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  4. ClassE 1989 325IS Build Thread

ClassE 1989 325IS Build Thread

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  • B
    B
    B C
    wrote on last edited by
    #312

    Velocity stacks are always beneficial. 

    Instead of removing the brake booster, I would probably opt for runners that are angled forward so that the runners and plenum clear it just fine.

    Im thinking buy some aluminum 130 degree mandrel bends and do a bundle of snakes like the M5, though all the snakes would be pointed towards the back of the drivers side headlight instead of all over the place.  This would not only help with the clearance issue, but it would also allow you longer runners to keep the mid-range happy

    m5intakestackscopy1.jpg

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    0
    • ClassEC
      ClassEC
      ClassE
      wrote on last edited by
      #313

      Earl said:

      http://www.massivebrakes.com/brake-systems.php?p=brake-booster-delete

      I'll have to read up on this more tonight - but that's a nice solution!

      1 Reply Last reply
      0
      • B
        B
        B C
        wrote on last edited by
        #314

        Decreasing the braking power is always the first step to going faster

        1 Reply Last reply
        1
        • R
          R
          Rowleym
          wrote on last edited by
          #315

          130 degree bends to cut in half? What runner length would you like? I cut a manifold up, and I will be taking measurements tonight.

          96.jpg96.jpg96.jpg96.jpg

          sk8 or die

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          0
          • ClassEC
            ClassEC
            ClassE
            wrote on last edited by
            #316

            He means a runner angle like this:

            B85EC324-8042-4EAE-940A-FAC078BE8052.jpg

            Which would work best for NA if you can clear the booster (or delete it). Longer runners will give more torque in lower RPMs.

            I love this idea - I'm not sure it's a "whack it up and weld" kinda job - but I don't know your fab skills either. Regardless - if I stay M20 this is most likely course of action in fall!

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            0
            • B
              B
              B C
              wrote on last edited by
              #317

              Ah yes. Looks like its been done before. Nice work finding the pic

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              0
              • DrLeadFootD
                DrLeadFootD
                DrLeadFoot
                wrote on last edited by
                #318

                If you keep the M20 carbs would be a unique look. http://www.performanceforums.com/forums/showthread.php?67286940-NA-M20-with-TK-goodness

                If you're going for big power go 24v.

                Sent from my SCH-I535 using Tapatalk

                15924991875a64c599885m.jpg

                     @DrLeadFoot

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                • B
                  B
                  B C
                  wrote on last edited by
                  #319

                  DrLeadFoot said:

                  If you keep the M20 carbs would be a unique look. http://www.performanceforums.com/forums/showthread.php?67286940-NA-M20-with-TK-goodness

                  If you're going for big power go 24v.

                  Sent from my SCH-I535 using Tapatalk

                  Mention of ditching EFI for carbs  and ditching M20 for 24v  

                  all in one post.

                  I cant handle this.

                  1 Reply Last reply
                  4
                  • DrLeadFootD
                    DrLeadFootD
                    DrLeadFoot
                    wrote on last edited by
                    #320

                    Snap said:

                    If you keep the M20 carbs would be a unique look. http://www.performanceforums.com/forums/showthread.php?67286940-NA-M20-with-TK-goodness

                    If you're going for big power go 24v.

                    Sent from my SCH-I535 using Tapatalk

                    Mention of ditching EFI for carbs  and ditching M20 for 24v  

                    all in one post.

                    I cant handle this.

                    Haha. That post has Snap written all over it!

                    Sent from my SCH-I535 using Tapatalk

                    15924991875a64c599885m.jpg

                         @DrLeadFoot

                    1 Reply Last reply
                    0
                    • R
                      R
                      Rowleym
                      wrote on last edited by
                      #321

                      ClassE said:

                      He means a runner angle like this:

                      B85EC324-8042-4EAE-940A-FAC078BE8052.jpg

                      Which would work best for NA if you can clear the booster (or delete it). Longer runners will give more torque in lower RPMs.

                      I love this idea - I'm not sure it's a "whack it up and weld" kinda job - but I don't know your fab skills either. Regardless - if I stay M20 this is most likely course of action in fall!

                      If Anyone has a CAD drawing of an m20 manifold flange, I could CNC a flange, and not use the stock stuff at all, but then I would also have to build injector bungs, and then it starts getting costy(for you guys). 

