This product is a vintage rear oil pan seal for 1955-1971 Chevrolet Corvettes. It is a NOS (new old stock) part manufactured by General Motors with casting number 3887152. The seal is made of rubber and comes with one item included. It is a performance part that fits universally and has a black finish. The product is an OE/OEM part with no manufacturer warranty. The casting date is between 1955-1971. Original package not included in sale unless total quantity for sale is purchased.