Irishjew

2005 F150 Screw with 120,000 on original engine, no problems. Transmission rebuilt at 117,000 due to some stupid 5 dollar snap ring.

nfldfordman

bout 90K, '04 4.6. engine and trans are about the only thing I'm impressed with, but they have been good. think manifolds are barely starting to go though :/

technokami

There's 290800km (180695mi) on my 06 4.6 2wd

STX225

05 4.6 147,00k - have had no problems at all. Ole girl has never let me down

Especial86

iTrader: (1)

Just passed 176,000 miles................................ 04 screw lariat 4x4 5.4 3v with a whipple supercharger pushing 9psi.. Still runs like a clock and shifts perfect! I've been supercharged for about 12k miles now without consequence...
So far the alternator was the only part I had fail..

Blown Ford

97,000 on the stock motor. 5.4 3V. Never a seal cracked from the valve covers to the oil pan.

Whipple supercharged for 61,000 miles now 11.5 psi on the street and 13 psi at the track.

tareed94

07 4x4 5.4L 154,000 almost 155,000 miles. No major issues other than the trans needed to be rebuilt at around 145,000.

jsmith04

I have a 04 crew with a 5.4 with 236k

MHOWELL34

205k, gonna have to tear into her soon for chains and such. Come help me on my thread im hoping the PCV is why im using oil so badly all of a sudden.

TruckAT

04 F150 Lariat screw 5.4 stock engine 155K miles. At bout 150K i changed the spark plugs and coils behause of misfire cyl1. Right now my truck is in the garage to fix electrical problems - obviously the alternator, but they're not shure bout that. The preowner changed the tranny at about 110K.