We don't do the "noob" thing here so don't worry about that.
What you describe sounds like a vacuum leak. The engine warms up, and the leak opens up. Use carb cleaner and spray around the gaskets around the carb and intake. You're listening for any change in how the engine is running. If it changes at all, then where the spray was is where the leak is.
What you describe sounds like a vacuum leak. The engine warms up, and the leak opens up. Use carb cleaner and spray around the gaskets around the carb and intake. You're listening for any change in how the engine is running. If it changes at all, then where the spray was is where the leak is.