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From knowing nothing to having a Thunderbird supercharger on an m20b27i

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    It's time to get the knock outta my m20. As it progresses through time, the knock has gotten a bit worse. It knocks pretty loudly for about 10 revolutions on start-up. Oil light goes off, and it's nice and quiet until I'm just barely on the gas or when I'm lifting off the gas just before a shift, and it'll rattle back into perception.

    So, I took a wire wheel to the b27 bottom. And some degreaser and some brake-clean. Gonna slap a nice thick coat of black paint on it in the morning. Time to order gaskets. Again. I think I've spent $400 on gaskets in the last 2 1/2 years. Bout to spend another , what, $100 again. It better last a while this time.
    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


      Got an old stock, complete m20 gasket kit on Ebay from a guy in NY for $78 shipped. It even looks like it might be an Elring HG. I believe that is a steal.
      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


        Alright, the ball is rolling on this shit. It's 60 and sunny here in TN today. So I got the block painted and all the surfaces scraped and ready for their new gaskets. I also got the crank bolt out and removed the oil pump (shaft) pulley and crank pulley so as to remove the front seal carrier(?) and re-seal it.





        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


          Looking good!

          Comment


            Just an observation, but I've been running this car with the supercharger for a full year now. Almost 15000 miles. I still can't believe it works.
            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


              Parts!



              Engine!

              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


                Just regasketing the ole m20b27 bottom. I also inspected and retorqued all of the main bearings and caps. They all looked real nice, almost zero wear, almost. Here go some pics for posterity:






                I also ordered some "Karlyn" ball joints to replace the bad ones in a set of control arms I have. If you have a 12 ton press, you can save $100+ on control arms. The inner joints from Karlyn were made in germany and the outers had no id. Good quality. Got them all from FCP Euro for like $35.

                From this:



                To this:

                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


                  Oh shit I cleaned the shop. Its amazing. I want to be in there again. Thank the Jebus. Pics to come.
                  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


                    Looky there!!

                    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


                      Damn, that clean shop is so great. I have way more than 9 sq/ft to stand in now.

                      I decided to do a ritual valve cover paint job to celebrate.





                      Added some of the same pin striping I used on the car.





                      And finally, a family dog pic. This is Cosmo, schooling his little brother Boogie.

                      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


                        Grill paint from True Value. Good to 1000 degrees. I spray it, then I bake it at 300 for 30 min. Cures as hard as a brick.

                        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


                          This is me when I was a baby.



                          This is my motor. (So what? I know! Who cares? It's pretty.)

                          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


                            cool build. keep the updates coming

                            Comment


                              "This is me when I was a baby"

                              ROFL!!!

                              Loveit.
                              I Love my Bimmer. :up:


                              http://www.r3vlimited.com/board/showthread.php?t=316184

                              Comment


                                Dropped a youngish head off at the machinist tuesday. Getting it back tomorrow all decked and valve grinded and lapped and hot tanked. $100. Full disclosure, I had removed the rockers and shafts before I brought it to him so it would be a bit cheaper.

                                The head I had been running had been decked past the dimples so I was constantly worrying about valve/piston contact. Irrrrrregardless, now I'll have a very young looking m20b27 bottom and a completely fresh and young looking head and valve train.

                                Hopefully, I can go get this thing tuned by a pro in the first few weeks after I get the new motor in and not break any of it (this time). Tell you the truth, I'm a little nervous letting anyone else touch my car. Even if they are a pro.

                                I'll be pulling it into the shop Sunday to go under the knife. I think I'm also gonna try to get the after cooler functioning. I can feel the timing getting pulled when it's hot out, and it just plain sucks. I am wanting this to be the last time I dig into this car for a while so I can focus on the 335ss.
                                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

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