This metering diaphragm top is specially designed for the WB3A carburetor, ensuring smooth and efficient operation.

To use this metering diaphragm top, simply install it in your WB3A carburetor according to the standard installation steps. When installing, make sure all connections are secure to avoid air leakage. As for maintenance, regularly check the diaphragm for any signs of wear or damage. If you notice any cracks or holes, replace it immediately. Also, keep the carburetor clean to extend the lifespan of the diaphragm top. When not in use, store it in a dry and cool place to prevent deterioration.