                      I was going to use the stock manifold, and cut the flange, to try and keep the cost low for the people. And its damn easy. 

                      But I do have material for 3 Intake manifolds for supercharged m50's currently

                      I am adapting a gen 3 eaton m90 to 24v's, but I am also thinking about doing it to an e30 :) 

                      But I do not have velocity stacks yet(wasn't going to use them with the supercharger) and I don't have those little bends. 

                      But why did you say 130* snap?

                      96.jpg96.jpg96.jpg96.jpg

                      sk8 or die

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                      • B
                        B
                        B C
                        wrote on last edited by
                        #322

                        Rowleym said:

                        But why did you say 130* snap? 

                        I was laying on my side while I posted that, now that I am right-side up, it would be more of a 60-70 degree bend.

                        1 Reply Last reply
                        0
                        • ClassEC
                          ClassEC
                          ClassE
                          wrote on last edited by
                          #323

                          Started replacing front tie rods last night - didn't know BMW used a lock plate to hold the inner tie rods.... Which apparently needs to be replaced since you ruin them removing the originals.

                          So dealership will have some for me tomorrow - car sits until then. :( So no alignment before Saturday. No happy about it - but not super concerned either. Rear toe looks good, car tracks straight, camber is alittle off side-to-side but not enough to worry me for 200 miles.

                          After the GTG.... Time for some painting and coating in the bay before Scooters.

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                          0
                          • B
                            B
                            B C
                            wrote on last edited by
                            #324

                            E36/Z3 does not use lock plates. 

                            I just used blue loctite on my Z3 rack and have had zero problems with it.

                            Ask anyone about what a sane and gentle driver I am and you will take comfort in knowing its kosher :D

                            1 Reply Last reply
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                            • EarlE
                              EarlE
                              Earl
                              wrote on last edited by
                              #325

                              Snap said:

                              E36/Z3 does not use lock plates. 

                              I just used blue loctite on my Z3 rack and have had zero problems with it.

                              Ask anyone about what a sane and gentle driver I am and you will take comfort in knowing its kosher :D

                              My compact uses them 

                              http://www.realoem.com/bmw/showparts.do?model=CG53&mospid=47505&btnr=32_0630&hg=32&fg=25

                              It also looks like other e36's use them

                              http://www.realoem.com/bmw/showparts.do?model=BG13&mospid=47485&btnr=32_0630&hg=32&fg=25

                              museum sig 2earl.jpg

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                              • B
                                B
                                B C
                                wrote on last edited by
                                #326

                                None on the Z3 though

                                [http://realoem.com/bmw/showparts.do?model=CJ33&mospid=48094&btnr=32\_0630&hg=32&fg=25

                                I](http://realoem.com/bmw/showparts.do?model=CJ33&mospid=48094&btnr=32_0630&hg=32&fg=25) am using E30 tie rods with the Z3 rack, there is nothing special about the Z3 rack that would aid in tie-rod retention. 

                                The primary reason for the lock plate from my own observation is to keep the inner tie rod from loosening during an alignment. 

                                But take what I say as typical forum hearsay, I was not present in the ZF steering rack design meetings to be able to know the exact reasons why. 

                                Im not from here.

                                1 Reply Last reply
                                0
                                • EarlE
                                  EarlE
                                  Earl
                                  wrote on last edited by
                                  #327

                                  lol I wasn't ripping on you Snap=) I trust your word over most things

                                  museum sig 2earl.jpg

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                                  0
                                  • B
                                    B
                                    B C
                                    wrote on last edited by
                                    #328

                                    Oh I know, no rustlin over here. 

                                    I want to make sure I am not feeding bad information so I do my best to backup what I say when there may be question

                                    1 Reply Last reply
                                    0
                                    • andyhundleyA
                                      andyhundleyA
                                      andyhundley
                                      wrote on last edited by
                                      #329

                                      Earl and snap are going to fight to the death Saturday morning!

                                      1 Reply Last reply
                                      0
                                      • B
                                        B
                                        B C
                                        wrote on last edited by
                                        #330

                                        things get tense when your project isnt finished.

                                        1 Reply Last reply
                                        0
                                        • ClassEC
                                          ClassEC
                                          ClassE
                                          wrote on last edited by
                                          #331

                                          "Snap said..."

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                                          0

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