Kamotors E30-Turbo to ITB M20

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  • 325ix
    R3V OG
    • Aug 2009
    • 7783

    #586
    Originally posted by ak-
    Those rx7 bbk's are really iffy on fitment aren't they?
    Wish there was a list to see what works. Rubber looks good.
    I wanna say there is a partial list somewhere....

    Comment

    • Cronopoulos
      R3VLimited
      • Jul 2011
      • 2187

      #587
      Nice work d00d! I know a couple of friends who use VDR and have dryno'd withing 8-10whp of their graphs.

      Impressive work, keep it up!


      Project log -- DIRTY 30

      2.7i * Megasquirt tuned * E85 powered

      Comment

      • Denny
        E30 Modder
        • Jan 2010
        • 822

        #588
        Originally posted by kamotors
        so close to 400! made a new fuel map and added some timing.
        smoothing set to 2 on virtual dyno mode.
        AFR's are looking good now. 19psi and tapering down by redline

        Congrats my man!! I should be there soon enough :) Your cars power potential just exploded when you switched to MS:D
        Denny
        ___________
        1990 BMW red 325IC M30B35 all stock Girlfriends ride
        1991 BMW black 318IC (M62b44 Megasquirt 2 ver 3.57)

        Blogs:
        http://bmw325e30.blogspot.com/ (restoration)
        http://bmw325e30turbo.blogspot.com (Twincharge M20)
        http://bmw325e30m62b44.blogspot.ca/

        Comment

        • downforce22
          No R3VLimiter
          • Aug 2009
          • 3186

          #589
          Nice! What fuel management did you have before MS?
          Whats with the guided tour tractor train in the pictures above?
          318iS Track Rat :nice: www.drive4corners.com
          '86 325iX 3.1 Stroker Turbo '86 S38B36 325

          No one makes this car anymore. The government won't allow them, normal people won't buy them. So it's up to us: the freaks, the weirdos, the informed. To buy them, to appreciate them, and most importantly, to drive them.

          Comment

          • kamotors
            R3V OG
            • Nov 2007
            • 7102

            #590
            Originally posted by downforce22
            Nice! What fuel management did you have before MS?
            Whats with the guided tour tractor train in the pictures above?
            I had the WAR chip before it was pooey... the tractor tour thing is in Virgina city, its kinda full of weirdos up there.


            7speedshop.com

            Comment

            • kamotors
              R3V OG
              • Nov 2007
              • 7102

              #591
              anyone know how to squeeze 10more HP out of it. My IAT's and coolant temp get really hot after around 5krpms and that's also when power drops off noticeably.


              7speedshop.com

              Comment

              • Denny
                E30 Modder
                • Jan 2010
                • 822

                #592
                Originally posted by kamotors
                anyone know how to squeeze 10more HP out of it. My IAT's and coolant temp get really hot after around 5krpms and that's also when power drops off noticeably.
                Can you richen up the water inj with more meth? bring down the temps some more so that your IAT and CT dont drop so your timing...

                You can also try to richen up your AFR and add timing and see how the engine reacts... I know my car loves a richer mix with more timing for more power!

                Or 1 more pound of boost :)
                Denny
                ___________
                1990 BMW red 325IC M30B35 all stock Girlfriends ride
                1991 BMW black 318IC (M62b44 Megasquirt 2 ver 3.57)

                Blogs:
                http://bmw325e30.blogspot.com/ (restoration)
                http://bmw325e30turbo.blogspot.com (Twincharge M20)
                http://bmw325e30m62b44.blogspot.ca/

                Comment

                • kamotors
                  R3V OG
                  • Nov 2007
                  • 7102

                  #593
                  Originally posted by Denny
                  Can you richen up the water inj with more meth? bring down the temps some more so that your IAT and CT dont drop so your timing...

                  You can also try to richen up your AFR and add timing and see how the engine reacts... I know my car loves a richer mix with more timing for more power!

                  Or 1 more pound of boost :)

                  I richened it up a bit today but havent made a new run,I'm starting to think I also have too much exhaust back pressure, my cars at the point where 1-2 psi isnt making a whole lot of difference because it seems to be just hot air.


                  7speedshop.com

                  Comment

                  • Denny
                    E30 Modder
                    • Jan 2010
                    • 822

                    #594
                    Originally posted by kamotors
                    I richened it up a bit today but havent made a new run,I'm starting to think I also have too much exhaust back pressure, my cars at the point where 1-2 psi isnt making a whole lot of difference because it seems to be just hot air.
                    Its very possible you maxed out the effeciency of your turbo. Problem now is if you go with a more effecient bigger turbo that means more lag...(for Auto-X not the best) but you will surpase the 400HP barrier.

                    Since you like Auto-X what you would of needed is what am building... 10 PSI on a roots type SC (max efficiency 10-12PSI max) and a turbo a 8-10 PSI (again at its most effecient) so you get low end power and high end power on demand with both systems running cool and make for a fun car to drive all around too...as opposed to huge effecient turbo kicking in at 4-5K with nothing under :(

                    Whish I lived closer we could of put my spare M90 8-10 PSI (from the thunderbird 3.8L) in your car ...reduced the turbo boost you have now to 10PSI and let her rip!! at well over 400-500HP and still have a fun daily and autox car..
                    Denny
                    ___________
                    1990 BMW red 325IC M30B35 all stock Girlfriends ride
                    1991 BMW black 318IC (M62b44 Megasquirt 2 ver 3.57)

                    Blogs:
                    http://bmw325e30.blogspot.com/ (restoration)
                    http://bmw325e30turbo.blogspot.com (Twincharge M20)
                    http://bmw325e30m62b44.blogspot.ca/

                    Comment

                    • kamotors
                      R3V OG
                      • Nov 2007
                      • 7102

                      #595
                      so went and got my Subaru WRX tuned to by the local subaru tuner. and he was using the virtual dyno on the subaru and said that the dyno jet setting on it actually reads 10whp less than the real dyno jet that is in my area.

                      so here is a dyno jet pull on my E30.


                      7speedshop.com

                      Comment

                      • kamotors
                        R3V OG
                        • Nov 2007
                        • 7102

                        #596
                        almost been 1 year of being boosted, cant wait to go faster!


                        7speedshop.com

                        Comment

                        • Pl3wA
                          E30 Mastermind
                          • Dec 2011
                          • 1589

                          #597
                          cant wait to get boosted!

                          Comment

                          • kamotors
                            R3V OG
                            • Nov 2007
                            • 7102

                            #598
                            going to try to pick up another 10-20whp with a different boost control and waste gate setup. Going to try a tapering up boost curve, have it set to creep to around 23-24psi by revlimiter. just going to do it for one pull, if I'm happy I'll set it up with an electronic boost controller and different wastegate spring.


                            7speedshop.com

                            Comment

                            • sayed ali
                              Mod Crazy
                              • Jan 2012
                              • 762

                              #599
                              Boost is an addiction :)


                              M20B28 Turbo

                              My Build Thread

                              http://www.r3vlimited.com/board/showthread.php?t=255839

                              Comment

                              • kamotors
                                R3V OG
                                • Nov 2007
                                • 7102

                                #600
                                after I got my new tires it stopped being so crazy so I need more power to make it crazy again:)


                                7speedshop.com

                                Comment

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