This chrome air cleaner assembly and valve covers are a perfect fit for your 66-67 Chevy II Nova with L79 engine. The air filter has been designed to enhance the performance of your vehicle and is compatible with General Motors models. Additionally, it comes with an Other Part Number of AC602 and a Manufacturer Part Number of AC602 for identification purposes. This vintage and performance air filter is one of the best ones available in the market for your car. It is an ideal replacement for your old, worn-out air filter, and it is sure to last for a long time. Upgrade your vehicle's air and fuel delivery system with this product, and drive with confidence. Air cleaner base is not original and the Original top is not perfect. Valve covers are nice originals with the O stamping.