Motor mounts / Transmission mount

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  • PuebloPete
    Advanced Member
    • Oct 2005
    • 161

    #1

    Motor mounts / Transmission mount

    I've read thru tons of threads for this subject and get a bunch of different opinions which is a good and bad thing. I am planning on tracking this car and what I've read,

    For the motor mounts - the green E28 mounts can rip, the IE Poly mounts can melt.... The AKG Rubber mounts are great.

    For the trans mounts - The E21 mounts are beefier than the E30. And people like the UUC poly mounts, and some say the IE mounts sag and rip.

    Here's my question, if I decide to go to say an AKG solid Alum. mount, which trans mount would be good for that? If I use any type of Poly / rubber mount, my guess is that all the load is going to those.. Is there a solid trans mount out there? Also, if I go all solid, is there another area of concern for all the load?

    Thanks in advance.
    My build threads

    http://forums.bimmerforums.com/forum....php?t=1435735

    http://www.e30tech.com/forum/showthread.php?t=93896
  • FredK
    R3V OG
    • Oct 2003
    • 14745

    #2
    If you solid-mount the engine, I bet the transmission mounts won't see as much load. What WILL see a lot more loading, though, will be the front subframe, which is known to be weak on the passenger side mount ear.

    Get a front subframe reinforcement kit from AKG, and weld that in for sure, especially on a tracked vehicle.

    Comment

    • surebimmer
      E30 Modder
      • Jan 2004
      • 978

      #3
      Well I've had both the green e28 motor mounts and the Yellow IE motor and trans mounts. I'll let the pictures do the talking for both of those mounts.


      As you can see the green broke, the yellow IE melted and started to distort. I'm running the AKG M50 swap mounts with e21 trans mounts with alum cups now. I also reinforced the front subframe. These AKG mounts are very nice, alot stiffer then the green mounts and IE yellow. They should be called IE J-E-L-L-O.

      Comment

      • lifeiskaos
        E30 Mastermind
        • Dec 2007
        • 1709

        #4
        I love my AKG motor mounts and e21 tranny mounts with the aluminum cups combo.

        Comment

        • xwill112x
          Θέλησα έναν τίτλο συνήθειας, απορροφώ για να είμ&#
          • Jan 2009
          • 4237

          #5
          any feed back on the stock e34 m50 mounts?
          sigpic

          Comment

          • White325is
            R3V Elite
            • Oct 2006
            • 5947

            #6
            I run solid mounts.. work perfect....

            Comment

            • surebimmer
              E30 Modder
              • Jan 2004
              • 978

              #7
              Originally posted by xwill112x
              any feed back on the stock e34 m50 mounts?
              The round black ones? I'm running those on my daily swap car. Haven't broke yet but only 1 month and 1 autox on them.

              Comment

              • xwill112x
                Θέλησα έναν τίτλο συνήθειας, απορροφώ για να είμ&#
                • Jan 2009
                • 4237

                #8
                Originally posted by surebimmer
                The round black ones? I'm running those on my daily swap car. Haven't broke yet but only 1 month and 1 autox on them.

                great. anything in particular i should know about them? im using them on my dd m50 swap.
                sigpic

                Comment

                • xwill112x
                  Θέλησα έναν τίτλο συνήθειας, απορροφώ για να είμ&#
                  • Jan 2009
                  • 4237

                  #9
                  anyone?
                  sigpic

                  Comment

                  • M-technik-3
                    I waste 90% of my day here and all I got was this stupid title
                    • Oct 2003
                    • 18946

                    #10
                    I never ripped a green E28 one, what were you doing for that to happen? Not that just because I have never had that happen means squat but mine were in the car for 8 years before I scrapped it and and installed the engine in another car.
                    https://www.facebook.com/BentOverRacing

                    Comment

                    • PuebloPete
                      Advanced Member
                      • Oct 2005
                      • 161

                      #11
                      Thanks for all your responses. I'll let you guys know how I make out.
                      My build threads

                      http://forums.bimmerforums.com/forum....php?t=1435735

                      http://www.e30tech.com/forum/showthread.php?t=93896

                      Comment

                      • PuebloPete
                        Advanced Member
                        • Oct 2005
                        • 161

                        #12
                        Originally posted by White325is
                        I run solid mounts.. work perfect....
                        By the way, which tran mounts are you using with the solid alum motor mounts?
                        My build threads

                        http://forums.bimmerforums.com/forum....php?t=1435735

                        http://www.e30tech.com/forum/showthread.php?t=93896

                        Comment

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