Mazdaspeed 3/6 Engine

For MS3/6 engines only. Transmissions/Drivetrains, check the model specific locations.

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  1. Meicalnissyen

    * port fueling options

    Meicalnissyen, Feb 6, 2021
    Replies:
    13
    Views:
    785
    Easter Bunny
    Feb 10, 2021
  2. Shawn Spencer

    Cylinder Head Rebuild/ Refresh

    Shawn Spencer, Jun 28, 2023
    Replies:
    8
    Views:
    792
    L337TurboZ
    Jun 29, 2023
  3. jon.stoecker17

    Getting my speed 3 back on the road

    jon.stoecker17, Aug 22, 2020
    Replies:
    10
    Views:
    794
    stockms3
    Aug 23, 2020
  4. Thatstangkid

    Can’t kick readiness monitors

    Thatstangkid, Aug 20, 2020
    Replies:
    2
    Views:
    798
    Thatstangkid
    Aug 21, 2020
  5. jsilva

    Disabling cold start?

    jsilva, Feb 9, 2024 ... 2
    Replies:
    20
    Views:
    816
    Sleepy_Pat
    Feb 15, 2024
  6. Rotormike

    Retorquing head studs required?

    Rotormike, Sep 22, 2021
    Replies:
    8
    Views:
    828
    Eroler1
    Sep 24, 2021
  7. originalmarshmello

    Should I replace my downpipe gasket when upgrading? + tuning question

    originalmarshmello, Jul 7, 2022
    Replies:
    3
    Views:
    856
    StayFrausty
    Jul 7, 2022
  8. mituc

    Longer flywheel bolts

    mituc, Aug 4, 2019
    Replies:
    3
    Views:
    856
    Raider
    Aug 7, 2019
  9. jsilva

    Fuel injector impedance question

    jsilva, Feb 27, 2021
    Replies:
    6
    Views:
    873
    L337TurboZ
    Mar 2, 2021
  10. Hutch13

    Coolant flush/new coolant

    Hutch13, Dec 29, 2020
    Replies:
    4
    Views:
    891
    SyntheticAtmosphere
    Dec 29, 2020
  11. Turbo

    Multiple Cylinder Misfire...

    Turbo, Oct 7, 2016
    Replies:
    2
    Views:
    904
    Enki
    Oct 9, 2016
  12. Daniel Castro

    Hesitation while flooring the pedal to the metal

    Daniel Castro, Apr 1, 2022
    Replies:
    10
    Views:
    905
    Daniel Castro
    May 5, 2022
  13. iamjhonrey

    2007 MS3 Engine Compressions

    iamjhonrey, Jul 28, 2019
    Replies:
    5
    Views:
    908
    JohnnyTightlips
    Jul 29, 2019
  14. Corchid
    Like x 7

    DIY Cerakote C-Series

    Corchid, Apr 18, 2022
    Replies:
    5
    Views:
    926
    Raider
    Apr 19, 2022
  15. StreetSpeed6

    Aftermarket injector seal REUSE

    StreetSpeed6, Aug 5, 2022
    Replies:
    1
    Views:
    942
    Raider
    Aug 8, 2022
  16. jsilva

    Forge bypass valve rotation?

    jsilva, Jun 5, 2021
    Replies:
    6
    Views:
    962
    jsilva
    Jul 17, 2021
  17. Slowms6__

    Having some issues

    Slowms6__, Dec 16, 2021
    Replies:
    9
    Views:
    971
    Slowms6__
    Dec 17, 2021
  18. drew10101010

    Underdrive pulley

    drew10101010, Nov 30, 2020
    Replies:
    4
    Views:
    1,007
    Easter Bunny
    Nov 30, 2020
  19. jsilva

    Dipstick direction?

    jsilva, Nov 28, 2021
    Replies:
    7
    Views:
    1,013
    GohanX
    Dec 7, 2021
  20. Bobby

    Running rich under boost?

    Bobby, Oct 12, 2020
    Replies:
    3
    Views:
    1,017
    SharksInSpace
    Oct 12, 2020
Showing threads 81 to 100 of 262

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