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    Intake manifold difference?

    Is there a difference in the intake manifold for the i motor and the e motor?

    :?: :idea:
    BimmerHeads
    Classic BMW Specialists
    Santa Clarita, CA

    www.BimmerHeads.com


    #2
    yes, the eta manifold runners are alot smaller in diameter, and are overal longer.
    Tenured Automotive Service Professional - Avid BMW Enthusiast

    Vapor Honing & E30 ABS Pump Refurbishment Service
    https://mtechniqueabs.com/

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      #3
      That's what I thought...

      So, would a i manifold bolt on to an e?
      BimmerHeads
      Classic BMW Specialists
      Santa Clarita, CA

      www.BimmerHeads.com

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        #4
        Yea it'll bolt on. You may have to make some changes to the plumbing for the idle valve and whatnot, but the main part is a direct fit.
        Adam Fogg- '88 M3

        Common sense- It's the new 'gifted'

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          #5
          Here is a picture of my ETA with an M20B25 Throttle Body + Intake Manifold







          Main issue is the ICV, as well as the FPR Vacuum Hose.

          just takes some routing, I did have to disconnect my intake moisture thingy (little brown tank that goes to the gastank) but that does not really do anything..

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            #6
            James, that looks good, I see you put the "i" valve cover on too. How much of a gain can you actually feel with the "i" throttle bodyt and intake manifold? I want to do that to my car.
            BimmerHeads
            Classic BMW Specialists
            Santa Clarita, CA

            www.BimmerHeads.com

            Comment


              #7
              I thought the i manifold did not fit on the eta head?

              And what little brown thingy are you speaking of, charcoal canister?

              Looks good, and yes any improvements?

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                #8
                Originally posted by bwanac
                I thought the i manifold did not fit on the eta head?

                And what little brown thingy are you speaking of, charcoal canister?

                Looks good, and yes any improvements?
                yes, charcoal canister, I was looking for that word, just could not remember it.. =)




                improvements, yeah, it idles better for some reason, pulls harder at around 2500rpm, all the way to redline at 5200


                have not dyno'd it, cause A) its an automatic and B) I would rather buy more parts =)

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                  #9
                  So, being the die hard ETA fan that I am, :) Do you think I should do this swap?
                  BimmerHeads
                  Classic BMW Specialists
                  Santa Clarita, CA

                  www.BimmerHeads.com

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                    #10
                    And I still want to know how the 'i' valve cover fits on the eta head.

                    I thought that could not work! :?

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                      #11
                      Originally posted by bwanac
                      And I still want to know how the 'i' valve cover fits on the eta head.

                      I thought that could not work! :?
                      it is a direct swap, what is the issue? there is just a big gay looking eta bracket that gets left off.
                      Tenured Automotive Service Professional - Avid BMW Enthusiast

                      Vapor Honing & E30 ABS Pump Refurbishment Service
                      https://mtechniqueabs.com/

                      Comment


                        #12
                        Guess I need one of those too......... Yay :) lol
                        BimmerHeads
                        Classic BMW Specialists
                        Santa Clarita, CA

                        www.BimmerHeads.com

                        Comment


                          #13
                          Originally posted by Jordan
                          Originally posted by bwanac
                          And I still want to know how the 'i' valve cover fits on the eta head.

                          I thought that could not work! :?
                          it is a direct swap, what is the issue? there is just a big gay looking eta bracket that gets left off.
                          Thanks Jordan. I dont know, I remember a while back when someone said the 'i' cover would not work with the eta head. I guess I can know now. :up:

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