No. The serpentine belt is only for driving accesories; water pump, alternator, Power Steering, etc, and is in no way involved with the engine's timing. You may want to go to a car parts store, or book store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.
You may have compression on any cylinder where the valves happen to be closed, but you will not have compression on all cylinders. 1991 Sable does not have a 305 engine.
1991 mercury cougar i need to know the egnition timing engine is a 3.8 v6.
The 3.8 liter V6 engine in a 1991 Mercury Cougar has a timing CHAIN
Your 1991 Mercury Topaz 2.3 liter has a timing CHAIN
go ask ur grandmother
There are raised ridges oon the plastic timing cover that provide the timing marks
www.techcapri.com has instructions on this.
12degrees btdc
The 1991 Mercury Sable ignition switch is held in place with a retaining ring. Loosen the retaining ring. Pull the ignition switch out. Remove the wiring harness from the rear of the ignition switch. Reverse the process to install the new ignition switch.
On a 3.3l the water pump is driven by the serpentine belt. On a 3.0l the water pump is driven by the timing belt.
If the timing belt breaks on any engine the damage to the engine is usually very bad.
No ( according to Gates , they manufacture timing belts etc . ) Neither the 1.8 L or 1.9 L 4 cylinder engines are interference engines in a 1991 Mercury Tracer