Mazdaspeed 3/6 Engine

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

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  1. Speed777

    Oil Consumption question

    Speed777, Aug 16, 2023
    Replies:
    4
    Views:
    388
    Mtnbker3531
    Aug 31, 2023
  2. SJones

    Coolant to turbo possible issue

    SJones, Aug 4, 2023
    Replies:
    4
    Views:
    427
    SJones
    Aug 14, 2023
  3. SJones

    Alternative intake manifold

    SJones, Jul 16, 2023
    Replies:
    8
    Views:
    341
    Easter Bunny
    Jul 17, 2023
  4. SJones

    Injector cleaning in situ?

    SJones, Jul 16, 2023 ... 2
    Replies:
    26
    Views:
    1,028
    SJones
    Feb 15, 2024
  5. Stephen Stites

    OEM Head Gasket for 88mm bore?

    Stephen Stites, Jul 2, 2023
    Replies:
    5
    Views:
    530
    Scaytale
    Nov 5, 2023
  6. Shawn Spencer

    Cylinder Head Rebuild/ Refresh

    Shawn Spencer, Jun 28, 2023
    Replies:
    8
    Views:
    728
    L337TurboZ
    Jun 29, 2023
  7. DSnyder

    Installing JDM engine in USDM vehicle

    DSnyder, Jun 3, 2023
    Replies:
    4
    Views:
    461
    Awafrican
    Jun 4, 2023
  8. tougespeed3

    Speed 3 to 6 swap

    tougespeed3, May 31, 2023
    Replies:
    1
    Views:
    464
    Cfoldone
    Jun 1, 2023
  9. ajkulish

    Aftermarket fan controller

    ajkulish, May 9, 2023
    Replies:
    12
    Views:
    1,090
    ajkulish
    Jan 8, 2024
  10. Raider

    Do I need a thicker head gasket?

    Raider, Apr 11, 2023
    Replies:
    6
    Views:
    377
    Raider
    Apr 13, 2023
  11. Lilloui05

    Oem injector seal orientation

    Lilloui05, Apr 8, 2023
    Replies:
    2
    Views:
    473
    Lilloui05
    Apr 8, 2023
  12. Adam_G987

    CST4 Wastegate Hose Fitting Broke

    Adam_G987, Apr 4, 2023
    Replies:
    3
    Views:
    348
    Awafrican
    Apr 5, 2023
  13. TheCopyCat

    Valve Lash Adjust Advice

    TheCopyCat, Mar 30, 2023
    Replies:
    5
    Views:
    653
    Awafrican
    Apr 14, 2024
  14. jsilva

    Where to add cleaner using vacuum line?

    jsilva, Mar 9, 2023
    Replies:
    11
    Views:
    602
    jsilva
    Mar 17, 2023
  15. Lilloui05

    Front Engine Hanger Bolt Size?

    Lilloui05, Jan 13, 2023
    Replies:
    4
    Views:
    304
    Awafrican
    Jan 18, 2023
  16. Ms3geo

    cylinder head porting

    Ms3geo, Dec 28, 2022
    Replies:
    2
    Views:
    356
    Ms3geo
    Dec 28, 2022
  17. jsilva

    Hesitations, lower RPMs, more when cold

    jsilva, Dec 18, 2022
    Replies:
    5
    Views:
    467
    jsilva
    Jan 6, 2023
  18. Jp.ms3

    Valve Spring/Retainers

    Jp.ms3, Dec 6, 2022
    Replies:
    4
    Views:
    1,062
    Jp.ms3
    Dec 9, 2022
  19. originalmarshmello

    BNR S4 Turbo Shaft Play - Acceptable or not?

    originalmarshmello, Nov 28, 2022
    Replies:
    3
    Views:
    554
    originalmarshmello
    Nov 29, 2022
  20. originalmarshmello

    Best Oil Catch Can Setup / Routing For BNR S4

    originalmarshmello, Nov 26, 2022
    Replies:
    0
    Views:
    534
    originalmarshmello
    Nov 26, 2022
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