Porsche 924 Carburetor: Common Problems and Their Causes
One of the most important parts of your Porsche 924 is the carburetor. This part is responsible for keeping your vehicle in tip-top shape by supplying the right fuel and air ratio to the engine. However, although it is typically made from high-quality materials, it will eventually get damaged due to constant exposure to varying temperatures and every day use. So, if you think that your vehicle has a faulty carburetor, you need to check it pronto to avoid complications. Check out the list below for some of the common problems that you may encounter with your Porsche 924 carburetor.
Engine hesitation when accelerating
If your Porsche 924's engine is hesitating or stumbling whenever you are trying to accelerate, then there's a big chance that the carburetor is misadjusted or needs to be cleaned. Usually, because the carburetor is clogged by fuel varnish deposits and other kinds of debris, the flow of fuel becomes restricted, therefore causing the engine to stumble. To check if this is the problem, just uninstall the carburetor, and inspect it visually.
Below par fuel economy
An unexplained dip in fuel economy may be caused by a heavy or wrongly set carburetor float. If the float is made from foam plastic, check if it is too saturated with fuel by weighing it. However, if the float is not the problem, and the carburetor has been recently changed, then you have to make sure that the jets are not too small or too big for your vehicle.
In case your Porsche has developed a rough idle condition, then you have to check if there are air leaks between the intake manifold and carburetor. These air leaks are typically caused by loose bolts at the base of the carburetor or a worn-out gasket. If this is the case, just replace the gasket or tighten the bolts.
Your vehicle may be experiencing ignition problems because of a carburetor choke that doesn't close, therefore making the fuel mixture too rich. If this is the problem, you don't have to replace the entire carburetor. Just purchase a choke repair kit to solve the ignition problems.