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Timing is off. You may need a new timing belt.
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∙ 16y ago
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What causes an engine to backfire through intake coming off idle?
Out of time.
What causes an engine to backfire after putting a fuel pump in?
Too much PSI.
What causes 1988 Dodge Dakota tuck backfire?
Backfire is normally caused by engine out of time, or spark plug wires installed incorrectly.
What causes the 650 nighthawk to backfire?
As with any engine, timing, and also carb problems.
What causes the engine to backfire when trying to start a 305 Chevy?
It's lean. You have to figure out why.
What causes a one cylinder gas engine to backfire?
Several issues can cause a back fire:OverheatingLean mixtureFaulty ignition
What causes backfire from exhaust pipe?
Unburned fuel in the exhaust system causes the backfire from the exhaust pipe.
What causes a 77 Chevy caprice to backfire at low speeds?
That usually means the engine is lean. Could be a vacuum leak.
What causes an exhaust backfire on lt1 camaro?
I think you are hearing pressure pops. Not a backfire.
What causes polaris 250 2 cycle to backfire when starting or running?
I, too, would like to know the answer! I have a 1993 Polaris Trail Boss ATV with the 250 cc engine... it tends to backfire when letting off the throttle.
What causes engine after fire?
Timing , pure and simple. If the timing is out then your fuel / mixture will detonate when the piston is in the wrong position in the cylinder. This can lead to a backfire
What causes your car to backfire when you try to start it and will not start?
The timing of the engine is off or the spark plug wires have been hooked up incorrectly.
