Mazdaspeed 3/6 Engine

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

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  1. benddy

    Needed mods for bigger turbo

    benddy, May 25, 2021
    Replies:
    4
    Views:
    1,211
    SyntheticAtmosphere
    May 25, 2021
  2. jsilva

    Intake manifold, what is this?

    jsilva, Mar 31, 2020
    Replies:
    3
    Views:
    1,195
    Awafrican
    Apr 1, 2020
  3. jsilva

    Turn oil pump by hand, how easy?

    jsilva, Feb 14, 2021
    Replies:
    6
    Views:
    1,185
    jsilva
    Feb 19, 2021
  4. Rotormike

    Low compression on built motor tore up the cylinder walls

    Rotormike, Mar 31, 2022
    Replies:
    8
    Views:
    1,150
    Rotormike
    Apr 19, 2022
  5. Sleepin6

    Crank pully failure?

    Sleepin6, Jul 31, 2018
    Replies:
    3
    Views:
    1,145
    Sleepin6
    Aug 3, 2018
  6. HoosierHillBilly

    Gen 2 engine into Gen 1

    HoosierHillBilly, Aug 28, 2023
    Replies:
    13
    Views:
    1,142
    Easter Bunny
    Sep 13, 2023
  7. Mtnbker3531

    Built motor DD and cold weather starting??

    Mtnbker3531, Dec 2, 2021
    Replies:
    14
    Views:
    1,137
    Mtnbker3531
    Dec 18, 2021
  8. aanssi

    ECU tuning on MPS 6

    aanssi, Mar 1, 2022
    Replies:
    6
    Views:
    1,135
    Awafrican
    Mar 1, 2022
  9. ajkulish

    Aftermarket fan controller

    ajkulish, May 9, 2023
    Replies:
    12
    Views:
    1,132
    ajkulish
    Jan 8, 2024
  10. Brian MS3

    engine timing

    Brian MS3, Feb 16, 2016
    Replies:
    5
    Views:
    1,121
    Patrick Martz
    Feb 24, 2016
  11. Trey

    Help! Purchasing Parts for High Mileage Engine

    Trey, Jul 16, 2020
    Replies:
    7
    Views:
    1,114
    Awafrican
    Aug 2, 2020
  12. StreetSpeed6

    MS6 PnP

    StreetSpeed6, Apr 14, 2019
    Replies:
    5
    Views:
    1,106
    StreetSpeed6
    Apr 15, 2019
  13. DubC

    should i replace my occ?

    DubC, Apr 1, 2019
    Replies:
    6
    Views:
    1,099
    DubC
    Apr 1, 2019
  14. mangosmoothie

    PSA: OEM brand compression tester from Autozone

    mangosmoothie, Apr 1, 2017
    Replies:
    1
    Views:
    1,098
    SharksInSpace
    Apr 1, 2017
  15. Sleepin6
    Like x 4

    Mzr dipstick woes

    Sleepin6, Apr 17, 2020
    Replies:
    3
    Views:
    1,096
    The_big_dill
    Jun 12, 2020
  16. Jp.ms3

    Valve Spring/Retainers

    Jp.ms3, Dec 6, 2022
    Replies:
    4
    Views:
    1,095
    Jp.ms3
    Dec 9, 2022
  17. SJones

    Injector cleaning in situ?

    SJones, Jul 16, 2023 ... 2
    Replies:
    26
    Views:
    1,084
    SJones
    Feb 15, 2024
  18. 2MEKE

    ECU Wiring OCV

    2MEKE, Feb 22, 2022
    Replies:
    3
    Views:
    1,083
    QBAelectric
    Mar 18, 2024
  19. Meicalnissyen

    valve guide wear limits

    Meicalnissyen, Nov 8, 2020
    Replies:
    5
    Views:
    1,052
    The_big_dill
    Nov 12, 2020
  20. raj_krishnamurthy

    2010 Mazdaspeed3- Injectors 2 and 3 not firing

    raj_krishnamurthy, Oct 5, 2020
    Replies:
    3
    Views:
    1,040
    Nicholas Sanchez
    Aug 14, 2021
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