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Unburned fuel in the exhaust system causes the backfire from the exhaust pipe.
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∙ 10y ago
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What causes a backfire in a motorcycle?
a backfire is caused by incorrect timing or not enough back pressure in the exhaust pipe
What causes an exhaust backfire on lt1 camaro?
I think you are hearing pressure pops. Not a backfire.
Why does your bike create a loud explosion like noise from the exhaust pipe Silencer occasionally?
The valve timing is slightly off. Have a mechanic check the timing. What causes the backfire is the residual gases being set off either by the spark plugs or by the heat of your exhaust.
Why does motorcycles backfire?
A backfire is caused by the buildup of un-burned gasoline in the exhaust header and pipe system. Once the gas has built up to the right mixture with air, it explodes, making a loud bang.
What causes a muffler to split?
Useully caused by a backfire thru the exhaust from poor ignition gases built up
What causes a motorbike to backfire?
unburnt fuel wich goes to your exhaust, where because of the heat ofcourse is set on fire and then strikes flame out of your exhaust! sorry for my English
What causes a 1973 Pontiac 350 engine to backfire through the exhaust?
A large backfire is most likely caused by a bad spark plug or plug wire. Unburned air and fuel pumped into the exhaust will often be ignited by the other cylinders still burning exhaust gases. Also check your ignition timing, if it is late and you have a rich mixture you can get a backfire. An exhaust leak will let air enter the exhaust under deceleration and cause a "popping" sound.
What causes backfire through exhaust on 1986 GMC only on passenger side with dual exhaust?
I would suspect the spark plug wires are installed incorrectly on the passenger side.
What causes backfire through the exhaust while starting a 1994 Honda Civic?
It is timed incorrectly or plug wires are installed incorrectly.
Causes for smudge in exhaust tailpipe?
The smudge in the exhaust pipe is just build up reside from the exhaust. It can be very?æ harmful to people.?æ
Why does your snowmobile backfire?
unburned fuel in the exhaust ignites
Why does your Yamaha raptor 350 backfire?
a engine backfires when there is excess fuel in the exhaust pipe causing it to explode with the heat... this normally occurs when not al of the fuel is burned in the engine and it is no a bad thing
