Projekt k24 Alpinweiss part III

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  • Rusty
    Super Moderator
    • Jun 2004
    • 18953
    • Country: United Kingdom

    #1

    Projekt k24 Alpinweiss part III

    Part II (weight reduction) is on hold for the mo so it's time to focus on the next stage.

    Stage III will consist of an improvement of engine and chassis to further facilitate 400bhp. Intake and exhaust mods are complete as part of stage I.

    Chassis wise this will involve alloy subframe bushes, uprated wishbone bushes, 034 top mounts, HnR springs, some braided hoses and new super dot4 fluid for the brakes and a refurbished prop shaft.

    Engine wise, it's a full rebuild with new rods to make it safe, new rings, mains and shells, full balance, 2-3kg removed from the 3B flywheel, a 400+ftlbs clutch, ideally Sachs and if funds allow then a fowed head will join the party.

    The ECU will also be receiving one of Pauls upgrade streams to complete the party.

    Other things that might make it onto the list are an exhaust butterfly valve and reverse intake but these aren't that likely at the mo.

    This will all be in preparation for stave IV which is 400bhp (could aso be called Stage CD or Stage CCCC). Currently thinking CT350, 28 or 3071 or an oldskool kkk 27/29 if I'm a bit short. Combined with a Wagner EM, 044 fuel pump and suitable injectors it'll be time for satge V, bodywork.

    Timescales for all of this... stage I took about 5 years so who knows. I really like the S2 at the mo and driving other cars makes me like it more so that's good. I'd hope to have stages II and III complete ready for track season 2010.

    There also a stage 0, driver preparation. Hopefully I'll be fixed and have been through a full tune up by then too
    Cheers'en, AndyC
    1994 ABY Coupe - Projekt Alpinweiss
  • shark_90
    S2Forum Extremist
    • Mar 2007
    • 1475
    • Country: United Kingdom

    #2
    Motul RBF600 is your friend.. although the ATE stuff makes fluid changes much easier.
    1994 Audi S2 Avant - in pieces
    2006 Skoda Octavia vRS 2.0TFSi - goes fast
    1985 Audi 90 quattro - is wet

    Don't forget the East Midlands Meet -Last Tuesday of every month at 7:30pm just off M1 J28!![/COLOR]

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    • Rusty
      Super Moderator
      • Jun 2004
      • 18953
      • Country: United Kingdom

      #3
      I've already got some Castrol but will bear taht in mind for next time, cheers.
      Cheers'en, AndyC
      1994 ABY Coupe - Projekt Alpinweiss

      Comment

      • S2central.net
        Retired OG Mod
        • Jul 2003
        • 16590
        • Country: Northern Ireland

        #4
        @Andy - there's another tweak on the V-stream ready if you wish to try it. I haven't got AFR data on it yet - but its gonna be there or thereabouts... Its more 'fun' in the way boost builds versus the previous version you tried. Might need your ECU for this one though - my spare is travelling.
        Paul Nugent
        Webmaster http://S2central.net
        Administrator http://S2forum.com

        1994 S2 Coupe ABY - aka Project Lazarus
        2001 A6 allroad 2.5TDi - family tank
        2003 S4 Avant 4.2 V8 - daily burble

        Purveyor of HomeFries and Exclusive agent for Samco hose kits (S2/RS2)

        There are only 10 kinds of people that understand binary - those that do, and those that don't

        Comment

        • Rusty
          Super Moderator
          • Jun 2004
          • 18953
          • Country: United Kingdom

          #5
          Sweet Paul! I'll get some GPS data next week and then will organise to send the ECU to you. Remind me, V stream is as I tested before but this is a V2 so to speak? Ironic

          I definitely had a boost leak last time, TB to IM gasket, it's sorted now with gasketing compound before replacement sometime. Should solve the jerky onset of boost I reported. Defo getting 18PSI on the VDO gauge at the mo, I looked (when conditions allowed) a few times, ambient was c. 10deg.

