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5.4 4v

  1. SVT & DOHC
    So I just bought a 03 Mach 1 with a 5.4 swapped in about 225 miles ago. I'm new to this whole thing and need some guidance from experienced people. Trying to get a feel for the power its making (previous owner who had it built said it made 318hp running rough then got it running good and made...
  2. Power Adders For Sale
    i have for sale my 4.6 4V to 5.4 4V supercharger kit 1- H122 take out 07 GT500 supercharger with throttle body and CAI 2- brand new lower intake form 03/04 terminator 3- brand new upper adapter plate from M112 to H122 4- brand new lower intake to head adapter from 03/04 terminator to NAVI heads...
  3. S197 and Coyote Parts
    i have for sale my 4.6 4V to 5.4 4V supercharger kit 1- H122 take out 07 GT500 supercharger with throttle body and CAI 2- brand new lower intake form 03/04 terminator 3- brand new upper adapter plate from M112 to H122 4- brand new lower intake to head adapter from 03/04 terminator to NAVI heads...
  4. Modular Engine Parts
    I have for sale my 4.6 4V to 5.4 4V supercharger kit 1- H122 take out 07 GT500 supercharger with throttle body and CAI 2- "brand new" lower intake form 03/04 terminator 3- "brand new" upper adapter plate from M112 to H122 4- "brand new" lower intake to head adapter from 03/04 terminator to...
  5. Modular Engine Parts
    I have a 5.4 from a 2004 navigator. The motor will come with OEM intake manifold and some engine wiring and also the flywheel. $800 firm. I'm located in stuart florida. Motor ran when removed.
  6. SVT & DOHC
    hey everyone, im putting pics and progress of my build on here. im putting a 5.4 dohc navigator engine in my 1998 mustang gt 5 speed. im on a tight budget right now so all im going for at the moment is a solid running stock navi engine in my car. early next year will call for bored out .020...
  7. SVT & DOHC
    Title says it all..just want to say thanks for the help and the people willing to post info on here on their swaps. It isnt a hard swap but for those of you thinking about it, it does take some know how and fab work to get it looking right...but then again it could just be because my swap was a...
  8. Modular Engine Parts
    SOLD!!!! I have a used, unmolested intake manifold for the 5.4 DOHC from an Austrailian Boss 260. Has some scratches, but no damage. bolts onto a stock navigator longblock with slight port mismatch or up to a c-headed 5.4 with no problem. Its missing a few of the bolts to hold the upper to the...
  9. Power Adders For Sale
    I have a used, unmolested boss 260 upper and lower intake manifold. It has light scratches, but no cracks or broken tabs. This is the Australian intake used on the 5.4 DOHC engine. Bolts right up to a stock navigator longblock with a slight port mismatch or perfectly up to a C-headed 5.4. My...
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