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Why do Cars Backfire?

Answer

Cars backfire for a number of reasons. One is because of a buildup of pressure, another is because it is dumping too much fuel (in carbureted cars).
Q&A Related to "Why do Cars Backfire?"
There are a few things that can cause a car to backfire. A few things it could be are, bad timing, incorrect ignition wiring, low fuel pressure, or damaged or missing catalytic converter
http://answers.ask.com/Vehicles/Autos/what_causes_...
The main reason you car will make a backfire is cause of the amount of unburned fuel that flows down the exhause system causing it to backfire. This happends to older vehicles.
http://answers.ask.com/Vehicles/Autos/what_makes_a...
Cars backfire for a number of reasons. One is because of a buildup of pressure, another is because it is dumping too much fuel (in carbureted cars).
http://answers.ask.com/Vehicles/Autos/why_do_cars_...
Cars typically backfire when their engines are misfiring. This is usually related to a timing issue, and should be checked out by a certified mechanic.
http://answers.ask.com/Vehicles/Other/why_does_my_...
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