Maniac
                        • Mar 2009
                        • 767
                        • Country: Canada

                        #12
                        Originally posted by Sonic
                        Southbend are **** in my experience - i would avoid them and go with SRE.
                        Interesting! Most on this side of the pond say the opposite when comparing to Spec. And if there ever is an issue, the hassle free warranty process always garners hefty praise.

                        To my knowledge, SB uses a modified Sachs pp and their own friction materials on the disc.
                        2013 Touareg TDI /// #farmenwagen
                        1992 80q 20v /// Eventual AAN'd Winter Sled
                        1990 Cq /// Project: Because Racecar

                        Comment

                        • Sonic
                          Administrator
                          • Jul 2006
                          • 5514
                          • Home: United Kingdom Current: England

                          #13
                          Originally posted by PRY4SNO
                          Interesting! Most on this side of the pond say the opposite when comparing to Spec. And if there ever is an issue, the hassle free warranty process always garners hefty praise.

                          To my knowledge, SB uses a modified Sachs pp and their own friction materials on the disc.
                          Yes that's right - the friction plate and the material was the problem I had within only a few thousand miles of road use, and within torque rating.

                          The problem seemed to be very widely known from looking on other forums and the warranty was effectively worthless with the only option I was given to buy a new one at full price.

                          I'd avoid them at all costs - completely false economy and **** support / warranty.

                          This is less than 2 years and 4k use with 420bhp / 400ft-lb on a stage 3 endurance -





                          S2Forum.com Administrator

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                          • snp10
                            S2Forum Enthusiast
                            • Nov 2012
                            • 189
                            • Country: Romania

                            #14
                            This was a stage 3+ from Spec?

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                            • quattrostyle
                              S2Forum Zealot
                              • Oct 2006
                              • 6229
                              • Country: Netherlands

                              #15
                              No a Soutbend.

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