S2 stroker

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  • Mike_s2
    S2Forum Hobbyist
    • Jul 2010
    • 16
    • Home: Portugal

    #1

    S2 stroker

    hi,

    i have an Audi S2 1992 engine code-3b

    how much can i stroke the engine? stock-2226cc stroked-2???cc
    OEM crank will do 600hp?

    tanks guy's
  • cooperquattro
    S2Forum Maniac
    • Jan 2011
    • 815
    • Country: United Kingdom

    #2
    you can sroke it for as long as you like..i stroke my dog for an hour sometimes,he likes it a lot...

    Comment

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

      #3

      Comment

      • Rocco
        S2Forum Zealot
        • Aug 2007
        • 6393
        • Country: Spain

        #4
        Originally posted by cooperquattro
        you can sroke it for as long as you like..i stroke my dog for an hour sometimes,he likes it a lot...
        LOLLLLLLLLLLLLLLLLLL




        Mike,please share with us a good introduction about you,or your car ....

        the "ask and go" sistem rules
        RED Mitsubishi Lancer Evolution VI TME nº 16 of 250
        BLACK Mitsubishi Lancer Evolution VI TME nº 189 of 250
        LWB Audi Sport Quattro project

        Comment

        • Mike_s2
          S2Forum Hobbyist
          • Jul 2010
          • 16
          • Home: Portugal

          #5
          hi,

          sorry for my bad english

          i'm from Portugal, my name is Mike, 24 years old and i recently bought my first quattro an Audi S2 1992 code: 3B...
          i already bought KW v3 suspension; D2 racing brakes 356mm 8pot;

          and my next step is the engine,i already have some pistons and rods in mind but i don't know about cankshaft...
          so my question is, how many hp OEM crankshaft stand??

          tanks and i hope you can understand

          Comment

          • s2_bo
            S2Forum Zealot
            • Oct 2005
            • 6067
            • Home: United Kingdom Current: France

            #6
            The OEM crank is one of the few bits that dont need to be upgraded, as long as you have it balanced and check that the bearing clearances are still with in spec when you rebuild the engine it will be fine. Some have done over 800hp on the oem crank.
            You could get it knife edged if you want to reduce weight and disturbance in the sump.

            All depends on how much money you have to spend but the crank should be fine.



            P.s. your English is fine, they are only joking..
            91 S2 coupé - RIP
            98 S8 - Luxury barge

            Comment

            • Mike_s2
              S2Forum Hobbyist
              • Jul 2010
              • 16
              • Home: Portugal

              #7
              Originally posted by s2_bo
              The OEM crank is one of the few bits that dont need to be upgraded, as long as you have it balanced and check that the bearing clearances are still with in spec when you rebuild the engine it will be fine. Some have done over 800hp on the oem crank.
              You could get it knife edged if you want to reduce weight and disturbance in the sump.

              All depends on how much money you have to spend but the crank should be fine.



              P.s. your English is fine, they are only joking..
              tanks S2_bo,

              800hp is over my expectations, i'll be very happy with 500/550 whp....so the OEM crank should be fine.

              Comment

              • DamianURS4
                S2Forum Addict
                • May 2010
                • 406
                • Country: United Kingdom

                #8
                cooper - its ok to love you pets - just don't 'love' your pets! ;-)

                Comment

                • Audi_CQ
                  S2Forum Maniac
                  • Mar 2004
                  • 940
                  • Country: Norway

                  #9
                  Originally posted by Mike_s2
                  how much can i stroke the engine? stock-2226cc stroked-2???cc
                  81mm std bore * 95,5mm stroker crank = 2460cc
                  82mm bore * 95,5mm stroker crank = 2521cc

                  83mm bore * 100mm custom crank = 2705cc

                  Comment

                  • Nuno Cristiano
                    S2Forum Addict
                    • Aug 2010
                    • 421
                    • Country: Portugal

                    #10
                    You can use 7A block. 2309cm3. I bought this.

                    ( Não devias fazer uma alteração tão profunda no teu S2, ainda para mais Nacional ).

                    Regards
                    .: MINI Cooper D 08' :.
                    .: Audi Coupe Quattro 20V 91' :.
                    .: Audi Porsche RS2 95' :.

                    Comment

                    • Mike_s2
                      S2Forum Hobbyist
                      • Jul 2010
                      • 16
                      • Home: Portugal

                      #11
                      Originally posted by Audi_CQ
                      81mm std bore * 95,5mm stroker crank = 2460cc
                      82mm bore * 95,5mm stroker crank = 2521cc

                      83mm bore * 100mm custom crank = 2705cc
                      where can i buy this cranshaft 95.5mm?
                      how many hp this crankshaft can handle?same as OEM?

                      tanks

                      Comment

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

                        #12
                        95.5m is a 2.5 litre diesel crankshaft. Search for Jamo and AndyP on here, they have strokers. RWD19T is building one also, and there will loads more...

                        by the way & don't worry, your English is a lot better than my Portugese
                        Cheers'en, AndyC
                        1994 ABY Coupe - Projekt Alpinweiss

                        Comment

                        • Jamo
                          Retired OG Mod
                          • Mar 2004
                          • 21750
                          • Country: United Kingdom

                          #13
                          Originally posted by Mike_s2
                          where can i buy this cranshaft 95.5mm?
                          how many hp this crankshaft can handle?same as OEM?

                          tanks
                          Is 1400 bhp high enough for you? if you want to run the 95.5 crank your best of using the tall deck 236mm diesel block as well

                          For the stock 220mm block the 92.8mm crank is the best route

                          You can use the 95.5 in the 220mm block but the short compression height on the pistons is a issue for long term use.

                          Comment

                          • Mike_s2
                            S2Forum Hobbyist
                            • Jul 2010
                            • 16
                            • Home: Portugal

                            #14
                            Originally posted by Rusty
                            95.5m is a 2.5 litre diesel crankshaft. Search for Jamo and AndyP on here, they have strokers. RWD19T is building one also, and there will loads more...

                            by the way & don't worry, your English is a lot better than my Portugese
                            ok, i will try to talk with them....
                            if you want i can teach you portuguese ....but it's more difficult to learn portuguese than english....(should be funny) eheh

                            Comment

                            • Audi_CQ
                              S2Forum Maniac
                              • Mar 2004
                              • 940
                              • Country: Norway

                              #15
                              Originally posted by Mike_s2
                              where can i buy this cranshaft 95.5mm?
                              how many hp this crankshaft can handle?same as OEM?

                              tanks
                              95.5mm is the diesel crank. All I5 diesels have it. Also some 2.5 petrol engines. If building a stroker you can use both crank and block from diesel. Search this forum for stroker and there are a lot of threads about the subject.

                              It can handle all you want (1000+ hp)

                              Comment

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