Jonsered Gt24l Manual
Reed valves are either between the intake manifold and cylinder, or between the intake manifold and the crankcase, They prevent blowback of the intake charge but are expensive so may not to be fitted on your machine. My guess would be its piston ported and the most likely cause of your flooding would be the metering needle in the carb which is leaking.
This could be because of damage to the tip.dirt under it,diaphragm wrongly fitted or the needle metering lever wrongly adjusted. What make of carb is on it? Reed valves are either between the intake manifold and cylinder, or between the intake manifold and the crankcase, They prevent blowback of the intake charge but are expensive so may not to be fitted on your machine.
Jonsered Manual
My guess would be its piston ported and the most likely cause of your flooding would be the metering needle in the carb which is leaking. 2018 ktm 250 sx manual. This could be because of damage to the tip.dirt under it,diaphragm wrongly fitted or the needle metering lever wrongly adjusted. What make of carb is on it?