What is the cylinder order on 2001 Ford F-150?

On the 4.6 L and 5.4 L V8 engines , the spark plug firing order is 1-3-7-2-6-5-4-8 and the cylinder / spark plug locations are numbered 1 , 2 , 3 , 4 from front to rear on the passenger side of the motor and 5 , 6 , 7 , 8 from front to rear on the drivers side of the motor On the 4.2 L V6 engine , the spark plug firing order is 1-4-2-5-3-6 and the cylinder / spark plug locations are numbered 1 , 2 , 3 from front to rear on the passenger side of the motor and 4 , 5 , 6 from front to rear on the drivers side of the motor ( also , the COIL PACK TOWERS are numbered 1 , 2 , 3 from front to rear in the row of three nearest the passenger side and 5 , 6 , 4 from front to rear in the row of three nearest the drivers side )