1.8T Engine Forum
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    Threads 1 to 30 of 147100

    Forum: 1.8T Engine Forum

    Discussion forum for the 20-valve 1.8 liter turbocharged 4-cylinder engine found in the Audi A3, S3, A4, Golf/Jetta MkIV, New Beetle, Passat, TT, etc.

    Sub-Forums    

    1. 1.8T - Vendor Marketplace

      Forum for vendors to post announcements, deals, group buys, and more.
    1. Sticky Thread Sticky: FAQ | Links | DIY | Reference - Table of Contents - 1.8t

      Started by groggory, 09-01-2011 06:28 PM
      2 Pages
      1 2
      • Replies: 29
      • Views: 407,581
      05-03-2020, 12:58 AM Go to last post
    2. Sticky Thread Sticky: FAQ - Maestro Tuning Suite for 1.8T

      Started by groggory, 08-31-2015 03:38 PM
      • Replies: 18
      • Views: 18,678
      06-21-2019, 12:22 PM Go to last post
    3. Sticky Thread Sticky: FAQ Material - 20v ... Best Build Threads

      Started by groggory, 01-17-2013 03:55 PM
      3 Pages
      1 2 3
      • Replies: 63
      • Views: 97,521
      12-16-2018, 02:17 AM Go to last post
    4. Sticky Thread Sticky: Beat the Heat Frankenturbo F23 Drag Build

      Started by Beat the Heat, 05-22-2012 04:49 PM
      54 Pages
      1 2 3 4 5 ... 54
      • Replies: 1,343
      • Views: 272,340
      11-09-2018, 07:44 PM Go to last post
    5. Sticky Thread Sticky: 1.8T Forum - Read Me First

      Started by groggory, 12-18-2012 01:53 PM
      • Replies: 0
      • Views: 42,433
      12-18-2012, 01:53 PM Go to last post
    1. AEB big turbo idle/general running issues

      Started by Htnelson, Today 02:33 PM
      • Replies: 0
      • Views: 26
      Today, 02:33 PM Go to last post
    2. check out this compressor map and tell me what you think

      Started by 50trim S, 08-13-2008 08:07 PM
      43 Pages
      1 2 3 4 5 ... 43
      • Replies: 1,065
      • Views: 328,745
      Yesterday, 06:26 PM Go to last post
      • Replies: 296
      • Views: 235,031
      Yesterday, 01:46 PM Go to last post
      • Replies: 6
      • Views: 429
      07-05-2020, 05:26 PM Go to last post
    3. Starts, runs, idles fine for a while, then dies.

      Started by vtraudt, 03-20-2020 11:55 AM
      • Replies: 4
      • Views: 285
      07-05-2020, 08:38 AM Go to last post
    4. Why do manual cars perform better than automatic cars?

      Started by BlackGTITurbo01, 07-31-2001 03:21 AM
      2 Pages
      1 2
      • Replies: 38
      • Views: 3,001
      07-02-2020, 12:21 PM Go to last post
    5. Material for the FAQ : Camshafts

      Started by groggory, 10-17-2012 03:43 PM
      2 Pages
      1 2
      • Replies: 35
      • Views: 15,900
      07-01-2020, 02:51 AM Go to last post
    6. about to install a CTS turbo kit, anything i should know?

      Started by vee_dubb_gti, 12-21-2018 05:47 PM
      2 Pages
      1 2
      • Replies: 36
      • Views: 4,908
      06-30-2020, 09:10 PM Go to last post
    7. Biohzrd build thread, 2000 Beetle APH 5sp

      Started by Biohzrd, 06-24-2020 06:36 PM
      • Replies: 3
      • Views: 322
      06-26-2020, 12:18 PM Go to last post
    8. Cooling fan issues(yes I’ve searched)

      Started by A111 OEM, 05-02-2020 10:11 AM
      • Replies: 11
      • Views: 392
      06-26-2020, 10:47 AM Go to last post
    9. Swapping 2.0l for 1.8l turbo

