yes it does!
The 1991 2.5 L 4 cylinder has a timing chain and ita bear to get in and out This motor has timing gears it doesn't have a chain or a belt.
No Belt=It has a Timing Chain.=
Your 1991 Mercury Topaz 2.3 liter has a timing CHAIN
it has a timing chain. IT HAS A BELT !!
The 3.3L has a timing chain.
The 4.3 litre V6 engine in a 1991 Chevrolet S-10 has a timing CHAIN
it is a chain driven timing belt...
timing chain
The 1991 Lexus ls400 has a timing belt.
The Ford - 4.0 L - OHV - V6 engine has 1 TIMING CHAIN
Yes, A 1991 civic uses a timing belt, not a timing chain.
belt