In a 2005 Ford Taurus :
The 3.0 litre " Vulcan " V6 engine , which is an Over Head Valve / pushrod design engine has ( 1 timing CHAIN )
The 3.0 litre " Duratec " V6 engine , which is a Dual Over Head Cam design engine has ( 1 timing CHAIN to each cylinder head , so there are 2 timing CHAINS )
timing CHAIN
2005 ford taurus serpentine belt diagram
chain.
Chain.
Chain
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.
timing CHAIN
timing chain
The 1999 Ford Taurus does not have a timing belt. It has a chain that requires no maintenance.
In a 1992 Ford Taurus , both the 3.0 and the 3.8 V6 engines have a timing CHAIN