          I can't wait for the X
          Cheers'en, AndyC
          1994 ABY Coupe - Projekt Alpinweiss

          Comment

          • S2central.net
            Retired OG Mod
            • Jul 2003
            • 16590
            • Country: Northern Ireland

            #6
            Mmm yes - V2 - like the rocket
            Paul Nugent
            Webmaster http://S2central.net
            Administrator http://S2forum.com

            1994 S2 Coupe ABY - aka Project Lazarus
            2001 A6 allroad 2.5TDi - family tank
            2003 S4 Avant 4.2 V8 - daily burble

            Purveyor of HomeFries and Exclusive agent for Samco hose kits (S2/RS2)

            There are only 10 kinds of people that understand binary - those that do, and those that don't

            Comment

            • Rusty
              Super Moderator
              • Jun 2004
              • 18953
              • Country: United Kingdom

              #7
              I've tried the Doodlebug option already
              Cheers'en, AndyC
              1994 ABY Coupe - Projekt Alpinweiss

              Comment

              • shark_90
                S2Forum Extremist
                • Mar 2007
                • 1475
                • Country: United Kingdom

                #8
                PSI? What's that in real money? We're talking turbos here mate, not tyres!
                1994 Audi S2 Avant - in pieces
                2006 Skoda Octavia vRS 2.0TFSi - goes fast
                1985 Audi 90 quattro - is wet

                Don't forget the East Midlands Meet -Last Tuesday of every month at 7:30pm just off M1 J28!![/COLOR]

                Comment

                • S2central.net
                  Retired OG Mod
                  • Jul 2003
                  • 16590
                  • Country: Northern Ireland

                  #9
                  Irrelevant - Andy's guage reads low...
                  Paul Nugent
                  Webmaster http://S2central.net
                  Administrator http://S2forum.com

                  1994 S2 Coupe ABY - aka Project Lazarus
                  2001 A6 allroad 2.5TDi - family tank
                  2003 S4 Avant 4.2 V8 - daily burble

                  Purveyor of HomeFries and Exclusive agent for Samco hose kits (S2/RS2)

                  There are only 10 kinds of people that understand binary - those that do, and those that don't

                  Comment

                  • Rusty
                    Super Moderator
                    • Jun 2004
                    • 18953
                    • Country: United Kingdom

                    #10
                    Originally posted by shark_90
                    PSI? What's that in real money? We're talking turbos here mate, not tyres!
                    Well if you can't divide by 14 then

                    Between 1.25 & 1.3 Bar, should be 1.5 Bar and is on the V stream
                    Cheers'en, AndyC
                    1994 ABY Coupe - Projekt Alpinweiss

                    Comment

                    • S2central.net
                      Retired OG Mod
                      • Jul 2003
                      • 16590
                      • Country: Northern Ireland

                      #11
                      14.5 actually but who is counting ?
                      Paul Nugent
                      Webmaster http://S2central.net
                      Administrator http://S2forum.com

                      1994 S2 Coupe ABY - aka Project Lazarus
                      2001 A6 allroad 2.5TDi - family tank
                      2003 S4 Avant 4.2 V8 - daily burble

                      Purveyor of HomeFries and Exclusive agent for Samco hose kits (S2/RS2)

                      There are only 10 kinds of people that understand binary - those that do, and those that don't

                      Comment

                      • Rusty
                        Super Moderator
                        • Jun 2004
                        • 18953
                        • Country: United Kingdom

                        #12
                        Originally posted by S2central.net
                        14.5 actually but who is counting ?
                        D'oh

                        1 bar = 14.5037738 psi
                        Cheers'en, AndyC
                        1994 ABY Coupe - Projekt Alpinweiss

                        Comment

                        • Ross
                          S2Forum Possessed
                          • Aug 2005
                          • 3399
                          • Country: England

                          #13
                          Is the regular homefries hitting 1.4bar? Or 19.8psi for the old-skool... I never really saw higher than 1.3 in the Avant but then my exhaust did have a silly amount of back-pressure (it was 3" but the tailpipes whistled like a jet engine and got hot enough to melt the bumper a little...) can't wait to see how it feels now with a proper 3" system and 3B flywheel! I want an Avant that feels like my Coupe did when I still had the K24

                          --Sorry Andy, good luck with the project
                          AUDI - saving Dad's from minivans since 1994

                          Comment

                          • Rusty
                            Super Moderator
                            • Jun 2004
                            • 18953
                            • Country: United Kingdom

                            #14
                            Should hit 21psi, this is what it hit on the RR but on the road it's hitting 18.

                            This is still part of the projekt k24 so all discussions on k24 chipsets are valid and with the new streams in the pipeline it's important to discuss changes and quantify gains if possible.
                            Cheers'en, AndyC
                            1994 ABY Coupe - Projekt Alpinweiss

                            Comment

                            • Fat Audi 80
                              Super Moderator
                              • Jan 2004
                              • 10547
                              • Country: England

                              #15
                              Don't forget the air is still in the RR and on the road its moving. That could make all the difference.













                              The Perfectionist
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                              Audi Class Concours winner Stoner Park 2014, ADI Concours D'Elegance Class Winner 2008, Runner up 2014. Winner, S2Forum Show'n'Shine Billing 2006 & 2008.

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