The only problem Ive had with my 01 4.7 was the crank sensor. Other than that, I beat the hell out of it and it only has 91K on it. Drives like a dream....for a truck anyway

1969 Nova
454/M21/3.31
Mild mid-11 second weekend cruiser

1994 F150 XLT Super Cab 2WD
5.0/4R70W/3.55
(Daily driver)