firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford F-150 ( V8 )
the number 5 cylinder on a 1998 Ford Expedition 4.6 liter v8 is the first one you see on the drivers side front.
In a 2003 Ford Expedition , 5.4 liter V8 : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
On a 1999 Ford Expedition ( 4.6 and 5.4 liter V8 engines ) There is ( 1 ) timing CHAIN to EACH cylinder head
on drivers side at back of engine.
Driver side....last one. Ford is DS 1234 PS 5678
The full size Ford Expedition has only had V8 engines ( 4.6 + 5.4 liter ) If you mean the number 6 engine cylinder : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Expedition
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Expedition ( V8 )
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Expedition
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Expedition
Passenger side (Bank1), front of engine, 1st cylinder
cylinder #8 is on the drivers side at the rear the last plug nearthe firewall