- 5.4 rough @ low rpm
- Swap 4.6 for 5.4
- Better mileage at Altitudes > 7000 feet
- Miss When I Accelerate From Any Speed
- upper intake on a 4.6l
- 100K MI tune-up
- Engine Replace 4.6 To 5.4 Or V10
- 5.4 passenger side oil leak Question
- engine possiblities
- High idle speeds on a 4.6?
- " New " crate engines
- 5.4 Triton Engine
- F150 4v Navigator heads?
- 5.4 burning oil
- Question regarding spark plug blowout
- Two problems on my '03 F150, what to do?
- Probability of Spark Plug Blowout ??
- WMS Velocity Tube
- Engine Roar
- Need code help
- changing plugs on a 4.6
- 5.4 puffs blue smoke sometimes
- misfire; engine running rough
- So all these noises are normal?
- 4.6 and 5.4 Numbers
- 98 expedition reacurring problem
- Help need more power
- Noise when under load
- ok guys, need help with some codes
- What to do to my 4.6L next.