I have a w123 200e with a stromberg carburetor, auto gear, petrol Whenever i start the car, as the engine gets warmer, the car shuts off, and i need to wait like around 30 mins to an hour for it to be able to start, and after a few minutes, it happens again,

  • Welcome to Motor Vehicle Maintenance & Repair! Jul 16 '18 at 16:35

It sounds like you are getting heat soak in the carburettor - basically it is getting too hot and the fuel is vapourising before it can be added to the air mixture, and so not enough fuel is getting to the engine.

I'm not familiar with the layout of that engine - is it a crossflow (inlet and exhaust on opposite sides) or are they both on the same side? If the latter, is there a heatshield between the carb and the exhaust manifold? A common cause of this issue is that heatshield falling off...

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