Engine & Performance

Discuss Engine mods, Chips, Filters, etc. here.

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  1. lakmflx

    TSB's lookup

    lakmflx, Mar 29, 2007 ... 2
    Replies:
    15
    Views:
    21,641
    grantpa
    Jan 13, 2017
  2. stamp11127

    DIY Smoke Machine

    stamp11127, Sep 9, 2016
    Replies:
    0
    Views:
    2,372
    stamp11127
    Sep 9, 2016
  3. ajspellm

    Rough Idle

    ajspellm, Dec 7, 2009 ... 5 6 7
    Replies:
    64
    Views:
    102,853
    ExplorerTom
    Apr 24, 2015
  4. boiler71

    Lightning Supercharger Swap in an '04 Expy write-up

    boiler71, Feb 25, 2011 ... 5 6 7
    Replies:
    68
    Views:
    45,779
    dairyair302
    Jun 4, 2014
  1. DaveMalEmDrew

    2011 Epedition EL needs new engine?

    DaveMalEmDrew, Jan 20, 2017 ... 2
    Replies:
    13
    Views:
    2,155
    Pete Mayrock
    May 23, 2019 at 8:19 PM
  2. craig sargood

    How do I prime 5.4 triton remand?

    craig sargood, May 19, 2019 at 1:07 AM ... 2
    Replies:
    11
    Views:
    242
    craig sargood
    May 22, 2019 at 11:44 PM
  3. jjamm7667

    2008 f150 5.4 Vin V into a 2007 Expedition 5.4 Vin 5 ?

    jjamm7667, May 18, 2019
    Replies:
    3
    Views:
    126
    jjamm7667
    May 20, 2019 at 7:51 PM
  4. craig sargood

    Cleaning old fuel rail

    craig sargood, May 19, 2019 at 1:29 AM
    Replies:
    2
    Views:
    96
    craig sargood
    May 19, 2019 at 11:46 PM
  5. TheDoug

    UPR Catch Can 4th gen

    TheDoug, Apr 23, 2019 ... 2
    Replies:
    10
    Views:
    362
    Black
    May 19, 2019 at 6:40 PM
  6. Ron1978

    5w20 fully syn mobil 1. Oil Question

    Ron1978, Apr 8, 2019 ... 2 3
    Replies:
    23
    Views:
    1,464
    TobyU
    May 15, 2019
  7. jpav

    Building a 2006 5.4 what would you do?

    jpav, May 13, 2019
    Replies:
    0
    Views:
    103
    jpav
    May 13, 2019
  8. Hershburglar

    Turbo Wheels?

    Hershburglar, Apr 14, 2019
    Replies:
    3
    Views:
    313
    jeff kushner
    May 8, 2019
  9. Iamsam1117

    Ecoboost leak testing procedure (2015 Model)

    Iamsam1117, Apr 21, 2019
    Replies:
    2
    Views:
    266
    jeff kushner
    May 8, 2019
  10. Cole Sonett

    2007 5.4L Expedition rough start and idle

    Cole Sonett, May 4, 2019
    Replies:
    0
    Views:
    93
    Cole Sonett
    May 4, 2019
  11. Nakita23

    Stage 3

    Nakita23, Mar 12, 2019
    Replies:
    3
    Views:
    477
    Kjhawkeye1
    May 2, 2019
  12. legendary70

    lube or not...

    legendary70, Nov 20, 2018 ... 2
    Replies:
    16
    Views:
    1,174
    Olivy
    Apr 9, 2019
  13. David Potter

    Misfire on No.7

    David Potter, Mar 17, 2019
    Replies:
    9
    Views:
    330
    TobyU
    Apr 8, 2019
  14. Cvovo6

    cylinder 5 misfire

    Cvovo6, Mar 12, 2019
    Replies:
    8
    Views:
    351
    Sgt Darkness
    Apr 4, 2019
  15. Momof5

    Service Advancetrac

    Momof5, May 1, 2011
    Replies:
    9
    Views:
    17,079
    ccbc65
    Apr 2, 2019
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