Mazdaspeed 3/6 Engine

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

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  1. Raider
    Like x 6

    Universal Mazdaspeed 3/6 Serpentine Belt Tensioner for less than OEM!

    Raider, Mar 17, 2016
    Replies:
    11
    Views:
    4,503
    dagrimey1
    Mar 27, 2023 at 3:24 PM
  2. 2MEKE

    ECU Wiring OCV

    2MEKE, Feb 22, 2022
    Replies:
    1
    Views:
    323
    William Ayres
    Mar 19, 2023
  3. jsilva

    Where to add cleaner using vacuum line?

    jsilva, Mar 9, 2023
    Replies:
    11
    Views:
    234
    jsilva
    Mar 17, 2023
  4. VoodooJef
    Like x 10

    Focus ST mani install (and how to keep your existing piping)

    VoodooJef, Feb 28, 2018
    Replies:
    15
    Views:
    7,957
    jdab555
    Mar 10, 2023
  5. Maisonvi
    Like x 9

    MAF Sensor O-Ring

    Maisonvi, Apr 21, 2017 ... 2
    Replies:
    29
    Views:
    6,072
    Sleepy_Pat
    Feb 11, 2023
  6. Yilld

    Startup noise (most likely not VVT)

    Yilld, Mar 6, 2021
    Replies:
    12
    Views:
    2,263
    Benjamin Owens IV
    Jan 29, 2023
  7. Wrestler216

    Possible throttle body issue

    Wrestler216, Mar 7, 2021 ... 2
    Replies:
    25
    Views:
    4,203
    Awafrican
    Jan 23, 2023
  8. Lilloui05

    Front Engine Hanger Bolt Size?

    Lilloui05, Jan 13, 2023
    Replies:
    4
    Views:
    172
    Awafrican
    Jan 18, 2023
  9. jsilva

    Hesitations, lower RPMs, more when cold

    jsilva, Dec 18, 2022
    Replies:
    5
    Views:
    282
    jsilva
    Jan 6, 2023
  10. Ms3geo

    cylinder head porting

    Ms3geo, Dec 28, 2022
    Replies:
    2
    Views:
    140
    Ms3geo
    Dec 28, 2022
  11. jesus

    [solved] on going cylinder 4 misfire

    jesus, Apr 2, 2021
    Replies:
    8
    Views:
    912
    jesus
    Dec 4, 2022
  12. originalmarshmello

    BNR S4 Turbo Shaft Play - Acceptable or not?

    originalmarshmello, Nov 28, 2022
    Replies:
    3
    Views:
    247
    originalmarshmello
    Nov 29, 2022
  13. Juschiln19

    New built motor died roughly 20k miles

    Juschiln19, Aug 11, 2022
    Replies:
    10
    Views:
    619
    DR. K
    Nov 26, 2022
  14. originalmarshmello

    Best Oil Catch Can Setup / Routing For BNR S4

    originalmarshmello, Nov 26, 2022
    Replies:
    0
    Views:
    182
    originalmarshmello
    Nov 26, 2022
  15. mr.crumpet

    Doubt in turbocharger decision (bnr s2 vs s3 vs cst4)

    mr.crumpet, Apr 2, 2020
    Replies:
    11
    Views:
    4,142
    SyntheticAtmosphere
    Nov 24, 2022
  16. jsilva

    Knocking briefly then gone?

    jsilva, Nov 4, 2022
    Replies:
    0
    Views:
    216
    jsilva
    Nov 4, 2022
  17. Meme

    First swap, Any common issues?

    Meme, Oct 9, 2022
    Replies:
    1
    Views:
    249
    L337TurboZ
    Oct 9, 2022
  18. SyntheticAtmosphere

    BNR S4 with ball bearings?

    SyntheticAtmosphere, Oct 9, 2022
    Replies:
    0
    Views:
    151
    SyntheticAtmosphere
    Oct 9, 2022
  19. The_big_dill

    OCC lines collapsing

    The_big_dill, Jun 21, 2020
    Replies:
    13
    Views:
    1,247
    jesus
    Sep 8, 2022
  20. timbo

    Engine Overheating/ Burning Oil

    timbo, Dec 9, 2021
    Replies:
    7
    Views:
    574
    jdab555
    Aug 28, 2022
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