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Thread: M50b25 stock intake manifold and throttle

  1. #26
    Join Date
    Nov 2009
    Location
    italy
    Posts
    124
    My Cars
    325i e36
    sorry ms2 not give this possibility
    only fixed duty on ms2

  2. #27
    Join Date
    Apr 2006
    Location
    Minnesota eh?
    Posts
    6,155
    My Cars
    86 325es
    It looks like you would need to update to a newer firmware to run a dwell table. Try using 4.0 and see what happens.


    86 325es, 2.8L m50, S476sxe, ProEFI 128 ecu, e85, solid rear axle, TH400 trans, 28x10.5w slicks, zip ties, popsicle sticks, tape
    best time 9.06 @ 151.8 mph, best 60 foot 1.30

  3. #28
    Join Date
    Nov 2009
    Location
    italy
    Posts
    124
    My Cars
    325i e36
    i have k data

    i have also exhaust downlipe 76 mm
    and exhaust down car 70 mm

  4. #29
    Join Date
    Nov 2009
    Location
    italy
    Posts
    124
    My Cars
    325i e36
    updated ms2 firmware i dee chsnges in softwsre but dwell rest fixed

  5. #30
    Join Date
    Apr 2006
    Location
    Minnesota eh?
    Posts
    6,155
    My Cars
    86 325es
    I don’t understand what you mean


    86 325es, 2.8L m50, S476sxe, ProEFI 128 ecu, e85, solid rear axle, TH400 trans, 28x10.5w slicks, zip ties, popsicle sticks, tape
    best time 9.06 @ 151.8 mph, best 60 foot 1.30

  6. #31
    Join Date
    Nov 2009
    Location
    italy
    Posts
    124
    My Cars
    325i e36
    solved, was exhaust 70 mm too littleIMG-20190109-WA0004.jpgIMG-20190109-WA0006.jpg

  7. #32
    Join Date
    Nov 2009
    Location
    italy
    Posts
    124
    My Cars
    325i e36
    now question is...how big i have to make exhaust?

  8. #33
    Join Date
    Mar 2016
    Location
    greece
    Posts
    29
    My Cars
    bmw 325i 1998 coupe
    the pipe you add in the photo is 76mm?i think you should go 90mm at this power level

  9. #34
    Join Date
    Nov 2009
    Location
    italy
    Posts
    124
    My Cars
    325i e36
    yes is 76 in photo
    i am making downpipe of 90 mm

    but i do not know secon part of exhaust after downpipe what size

  10. #35
    Join Date
    Mar 2016
    Location
    greece
    Posts
    29
    My Cars
    bmw 325i 1998 coupe
    the bigger the better

  11. #36
    Join Date
    Nov 2009
    Location
    italy
    Posts
    124
    My Cars
    325i e36
    76 mm exhaust and 90 dp is ok for hold 750 hp?

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