Mine on the 98 is a belt. It is behind the serpentine belt under covers on the front of the engine.
A 1998 Mercury Mystique , 2.5 liter V6 has : ( 1 timing CHAIN to each cylinder head , so there are 2 timing CHAINS )
Is it safe to drive my 2000 Mercury Mystique with a bad timing belt?
On a 1998 Mercury Mystique , 2.5 liter V6 engine : NO timing belt ( it has 1 timing CHAIN to each cylinder head , so there are 2 timing CHAINS )
Timing chain.
How do you replace the timing chain on a 1994 mercury grand marquis
The 3.0 liter V6 engine in a 2006 Mercury Montego has a timing CHAIN
Take off the timing chain housing then using a timing gun and a 9/16" wrench and time the adjuster nut the specs for the make and model of the car
According to the 1996 Mercury Mystique Scheduled Maintenance Guide : The timing belt for the 2.0 liter four cylinder engine is changed at : ( 60,000 mile intervals )
Diagrams for timing belt marks for 1999 Mercury Mystique cars are great for mechanic's. If they need to replace a timing belt the diagram can show pictures of how the parts are set up to make sure they are fixing the timing belt correctly.
timing CHAIN
Chain
yes.