Engine Related

3,136 topics in this forum

1. K & N panel filters ? 1 2 3 4

   By clintondane, November 17, 2013
   • 79 replies
   • 6.5k views
   • 
   • Steveo
   • November 22, 2013

3. Water/Meth injection 1 2 3

   By Stoffa, January 2, 2013
   • 56 replies
   • 6.5k views
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   • hijacka
   • March 9, 2014

4. The Twin Scroll Wastegate Debate 1 2

   By ADIKT, August 11, 2014
   • 32 replies
   • 6.4k views
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   • Guest
   • August 24, 2014

5. engine problem !!!!!!!!!!!!!!! 1 2 3

   By Mikesti, December 1, 2009
   • 69 replies
   • 6.4k views
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   • ReubenH
   • December 23, 2009

6. Are there any external differences between EJ20H and EJ20R?? 1 2

   By Guest boostin, January 5, 2010
   • 26 replies
   • 6.4k views
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   • Joker
   • January 15, 2010

7. Rebuild cost for EJ20G 1 2

   By BLSTIC, February 10, 2013
   • 30 replies
   • 6.4k views
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   • thorpy
   • February 12, 2013

8. UPGRADING SIDE FEED INJECTORS 1 2 3

   By B4 2000, March 20, 2011
   • 65 replies
   • 6.4k views
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   • Guest
   • March 31, 2011

9. A little bit more power??? 1 2 3

   By Garryg, September 8, 2010
   • 72 replies
   • 6.4k views
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   • Guest
   • October 26, 2010

10. The Great 'What Engine Oil Do You Use?' thread - 2013 1 2 3

    By Timmah, May 24, 2013
    • 52 replies
    • 6.3k views
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    • Jimbob
    • June 1, 2013

11. help please im out of ideas :( 1 2 3 4

    By toad, August 7, 2011
    • 78 replies
    • 6.3k views
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    • MADMAL
    • November 8, 2011

12. V7 STI Turbo dying. Rebuild, replace or upgrade? 1 2 3

    By richm, June 4, 2010
    • 66 replies
    • 6.3k views
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    • Guest
    • June 11, 2010

13. Catch can or AOS 1 2 3

    By J CHILN, December 17, 2018
    • 57 replies
    • 6.2k views
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    • J CHILN
    • December 20, 2018

14. FMIC fan? 1 2 3 4

    By Guest, January 6, 2013
    • 85 replies
    • 6.2k views
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    • titian
    • January 11, 2013

15. Split fuel rail mod 1 2 3

    By zarnah, March 1, 2009
    • 52 replies
    • 6.2k views
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    • Guest
    • July 27, 2009

16. semi forged pistons 1 2

    By wildturkey, March 2, 2009
    • 38 replies
    • 6.1k views
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    • BC5RA
    • March 8, 2009

17. Detonation... 1 2 3

    By RAYDEO, July 21, 2009
    • 69 replies
    • 6.1k views
    • 
    • gtlegacy
    • July 30, 2009

18. grey smoke at idle and under accleration and not holding any boost pressure 1 2 3

    By Trex, March 27, 2014
    • 60 replies
    • 6.1k views
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    • Rosssub
    • March 28, 2014

19. Who knows of an Engine Importer 1 2 3

    By NotAWhiteGTB, July 14, 2010
    • 72 replies
    • 6.1k views
    • 
    • NotAWhiteGTB
    • July 19, 2010

20. What mods for around 300kw at the wheels for a 2003 STI 1 2

    By subnoob123, October 27, 2012
    • 44 replies
    • 6k views
    • 
    • Koom
    • October 29, 2012

21. How to keep engine temps down on track day 1 2 3

    By THUNDA, November 29, 2017
    • 57 replies
    • 6k views
    • 
    • Guest
    • December 11, 2017

22. Minimal Cam Belt Service? (EJ20 DOHC) 1 2

    By Guest, February 18, 2010
    • 30 replies
    • 6k views
    • 
    • Guest
    • December 18, 2010

23. What causes burnt valve/valve seats and high combustion chamber temperature. 1 2 3

    By Minaj, May 19, 2015
    • 53 replies
    • 5.9k views
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    • nextlevel
    • May 30, 2015

24. HDi Boost Controller 1 2 3

    By Guest, August 19, 2010
    • 68 replies
    • 5.9k views
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    • Pappu1
    • July 17, 2011

25. turbo flow rates cfm

    By Guest sleeperfoz, March 5, 2009
    • 19 replies
    • 5.9k views
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    • Guest
    • March 8, 2009

26. Air Flow Meter Woes... (I think) 1 2 3

    By Guest lan_killa, August 24, 2009
    • 63 replies
    • 5.9k views
    • 
    • Guest
    • December 17, 2009