For those who want to see something; S42.

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  • Jand3rson
    Banned
    • Oct 2003
    • 37587

    #16
    Originally posted by BimmerToad
    S42 was based on the newer BMW engine architecture (M4X/M5X/M6X), where as the S14 was based on the older M10/M30 architecture.

    2.0L S14s made as much power as the 2.0L S42 engines, but S42s were known for a more usable powerband, and a slight increase of torque ... comparatively, at a lower rpm, due to BTCC redline restrictions (8500rpm).
    That explains it. I forgot that the S14 was based on the older M10 build.

    Comment

    • chuckybob
      E30 Modder
      • Aug 2004
      • 952

      #17
      oh my god that's hot.
      : : 1984 318i : : PNW E30 Crew : : Sold!!
      Now becoming the R3vlimited Pro3 car
      http://www.r3vlimited.com/board/showthread.php?t=93780

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      • E304life
        Advanced Member
        • Jul 2005
        • 123

        #18
        Great pics and great info

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        • Ray Smoodiver
          Moderator
          • Jun 2004
          • 8809

          #19
          Sick. What is the rebuild time?

          SILBER COMBAT UNIT DELTA (M-Technic Marshal)
          RTFM:http://www.r3vlimited.com/board/showthread.php?t=56950

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          • SA E30
            E30 Fanatic
            • Feb 2004
            • 1248

            #20
            Lol, my mate is busy building a Replica, of this motor... He's got a thread on Bimmer forums. So far he's got the bottom end running, with a Stock top end... for now. Made 2kw more than a M52 328i E36 (can't remember the exact dyno figure) He's only running a 11.8:1 CR though compared 2 the Real S42, and he's not gonna use Slide Throttles, but rather normal S50B32 ones...

            Comment

            • h0lmes

              #21
              Would be 10x cooler if it were in an e30 m3 chassis.

              Comment

              • SA E30
                E30 Fanatic
                • Feb 2004
                • 1248

                #22
                Here is a link 2 his thread...

                Bimmerforums is the preferred online BMW Forum and community for BMW owners. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm ideas for the future.

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                • crucial325
                  Noobie
                  • Mar 2006
                  • 33

                  #23
                  S42 was based on the newer BMW engine architecture (M4X/M5X/M6X), where as the S14 was based on the older M10/M30 architecture.
                  does it use vanos to make said more useable powerband? or just DOHC.

                  12.4:1 compression - how does that compare to the s14?

                  cool stuff
                  -chris

                  Comment

                  • Bavarian3
                    E30 Fanatic
                    • Dec 2003
                    • 1230

                    #24
                    I don't think the S42 had Vanos; since it more towards the M42 engine than the newer MXX models....

                    Gruppe A S14 motors ran 12.0:1 (2.5L) but I am sure the older 2.0L S14 STW cars (E36 models) ran a bit higher compression

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