New turbo

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  • palles2
    S2Forum Enthusiast
    • Feb 2004
    • 133

    #1

    New turbo

    What turbo would you go for with thees specs.


    Now 605 hk / 775 nm.

    2,6 liters, garret gt35r.

    I would go for 700-800 hk next year..

    Garret??

    Turbonetics??

    KK??

    Wich size???
    402 m 10,99 on street tires.

    659 BHP - 858 nm. 2,6 ccm with 10 x rs2 injectors
    garret gt35r turbo with 1.06 hotside


    2,5 bars of boost :mischeif:
  • robo
    S2Forum Fiend
    • Aug 2004
    • 2086
    • Home: Poland Current: England

    #2
    Originally posted by palles2
    What turbo would you go for with thees specs.


    Now 605 hk / 775 nm.

    2,6 liters, garret gt35r.

    I would go for 700-800 hk next year..

    Garret??

    Turbonetics??

    KK??

    Wich size???
    I think gt42rs would do the job.
    Pm albert he is running gt42 now.
    sigpic_________
    Rob

    Comment

    • Albert
      S2Forum Extremist
      • Aug 2003
      • 1500
      • Country: Poland

      #3
      I was going to use one.

      For this power I would recomend GT40R. Now the turbo is avalible at atpturbo.com


      That turbo sould provide You the power that You are looking for ~ 750HP.
      AKmotorsport.net - Manufacturing Motorsport parts that do the job. | Audi S2 on Facebook | Best way of reaching me is sending email to albert@akmotorsport.net

      Comment

      • olsonjus
        S2Forum Addict
        • Dec 2003
        • 293
        • Country: United States

        #4
        I would go with a gt4088r .95 a/r on your combination. You could also step upto a gt4294r 1.01 a/r. Here is a spool difference between the two on a 2.0L honda b series. Both graphs are at 29psi.



        Your looking at a good 1000rpm difference between the two. The gt4294R is good for 150 more hp tho.

        Comment

        • olsonjus
          S2Forum Addict
          • Dec 2003
          • 293
          • Country: United States

          #5
          On the GT4088R the 40 means it is a GT40 turbine wheel which is 77mm and 73 trim all of the GT40 turbine wheels have these specs, now the 88 means that the EXDUCER is 88mm 54 trim and Inducer is 64.7mm and the compressor housing is .72 A/R

          GT4088R Compressor map:


          On the GT4294R the 42 means it is a GT42 turbine wheel which is 82mm and 84 trim all of the GT40 turbine wheels have these specs, now the 94 means that the EXDUCER is 94mm 56 trim and Inducer is 70.3mm and the compressor housing is .60 A/R

          GT4294R compressor map:


          More info here:

          Comment

          • palles2
            S2Forum Enthusiast
            • Feb 2004
            • 133

            #6
            Thanx...

            Anyone now were full boost is??

            gt42r ??
            gt40r ??
            402 m 10,99 on street tires.

            659 BHP - 858 nm. 2,6 ccm with 10 x rs2 injectors
            garret gt35r turbo with 1.06 hotside


            2,5 bars of boost :mischeif:

            Comment

            • olsonjus
              S2Forum Addict
              • Dec 2003
              • 293
              • Country: United States

              #7
              Here is Javads 2.3L 20v with a gt40r .95 a/r...

              Suspect the 2.6L to spool this turbo atleast 500rpms sooner.

              Comment

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