Turbo M30 from overseas, now with dyno numbers!

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  • fieldy
    Noobie
    • Jan 2015
    • 12

    #1

    Turbo M30 from overseas, now with dyno numbers!

    Hi at everybody! Just a short introduction of myself, I'm from Austria (a tiny country somewhere in Europe, if you have heard of it :D), 22 years old and I'm in possesion of a nice little E30. So, since I got a lot of information of this forum, i thought I'd share my build here.
    It's obviously a turbocharged M30B35, I wrote some Details at the pictures. Beware, no show&shine content in here, I don't really care about cleaning and painting things:rofl:
    What might be not the regular choice, is my engine management. I'm using the Ecumaster EMU, this thing has a lot of capabilities and is very reasonable priced (at least here in Europe), I really can recommend it!

    So on to the pics:

    Started of with a rebuilt B35 which I drove NA for a year (half a year with the standalone, this really woke up the NA M30!), head and block decked, honed, new rings, bearings, camshaft, rockers, timing chain & guides and so on, just one pic of this because everbody knows this


    I had a TCD manifold for a short time....but i wasn't happy with the log design, so I sold it.


    As a turbo I'm still using a Borg Warner S2E, it has the regular 56mm compressor wheel of the s200 with a slightly bigger turbine. I got it new and for cheap and it works well!


    The regular T3 turbo flanges don't fit at all with the BW turbos, so i built my own (using just very basic tools :roll: ), which fits exactly.


    collector for the manifold also built by me (of course i cleaned up the inside at the end). Turned out nice, very smooth!






    Started to fab up the manifold:


    Finished (tac welded) twind scroll manifold which I tried to keep as equal length as the tight space of an M30E30 allows. It's made of mild steel (didn't want to spend a lot for my first try) and tig welded at the end, holding up great so far.






    My engine management system, the EMU:




    Siemens deka 60lb


    This might be interesting fo others as well, i fabed my own camshaft sensor adpater plate to run sequential injection. The sensor is the same as used on the crankshaft trigger, just with only one tooth to count.






    Made an adapter for an M51 oil filter housing (to use an oil cooler and it also has a nice exitfor a turbo feed). Not very pretty, because the welds leaked and I had to reweld it :roll:




    Aeromotive 340, fits nicely in stock location


    Downpipe:




    kind of extraordinary oil cooler placement :laugh:




    Had to use every mm to make the PTE 46mm wastegate fit


    the whole hotside (wastegate plumbing only tac welded):






    ARPs installed


    Intake modification


    Oil return (no welding required! works great!)


    turbo block off plate for initial start up to blow out some possible residues in the manifold.


    Thats how it looks today, had to add a second Greddy knock off BOV to eliminate surge at backing off of the throttle, not because I think it's cool to have a lot of BOVs :D .





    For sure I did already break a 168mm diff in pieces :rofl: (were around 14 psi)


    The last mod was adding a sintered 4 Puk clutch disc from PPF, works well with the stock pressure plate at 14-17 psi. Didn't push it further so far. Also the driveability didn't suffer too much, even with my single mass flywheel.



    the car itself



    I'm running about 15-17 psi on 100 RON pump now and I have to say, it exceeded my expectations :). If someone is interested, I can upload a video of the speedometer while accelerating...

    If in the future somenone would be interested in the manifold with turbo&downpipe, I might be willing to sell it at some point (need a BW S366 in my life :bow: ) :rofl:

    Greetings from Europe!
    Last edited by fieldy; 09-28-2015, 01:35 AM.
  • abit
    E30 Addict
    • Jul 2011
    • 416

    #2
    looks good, keep it up!
    http://instagram.com/mundieriss
    my 88' m20b30 HERE!

    Comment

    • Julien
      R3V OG
      • Feb 2004
      • 7471

      #3
      Nice build! surprised you can keep a car like that registered in austria, most of europe is pretty bad about that.
      Build Threads:
      Pamela/Bella/Betty/325ix/5-Lug Seta/S60R/Miata ITB/Miata Turbo/Miata VVT/951/325xi-6

      Comment

      • fieldy
        Noobie
        • Jan 2015
        • 12

        #4
        Thanks for the kind words:)

        In fact, Austria is one of the worst in getting things like this legal....basically its impossible. So yea, it is registred but....

        Comment

        • Ether-D
          R3VLimited
          • Sep 2011
          • 2838

          #5
          Anyone who's read one of my builds knows I love this. I think your methods are great! That turbo manifold is a beautiful thing. I haven't enjoyed a build this much in a while. Thanks!
          Originally posted by Andy.B
          Whenever I am about to make a particularly questionable decision regarding a worryingly cheap diy solution, I just ask myself, "What would Ether-D do?"
          1987 325iS m30b34 Muscle car (Engine electrical phase)
          ~~~~~~~~~~
          I was born on 3/25…
          ~~~~~~~~~~

          Comment

          • IronFreak
            No R3VLimiter
            • Dec 2012
            • 3702

            #6
            Very nice build man, ALL BUSINESS!
            sigpic

            Rebellion Forge Custom Fabrication

            1988 325is - TrackRat in progress

            Instagram @rebellionforge

            Comment

            • fieldy
              Noobie
              • Jan 2015
              • 12

              #7
              Thanks!
              I think I know what you are referring to Ether-D, have read your builds.....aaaaall the way DIY, absolutely nothing did "bolt right up" here :o

              Comment

              • ThatOneEuroE30
                R3V OG
                • Dec 2013
                • 8626

                #8
                This is sick. Cant wait to get my turbo motor done.


                1989 325is l 1984 euro 320i l 1970 2002 Racecar
                1991 318i 4dr slick top


                Euro spec 320i/Alpina B6 3.5 project(the never ending saga)
                Vintage race car revival (2002 content)
                Mtech 2 turbo restoration
                Brilliantrot slick top "build"

                Comment

                • scoobydo
                  Advanced Member
                  • Sep 2013
                  • 137

                  #9
                  good work post up the speedo vids;D

                  Comment

                  • CorvallisBMW
                    Long Schlong Longhammer
                    • Feb 2005
                    • 13039

                    #10
                    Awesome work! Seems like turbo m30s are quickly becoming popular :)

                    Comment

                    • fieldy
                      Noobie
                      • Jan 2015
                      • 12

                      #11
                      Thanks guys!
                      ThatOneEuro, I can only tell you...get that turbo thing done, it's a LOT of fun:p

                      there you go, here is the speedo vid. the speedo itself shrugs a bit sometime, seems like it can't keep up;D
                      The first pull is on a flat section of the road, second and third are uphill.
                      As you can hear there is still little bit of surge when letting off of part throttle....these bovs are not the greatest

                      Comment

                      • IronFreak
                        No R3VLimiter
                        • Dec 2012
                        • 3702

                        #12
                        curious as to what size pipe you used on the manifold?
                        sigpic

                        Rebellion Forge Custom Fabrication

                        1988 325is - TrackRat in progress

                        Instagram @rebellionforge

                        Comment

                        • fieldy
                          Noobie
                          • Jan 2015
                          • 12

                          #13
                          Originally posted by IronFreak
                          curious as to what size pipe you used on the manifold?
                          42mm OD, 2mm wall thickness

                          I'm also currently waitng for my "full boar" mufflers to arrive from the US, to make more use of the manifold. My exhaust is still very restrictive...
                          Last edited by fieldy; 01-07-2015, 12:18 PM.

                          Comment

                          • IronFreak
                            No R3VLimiter
                            • Dec 2012
                            • 3702

                            #14
                            42mm through this imperialist off for a second haha. That's a good size, I'm building one for a friend and that's the size I'm using as well.
                            sigpic

                            Rebellion Forge Custom Fabrication

                            1988 325is - TrackRat in progress

                            Instagram @rebellionforge

                            Comment

                            • ThatOneEuroE30
                              R3V OG
                              • Dec 2013
                              • 8626

                              #15
                              That things fast.


                              1989 325is l 1984 euro 320i l 1970 2002 Racecar
                              1991 318i 4dr slick top


                              Euro spec 320i/Alpina B6 3.5 project(the never ending saga)
                              Vintage race car revival (2002 content)
                              Mtech 2 turbo restoration
                              Brilliantrot slick top "build"

                              Comment

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