In a 2003 Ford Taurus :
From the factory :
Either :
The 3.0 L , " Vulcan " V6 engine , which is an Over Head Valve / pushrod design
engine
or
The 3.0 L , " Duratec " V6 engine , which is a Dual Over Head Cam design
engine
The 2003 Ford Taurus has a V6 engine.
The 2003 Ford Taurus has a 3.0 L base engine size.
The 2003 Ford Taurus's engine produces 155 hp @ 4900 rpm.
The 2003 Ford Taurus's engine produces 185 ft-lbs. @ 3950 rpm.
If they have same type engine they are compatible.
According to the 2003 Ford Taurus Owner Guide ( 5W-20 )
According to the 2003 Ford Taurus Owner Guide the ( Motorcraft FL-820-S ) engine oil filter is used for the 3.0 liter - DOHC - V6 engine
It has a 6 cyl, 3 litre engine
In a 2003 Ford Taurus : The brake fluid reservoir is in the engine compartment , near the firewall , towards the drivers side of the engine compartment ( the firewall is the metal wall that divides the engine compartment from the passenger compartment )
On your 2003 Ford Taurus : The torque converter is INSIDE the bell housing of your automatic transaxle ( transmission ) where the transaxle is bolted to the " rear " of the engine
On a 2003 Ford Taurus : The 3.0 liter " Vulcan " V6 engine ( and its flex fuel version ) Which is an Over Head Valve / pushrod design engine The 3.0 liter " Duratec V6 engine ( which is a Dual Over Head Cam engine design )
Underneath the vehicle mounted between the engine and the muffler.