Or for that matter, where's the hang up with just using the management you've got (obviously you'd need to get it re calibrated)? The 5.4 is even wider still. See more. Archive - The pcm wont let the engine ping. I haven't heard od a DOHC 5.4 being installed in a CV, probably because its too wide, but would a 3V 5.4 fit? The following errors occurred with your submission, Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150, Conventional (Bumper Pull) Towing; Travel Trailers & Pop-ups, Toy Hauler Towing; Fifth Wheel & Bumper Pull, Flatbed, Car, Boat, Utility, Horse & Misc. The difficulty with 5.4s making HP is because they have the same bore as a 4.6, but a longer stroke. Several versions of the EEC-V system were developed and installed on Ford vehicles. Oh ok good to know, thats a route I might go if my motor blows up lol or just go with a 3v swap with the 3v ecu and everything. Keep us posted if you go for it! Ford introduced variable camshaft timing starting in 2005. The V-10 has 2 places for the motor mounts to bolt to and we moved motor mount to other position and it bolted in the crown vic clip. All other intake will be truck intake that will be sticking out of the hood. (something different) i have welded my rear doors shut and i shaved the rear door handles, the car looks realy good it has a real nice lean look and the stance with factory suspension looks fantastic. However, a simple software jump in the PCM programming could defeat these systems. The first generation of the Modular V8, to be more precise, a 4.6-liter engine with fuel injection from a Crown Victoria body-on-frame sedan. (Photo Courtesy Ford Performance Parts). As far as track width, it's over 3" narrower than the Crown Vic front end as well. The early 2005 2006 engines require a modification to the wiring harness to work with the control pack. This is a Smart Junction Box (SJB) from a 2007 Shelby GT500. REENADED . The PCM won't be able to tell the difference between the old and new. You plug a scanner into this industry-standard DLC port to communicate with modern cars. With the introduction of the EEC-V system in 1994 came the OBDII (On-Board Diagnostic II) set of standardized error codes, which are still in use as of this writing. Yes and no. There really isn't much aftermarket for the V10, the 3v came from the factory with 362 ponies and 457 ft lbs of torque. Be prepared to modify the transmission tunnel in the car. Get the body harness (the other 70 pin connector on the PCM) so you can cut that up to fit the crown vic.