The NOS GM Governor 8640000 is a vintage part specifically designed for Chevrolet Vega models manufactured between 1972-1975. Being a New Old Stock (NOS) item, this product is a genuine part made by GM, ensuring quality and compatibility with the vehicle. With a unit quantity of 1, this governor is a rare and sought-after component for enthusiasts looking to restore or maintain the original performance of their classic Chevrolet Vega automobiles.