This LEACY MG vacuum unit auto advance is a crucial component for your MGB's ignition system. It is designed to work with the 45D distributor and is compatible with the 1974-80 37H8298 model. This high-quality part is perfect for any car enthusiast looking to replace their MGB's ignition system components. The vacuum unit auto advance is a reliable and durable part that ensures your MGB's ignition system runs smoothly. It is easy to instal and is a great fit for the 45D distributor. This product is a must-have for anyone looking to replace their MGB's ignition system components and ensure their vehicle runs smoothly.
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