It's a distributor-less ignition system, so you're going to be looking for a long time in order to find it!
No
On a 1998 Ford Expedition : The thread on cap on your engine coolant reservoir is the pressure cap / radiator cap
On a 1998 Ford Expedition : The thread on cap on your engine coolant reservoir is the 16 PSI pressure cap / radiator cap
On a 1998 Ford Expedition : The thread on cap on your engine coolant reservoir is the 16 PSI pressure cap / radiator cap
The are no distributor cap on the 1997 Ford Expedition. You have eight coil packs one on each spark plug.
The 2003 Ford Expedition has the Coil On Plug ( C.O.P. ) ignition system so there is no distributor or distributor cap It has ( 8 ) individual coils for the ( 8 ) sparkplugs
According to the 2000 Ford Expedition Owner Guide : Both the 4.6 and 5.4 liter V8 engines have the Coil On Plug ( C.O.P. ) ignition system ( that has 8 individual coils ) so there is no distributor or distributor cap
There isn't one , it has a Coil On Plug ( COP ) ignition system
The cap isn't mounted on the radiator. It is mounted on the overflow tank on the driver side of the engine.
On a 2002 Ford Expedition : The thread on cap on the engine coolant reservoir is the pressure cap / radiator cap
On a 2001 Ford Expedition : The thread on cap on your engine coolant reservoir is the ( 16 PSI ) pressue cap / radiator cap
On a 1999 Ford Expedition : There is no distributor cap The 4.6 has the ( EDIS / Electronic Distributorless Ignition System ) with ( 2 ) coils and ( 8 ) spark plug wires The 5.4 has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils