More power

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  • Suspence
    E30 Modder
    • Jul 2009
    • 943

    #1

    More power

    What are all the options for more power? Looking to keep my engine N/A, I have a list of things that I plan on doing but I want to know how to squeeze more power out of it.

    :nice:
  • lifeiskaos
    E30 Mastermind
    • Dec 2007
    • 1709

    #2
    save your money until you can afford a full out NA engine build, or a turbo, or an engine swap.

    but if you really want to put a bunch of money into a stock m20, a mild cam, m50 injectors, a chip, and good flowing headers is about the best you can do.

    Comment

    • Sagaris
      R3VLimited
      • Sep 2009
      • 2243

      #3
      ^Do you have any recommendations on headers?


      Just make sure you have all the maintenance, sensors, and vac. leaks sorted out. Too many people try to cover up hesitation and running problems with mods.

      Comment

      • matt0300
        E30 Addict
        • Mar 2011
        • 549

        #4
        Valve job, new cam, megasquirt(or chip) Miller afm if u go with chip. With megasquirt u can do a afm delete there's a video on YouTube of megasquirt on an m20 they got I think a gain of 22whp before afm delete

        Comment

        • Sagaris
          R3VLimited
          • Sep 2009
          • 2243

          #5
          which was mostly due to tuning.

          Comment

          • jlevie
            R3V OG
            • Nov 2006
            • 13530

            #6
            External engine mods have very little affect on power. A blueprinted engine, high flow head, better cam free, flow exhaust, MAF, and a MegaSquirt will make a difference.
            The car makes it possible, but the driver makes it happen.
            Jim Levie, Huntsville, AL

            Comment

            • devon.818
              Banned
              • Feb 2011
              • 2937

              #7
              miller MAF, and/or WAR chip
              intake and free up exhaust a bit
              you can get a cam
              you can do a turbo build
              get a 4.10 diff
              bigger injectors

              Comment

              • TimR
                Banned
                • Mar 2008
                • 549

                #8
                Ah, lets have some fun, 200 wet shot of nitrous and a couple spare M20's and hoods

                Comment

                • matt0300
                  E30 Addict
                  • Mar 2011
                  • 549

                  #9
                  Yea its mostly tuning but that afm is super restricting and it's cheap power
                  Last edited by matt0300; 05-24-2011, 02:16 AM.

                  Comment

                  • m20freak
                    Noobie
                    • May 2011
                    • 6

                    #10
                    How fast do you want to go!!... everything needs to work together, any one thing doesnt make a great deal of difference without other supporting parts to match and that goes fo reverything from the air filter all the way to the tailpipe, if your going to leave the internals standard you wont be dissapointed with a mild cam and some headers and a free flow exhaust, after that you will need to look at all mannor of internal mods to make things work.
                    sigpic245Hp at the wheels
                    7800 rpm M20 2.7 atmo
                    full build is here http//e21jps.webs.com

                    http://www.youtube.com/watch?v=oZ2SDsIjeZA

                    http://www.youtube.com/watch?v=kOdPbErYlho

                    Comment

                    • matt0300
                      E30 Addict
                      • Mar 2011
                      • 549

                      #11
                      M50 rods and crank will save u around 8 pounds if u are going to do a whole build plus those connecting rods are forged so good if u ever do plan to Turbo. If u megasquirt get a 288 cam with new rocker arms and valve springs with a higher spring rate and upgrade fuel lines and change ur rev limiter to 9000 haha

                      Comment

                      • nando
                        Moderator
                        • Nov 2003
                        • 34827

                        #12
                        All rods are forged...
                        Build thread

                        Bimmerlabs

                        Comment

                        • matt0300
                          E30 Addict
                          • Mar 2011
                          • 549

                          #13
                          I meant pistons haha, m20 pistons are cast right?

                          Comment

                          • nando
                            Moderator
                            • Nov 2003
                            • 34827

                            #14
                            factory pistons are cast, not just m20s.
                            Build thread

                            Bimmerlabs

                            Comment

                            • matt0300
                              E30 Addict
                              • Mar 2011
                              • 549

                              #15
                              Cool, I didn't know that.

                              Comment

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