On a 2005 Ford Taurus :
The 3.0 L " Vulcan " V6 engine has ( 1 timing CHAIN )
The 3.0 L " Duratec " V6 engine has ( 2 timing CHAINS )
timing CHAIN
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
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.
In a 1994 Ford Taurus : Both the 3.0 and 3.8 litre V6 engines have a timing CHAIN