I have a used pair of vintage valve covers for sale. They are sand cast aluminum valve covers. They are in good shape with the exception of one valve cover being cracked at one of the bolt holes. It can be repaired. They are heavy cast aluminum. They will fit Pontiac 389.400.421,428, and 455. I am asking $75.00 plus shipping. Shipping to lower 48 0nly. I will accept MO, cash, Or paypal as a gift only. Please send me a pm with any questions. Thank you.