Mazdaspeed 3/6 Engine

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

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  1. Mauro_Penguin

    Rear Main Seal tool.... anyone have pics?

    Mauro_Penguin, Jul 16, 2021
    Replies:
    9
    Views:
    1,592
    Cfoldone
    May 27, 2023
  2. Speed777

    Need advice on gasket!

    Speed777, Mar 3, 2021
    Replies:
    13
    Views:
    1,579
    Awafrican
    Apr 4, 2021
  3. Jeff_1203

    Crank bolt on mazdaspeed 3 2007

    Jeff_1203, Jan 17, 2022
    Replies:
    7
    Views:
    1,566
    jsilva
    Jan 18, 2022
  4. Bobby

    XS Power exhaust manifold leak

    Bobby, Nov 3, 2020
    Replies:
    3
    Views:
    1,546
    Mauro_Penguin
    Dec 15, 2020
  5. jsilva

    Grounding issue or not?

    jsilva, May 27, 2020
    Replies:
    4
    Views:
    1,539
    jsilva
    May 28, 2020
  6. Kornbread

    Verify oem long block

    Kornbread, Jun 4, 2020
    Replies:
    10
    Views:
    1,517
    drew10101010
    Nov 8, 2020
  7. chrisgrissle

    Low Compression

    chrisgrissle, Aug 12, 2020
    Replies:
    5
    Views:
    1,472
    The_big_dill
    Aug 20, 2020
  8. 4dr Threat

    Highest dyno of CST4

    4dr Threat, Mar 8, 2021
    Replies:
    5
    Views:
    1,433
    Sho
    Mar 10, 2021
  9. Sand

    Want an intake manifold but need EGR for CA smog

    Sand, Jun 10, 2022
    Replies:
    14
    Views:
    1,415
    Devinthedood
    May 10, 2024
  10. Majin

    EWG screamer pipe

    Majin, May 17, 2020
    Replies:
    2
    Views:
    1,405
    L337TurboZ
    Aug 2, 2020
  11. jsilva

    What are these mods?

    jsilva, Apr 10, 2020
    Replies:
    18
    Views:
    1,392
    jsilva
    Nov 2, 2020
  12. SoggyPasta

    What Am I Missing? Engine Rebuild Help

    SoggyPasta, Feb 2, 2022
    Replies:
    5
    Views:
    1,391
    StreetSpeed6
    Feb 5, 2022
  13. timbo

    Engine Overheating/ Burning Oil

    timbo, Dec 9, 2021
    Replies:
    7
    Views:
    1,379
    jdab555
    Aug 28, 2022
  14. Juschiln19

    New built motor died roughly 20k miles

    Juschiln19, Aug 11, 2022
    Replies:
    11
    Views:
    1,367
    Juschiln19
    Aug 28, 2023
  15. jdr767

    Ok what am I missing here? Extras after valve cleaning.

    jdr767, Aug 15, 2020
    Replies:
    13
    Views:
    1,354
    jdr767
    Sep 3, 2020
  16. tim kennedy

    Crank shaft

    tim kennedy, Apr 20, 2016
    Replies:
    7
    Views:
    1,306
    FattiMotorWorks
    Aug 3, 2016
  17. WetzMS3
    Like x 8

    #nipslip

    WetzMS3, Apr 28, 2016
    Replies:
    9
    Views:
    1,283
    monkey.bones.007
    Apr 30, 2016
  18. jsilva

    How to tell if ECU has factory tune?

    jsilva, Apr 7, 2021
    Replies:
    6
    Views:
    1,279
    jsilva
    Apr 15, 2021
  19. jsilva

    Camshaft bent?

    jsilva, Jan 28, 2021
    Replies:
    10
    Views:
    1,259
    Meicalnissyen
    Feb 4, 2021
  20. King Crow

    Stock downpipe cat removal

    King Crow, May 22, 2022
    Replies:
    11
    Views:
    1,245
    StayFrausty
    May 25, 2022
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