Engines

Engines, fueling and tuning

  1. 8-valve

    Section for all 8-valve engines
    Discussions:
    3,971
    Messages:
    37,310
    Latest: Camshaft toast? Jwoodhe1, Jul 7, 2025 at 8:51 PM

  2. 16-valve

    Section for all things related to 16-valve engines
    Discussions:
    4,936
    Messages:
    61,709
    Latest: How to repair a faulty 2.0 16v ABF throttle close microswitch Peffa, Jul 6, 2025 at 11:32 AM

  3. 1.8 & 1.8T

    Section for all things related to the 20-valve 4 cyl engine
    Discussions:
    2,784
    Messages:
    26,377
    Latest: Open Circuits eddiedebo, Jul 9, 2025 at 9:37 AM

  4. VR5, VR6 & Wx

    Section for all things related to the VR6 & V6 engines
    Discussions:
    1,246
    Messages:
    10,861
    Latest: Mk2 Golf 3.2 any ideas on air filter setups? DJP, Jul 2, 2025

  5. FSI (inc. GTI 2.0T)

    Section for all things related to the new breed engines (EA888, EA113, FSI, TSI, TFSI - call them what you will)
    Discussions:
    149
    Messages:
    1,285
    Latest: FSI/TFSI into a mk2, best mounting solution? Toyotec, Jun 20, 2025

  6. Diesel

    Section for all things related to diesel engines
    Discussions:
    791
    Messages:
    6,816
    Latest: 1Z 1.9 tdi pump timing issue danster, Jun 29, 2025
Page 1 of 1120
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Title ↓ Start Date
Replies Views
Last Message
  1. CRISPY 8V
    Locked Sticky

    VAG COM Users in FAQ

    Crispy 8V, Jun 27, 2006
    Replies:
    0
    Views:
    11,629
    Crispy 8V
    Jun 27, 2006
  2. A.N. OTHER
    Sticky

    The GTI Engine and its humble origins

    A.N. Other, Sep 28, 2010
    Replies:
    13
    Views:
    13,181
    A.N. Other
    Sep 30, 2010
  3. A.N. OTHER
    Sticky

    Technical Engine Performance Discussions Index

    A.N. Other, Nov 27, 2013
    Replies:
    0
    Views:
    3,343
    A.N. Other
    Nov 27, 2013
  4. rubjonny
    Sticky

    OEM MK4 management wiring => Mk1/2/3 harness install FAQ (Now with added dieselness!)

    rubjonny, Nov 8, 2013 ... 48 49 50
    Replies:
    981
    Views:
    495,085
    rubjonny
    Jun 17, 2025
  5. VW_SINGH
    Sticky

    Mk1 Golf - Fuel starvation on right hand bends.Analysis and conclusion

    vw_singh, Jun 30, 2009
    Replies:
    15
    Views:
    17,673
    vw_singh
    Jul 3, 2009
  6. davkav
    Sticky

    Idle Stabilisation Valve (ISV) teardown

    davkav, Apr 17, 2018
    Replies:
    10
    Views:
    1,564
    xav
    Oct 9, 2022
  7. Toyotec
    Sticky

    Fuel pumps and flow capablity

    Toyotec, Apr 14, 2011
    Replies:
    9
    Views:
    8,023
    Dave
    Jul 3, 2024
  8. A.N. OTHER
    Sticky

    4 cylinder bore & stroke combinations + max bore & stroke list

    A.N. Other, Jan 20, 2011 ... 2 3
    Replies:
    43
    Views:
    51,470
    HPR
    Jun 11, 2020
  9. SINISTERDEXTER

    ’Valver Noob Questions...

    sinisterdexter, Nov 28, 2005
    Replies:
    8
    Views:
    866
    miggs2002
    Dec 12, 2005
  10. PHILC

    ’orrible rattling

    PhilC, Sep 13, 2005
    Replies:
    4
    Views:
    761
    mark25
    Sep 17, 2005
  11. Trev16v

    ’KS2’ carburettor?

    Trev16v, Jul 11, 2004
    Replies:
    3
    Views:
    3,844
    Oplaii
    Jul 11, 2004
  12. REDBARON

    ’Jerkiness’

    redbaron, May 17, 2004
    Replies:
    14
    Views:
    908
    redbaron
    May 19, 2004
  13. velly_16v_cab

    ’I’ did my headgasket on the wknd (pics)

    velly_16v_cab, May 3, 2005 ... 2
    Replies:
    25
    Views:
    1,814
    Funkyfin2000
    May 5, 2005
  14. ICE'DMK2

    ’C’ clamp on exhaust

    ice'dmk2, Feb 4, 2004
    Replies:
    2
    Views:
    946
    Drew21
    Feb 5, 2004
  15. QUICKSILVER

    ’box swap

    Quicksilver, Mar 27, 2004
    Replies:
    3
    Views:
    816
    jake
    Mar 27, 2004
  16. JSEM

    ’box made to fit Mk2

    Jsem, May 12, 2004
    Replies:
    1
    Views:
    1,688
    prof
    May 12, 2004
  17. ATLAS 12V

    ’99 Polo 1.4 8v Cam Belt Change

    Atlas 12v, Jul 26, 2005
    Replies:
    2
    Views:
    831
    Atlas 12v
    Jul 27, 2005
  18. LIVEFASTDIE

    ’99 jetta 2.0 8v swap mk2 gti

    livefastdie, May 28, 2004
    Replies:
    0
    Views:
    801
    livefastdie
    May 28, 2004
  19. NUTTINNEW

    ’98 Passat 20vt

    nuttinnew, Dec 10, 2003
    Replies:
    8
    Views:
    965
    prof
    Dec 11, 2003
  20. SEIZURE

    ’96 Mk3 Golf TDi fuel pump

    Seizure, Sep 26, 2005
    Replies:
    1
    Views:
    891
    Seizure
    Sep 26, 2005
  21. JSH712P

    ’93 Mk3 8v GTI Geabox failure!!!

    jsh712p, Feb 9, 2006
    Replies:
    1
    Views:
    834
    Hotgolf
    Feb 9, 2006
  22. JAMESD

    ’92 Mk2 16V Golf Gti sensor

    jamesd, Jul 26, 2005
    Replies:
    2
    Views:
    921
    jamesd
    Jul 27, 2005
  23. SILVER 83

    ’92 cabrio sportline power

    silver 83, Mar 13, 2006
    Replies:
    7
    Views:
    887
    silver 83
    Mar 14, 2006
  24. VW_SINGH

    ’91 Passat ISV control....

    vw_singh, Oct 5, 2005
    Replies:
    1
    Views:
    758
    TheSecondComing
    Oct 6, 2005
  25. LUKEYBOY

    ’91 Digifant idle question

    LukeyBoy, Dec 2, 2004
    Replies:
    5
    Views:
    975
    chrismc
    Dec 2, 2004
  26. JAMESD

    ’91 16V Mk2 Distributor Seal

    jamesd, Dec 31, 2003 ... 2
    Replies:
    33
    Views:
    9,072
    TheSecondComing
    Jul 4, 2004
  27. STU

    ’91 16v - Cold start problems

    Stu, Aug 18, 2004
    Replies:
    10
    Views:
    1,065
    Stu
    Aug 19, 2004
  28. ALEXTGREEN

    ’90 16v GTI, idle and mixture problems

    alextgreen, Jan 14, 2005
    Replies:
    0
    Views:
    805
    alextgreen
    Jan 14, 2005
Showing threads 1 to 20 of 22,383

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