On a 2003 Ford Taurus :
The 3.0 liter " Vulcan " V6 engine ( and flex fuel version ) have ( 1 ) timing CHAIN
The 3.0 liter " Duratec " DOHC , V6 engine has ( 2 timing CHAINS , one chain to each cylinder head
chain.
On a 2003 Ford Taurus : The 3.0L " Vulcan " V6 engine ( and the flex fuel version ) have ( 1 ) timing chain The 3.0L " Duratec " which is a Dual Over Head Cam design has ( 2 ) timing chains
timing chain
You do not need to replace the timing chain because there is no timing belt at all on Ford Taurus. It has a timing chain.
In a 1992 Ford Taurus , both the 3.0 and the 3.8 V6 engines have a timing CHAIN
timing CHAIN
timing chain
timing CHAIN
Chain.
Chain
Chain
The Ford Taurus does not have a timing belt, it has a timing chain. The timing chain is designed to last the life of the engine, and does not need routine replacement.