      Started by baxternelly, 06-25-2020 09:28 PM
      • Replies: 0
      • Views: 230
      06-25-2020, 09:28 PM Go to last post
    10. coolant smell and smoke

      Started by nenocupra, 04-02-2020 06:43 PM
      • Replies: 1
      • Views: 213
      06-25-2020, 06:46 AM Go to last post
    11. Bouncing idle

      Started by troici'sgti, 04-07-2020 04:46 PM
      • Replies: 6
      • Views: 280
      06-25-2020, 06:43 AM Go to last post
    12. my 1.8t smokes even though i don't...

      Started by andyTHEdanger, 04-29-2020 03:44 PM
      • Replies: 2
      • Views: 225
      06-25-2020, 06:40 AM Go to last post
    13. Coolant dumped all under car, but no leak visible?

      Started by t.davis, 06-19-2020 07:29 PM
      • Replies: 3
      • Views: 271
      06-25-2020, 06:36 AM Go to last post
    14. Turns over but won't start...

      Started by handdrumman, 06-02-2011 04:13 AM
      • Replies: 15
      • Views: 19,225
      06-24-2020, 09:11 PM Go to last post
    15. P3081 code, but I've tried the fixes

      Started by Dstrainer, 11-30-2010 12:15 PM
      • Replies: 21
      • Views: 17,766
      06-24-2020, 06:35 AM Go to last post
    16. Oil leaking at turbo outlet flange

      Started by 1.8T_Rbb1485, 05-12-2020 04:27 PM
      • Replies: 4
      • Views: 484
      06-19-2020, 01:15 PM Go to last post
    17. Ultimate Timing Belt DIY!

      Started by Tim_1.8T, 09-24-2006 07:25 PM
      39 Pages
      1 2 3 4 5 ... 39
      • Replies: 952
      • Views: 832,248
      06-17-2020, 01:32 AM Go to last post
    18. how to cover timing belt when using manual tensioner

      Started by bs., 06-15-2020 05:11 PM
      • Replies: 3
      • Views: 253
      06-16-2020, 01:56 PM Go to last post
    19. Replace interior fuse box mk4 Jetta 1.8t

      Started by Guyjetta, 06-16-2020 01:20 PM
      • Replies: 0
      • Views: 135
      06-16-2020, 01:20 PM Go to last post
    20. can i use a 140A alternator on an AWP engine?

      Started by bs., 06-15-2020 05:13 PM
      • Replies: 0
      • Views: 179
      06-15-2020, 05:13 PM Go to last post
    21. F23 oil and coolant lines

      Started by pasvindes, 06-15-2020 04:20 PM
      • Replies: 1
      • Views: 161
      06-15-2020, 04:21 PM Go to last post
    22. Hybrid oil pan swap question

      Started by mat3833, 06-14-2020 12:42 PM
      • Replies: 4
      • Views: 283
      06-15-2020, 12:09 PM Go to last post
    23. DIY for wideband O2 conversion???

      Started by storx, 02-17-2009 07:21 PM
      3 Pages
      1 2 3
      • Replies: 53
      • Views: 22,947
      06-15-2020, 04:05 AM Go to last post
    24. 2005 mk4 1.8t won't start

      Started by Joe1.8t, 06-13-2020 01:48 PM
      • Replies: 4
      • Views: 278
      06-14-2020, 05:15 PM Go to last post
    25. Odbeleven airbag light

      Started by Guyjetta, 06-13-2020 09:55 PM
      • Replies: 0
      • Views: 188
      06-13-2020, 09:55 PM Go to last post
      • Replies: 18
      • Views: 8,108
      06-12-2020, 10:05 AM Go to last post
    26. Ultimate k04 hybrid

      Started by Audi25psi, 01-13-2016 12:57 AM
      2 Pages
      1 2
      • Replies: 30
      • Views: 6,103
      06-10-2020, 12:49 AM Go to last post

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