Why is my lawn mower backfiring through the carburetor?

Why is my lawn mower backfiring through the carburetor?? Why does my mower backfire when starting? A spark plug that is damaged, worn, or has an improperly set gap between its electrodes creates a weak spark. As a result, the fuel may not ignite in the cylinder, but it might ignite when it reaches the … Continue reading Why is my lawn mower backfiring through the carburetor?