A bad, stuck or dirty float needle inside the carburetor.
you tube how to clean a mower carburator.
Your lawn mower may be leaking gas from the carburetor due to a faulty carburetor gasket, a damaged fuel line, or a stuck float valve. It is important to address this issue promptly to prevent potential safety hazards and damage to your lawn mower.
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If your lawn mower is pulsating, it may mean that it is not getting enough fuel and the carburetor may need cleaning.
Your lawn mower carburetor may be leaking gas due to a faulty float valve, a damaged gasket, or debris blocking the fuel inlet. It is important to address this issue promptly to prevent potential safety hazards and damage to your lawn mower.
You either have a bad float or/and bad needle and seat, which is causing the carburetor to flood. The fuel then flows through the valves and piston and mixes with the oil. The diluted oil will not lubercate and you will sieze the engine.( Not good!)
Sounds like you need to clean your carburetor. Before messing with the carburetor, check the fuel filter - it might be clogged.
They are for the fuel solenoid shutoff
It is not fuel injected so yes it has a carburettor
Carburetor float is stuck open.
Directly into the carburetor throat (remove air cleaner).
There will be an inline filter on the fuel supply line from the tank to the carburetor