Perhaps bad coil or coil pak?
what kind of car?
Old spark plugs can make a car misfire, run rough, and not fire at all.
How long spark plugs last depends on the brand of spark plug and the condition of the car. In a well maintained car, some spark plugs will last from 3 to 7 years.
The device that ignites gas in a car engine is the spark plug. The spark plug will not work without a device, called a coil, that sends a signal to the spark plug to tell it when to spark.
friction
The spark plug gap for a 1997 Lincoln Town Car is .054.
car stalled at red light and will not start. there is no spark from spark plug, help!
It is important to know how the engine of a car works. In a car, the spark plug cables connect to the vehicles spark plugs.
If the car has the 2.5L 4 cylinder engine the spark plug gap is 0.060". If the car has the 2.8L V6 the spark plug gap is 0.045"
No Fuel Or no spark you need to check the spark be taking one spark plug out resting it on the manifold have someone turn over car do not touch spark plug but look at the bottee if you have a spark if not change your distributor cap
cause it has no fuel.
When closed the coil "saturates" with voltage and when the points open the coil dumps its electrical load to the spark plug. If the points open at the right time then the spark arrives at the plugs at the proper time - then the car is "in tune" So the points basically cause your car to have spark and have the spark at the right time.