The 4.2 L V6 engine spark plug firing order is ( 1 - 4 - 2 - 5 - 3 - 6 )
The coil pack towers are numbered 1 , 2 , 3 from front to rear in the row of 3 nearest the passenger side and 5 , 6 , 4 from front to rear in the row of 3 nearest the drivers side
The engine cylinder / spark plug locations are numbered 1 , 2 , 3 front to rear on the passsenger side of the engine and 4 , 5 , 6 front to rear on the drivers side of the engine
Remember that coil tower packs are in a different order then the spark plugs.
18436572
its under your hood with the firing order and distributor order
how can I chang me spark plug in my F-150 foRD `picku
Image on the Firing order on a f150 2002?
Click the link. No matter that the diagram is of a 1982 model as it is the same on your 1974.
FIRING ORDER 1-3-7-2-6-5-4-8
Click the link and choose your engine size.
The spark plug firing order for the 4.2 L V6 engine is ( 1 - 4 - 2 - 5 - 3 - 6 )
The vacuum diagram for a 1998 Ford F150 is located in the service manual. It details how each vacuum line is routed, where the line is attached, and its function.
1,3,7,2,6,5,4,8
Click the link.
go to autozone.com add a vehicle, year, make, type, repair info then specifications, firing order.