Full "i" head swap or install parts in my current 885?

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  • phenryiv1
    No R3VLimiter
    • Jul 2009
    • 3246

    #16
    Originally posted by JJ1
    Have you thought about getting a schrick cam while you have the head stripped? I think you would have to get an "i" ecu to run the higher rpm. You might get alot of performance out of this without much more work and 400-500 bucks. Im not sure what kind of numbers you would get with this but i sure am curious to find out.
    I already have the "i" ecu. I still need to decide on a chip, but before that, I need to see how I like the stock "i" injectors. I don't want to get a chip and THEN decide to upgrade injectors.
    Patrick Henry

    1989 325iC build: http://www.r3vlimited.com/board/showthread.php?t=316880


    Comment

    • CLN_22
      Noobie
      • Oct 2009
      • 8

      #17
      hello i have a 1986 325es i want to get "i" heads for it do they fit with no mods?
      sorry for the noobie questions!

      Comment

      • e30trooper
        R3V OG
        • Mar 2009
        • 11576

        #18
        Originally posted by CLN_22
        hello i have a 1986 325es i want to get "i" heads for it do they fit with no mods?
        sorry for the noobie questions!
        and yes the "i" heads will fits but you needs more than just the heads for the swaps

        Comment

        • phenryiv1
          No R3VLimiter
          • Jul 2009
          • 3246

          #19
          The i head has blue injectors. Mine are off-white.

          Same flow rate in both?
          Patrick Henry

          1989 325iC build: http://www.r3vlimited.com/board/showthread.php?t=316880


          Comment

          • kishg
            R3VLimited
            • Sep 2006
            • 2624

            #20
            i say add another option, buy i motor and swap in :)
            '12 F30 328i Sport Line
            '91 SpecE30 #523
            '00 Ford F-350 Dually Tow Vehicle

            BMWCCA #360858 NASA #
            128290

            Comment

            • phenryiv1
              No R3VLimiter
              • Jul 2009
              • 3246

              #21
              Originally posted by kishg
              i say add another option, buy i motor and swap in :)
              I think I have an easy solution...

              I will swap a cam and double valve springs into my current motor, do all of the (timing and accessory) belts, WP, T-stat, seals, etc. I will save my HG and head bolts and a few other parts and run this motor as it is for a while while I source a proper M20B25 to actually rebuild.

              In the mean time, i can drive this car with new suspension, wheels, tires, diff, etc., and learn the handling.

              I doubt that I woudl have much time (if any) next year to really participate in SpecE30. I have a baby due (our second) in 35 days. Somethign tells me that both wrench AND track time may be in short supply for a while. I hope to get in a lot of driver ed events next year. Having Summit Point so close makes it an easy (easier?) sell with my wife, as there are no real travel costs involved.

              With this route, I own't have a ton of $$ in the top end of the motor. If I see any issues with the head, I can always swap in my spare head.

              I know it is not the best way to do it, but it gets the hood closed and gets me on the road sooner.
              Patrick Henry

              1989 325iC build: http://www.r3vlimited.com/board/showthread.php?t=316880


              Comment

              • kishg
                R3VLimited
                • Sep 2006
                • 2624

                #22
                Originally posted by phenryiv1
                I think I have an easy solution...

                I will swap a cam and double valve springs into my current motor, do all of the (timing and accessory) belts, WP, T-stat, seals, etc. I will save my HG and head bolts and a few other parts and run this motor as it is for a while while I source a proper M20B25 to actually rebuild.

                In the mean time, i can drive this car with new suspension, wheels, tires, diff, etc., and learn the handling.

                I doubt that I woudl have much time (if any) next year to really participate in SpecE30. I have a baby due (our second) in 35 days. Somethign tells me that both wrench AND track time may be in short supply for a while. I hope to get in a lot of driver ed events next year. Having Summit Point so close makes it an easy (easier?) sell with my wife, as there are no real travel costs involved.

                With this route, I own't have a ton of $$ in the top end of the motor. If I see any issues with the head, I can always swap in my spare head.

                I know it is not the best way to do it, but it gets the hood closed and gets me on the road sooner.
                +100

                anything that gets you on the track and driving instead of wrenching.. you can always source a complete i motor and rebuild next year if your going spec e30.
                '12 F30 328i Sport Line
                '91 SpecE30 #523
                '00 Ford F-350 Dually Tow Vehicle

                BMWCCA #360858 NASA #
                128290

                Comment

                • phenryiv1
                  No R3VLimiter
                  • Jul 2009
                  • 3246

                  #23
                  Originally posted by kishg
                  +100

                  anything that gets you on the track and driving instead of wrenching.. you can always source a complete i motor and rebuild next year if your going spec e30.
                  That is what I am hoping to do. With this motor complete and running, I can always sell it (or part it out).

                  I may have found some old-school Fittipaldi 15x7s ET26. Keeping my fingers crossed.
                  Patrick Henry

                  1989 325iC build: http://www.r3vlimited.com/board/showthread.php?t=316880


                  Comment

                  • CLN_22
                    Noobie
                    • Oct 2009
                    • 8

                    #24
                    what else would i need?

                    Comment

                    • phenryiv1
                      No R3VLimiter
                      • Jul 2009
                      • 3246

                      #25
                      Originally posted by CLN_22
                      what else would i need?
                      We need a LOT more info than that. What are you STARTING with?

                      If it is your 86 Eta, you need domed pistons. Do a search in here with the term "stroker" for more info.
                      Patrick Henry

                      1989 325iC build: http://www.r3vlimited.com/board/showthread.php?t=316880


                      Comment

                      • TrentW
                        R3VLimited
                        • Aug 2008
                        • 2815

                        #26
                        Schrick cam ftw!

                        Comment

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