Passenger side front to rear 1-2-3-4
Driver's side front to rear 5-6-7-8
Firing order 1-3-7-2-6-5-4-8
Passenger side, first cylinder up front is number one.
On a Ford E-150 , gasoline V8 engine : 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
On a FORD V8 engine : 4 - 8 3 - 7 2 - 6 1 - 5 front
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front ( Ford V8 engine ) also , for the straight 6 cylinder engine , the # 1 cylinder is at the front
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford ( V8 )
First cylinder up front on the passenger side.
Passenger side (Bank1), front of engine, 1st cylinder
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford ( V8 )
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford F-150 ( V8 )
The #1 cylinder is the one closest to the front of the vehicle. ( on the passenger side of the engine )
Ford V8 engine cylinder numbering : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front
Standing in the front of the engine it is the front plug in the left head.