This has  been on the shelf years. This pump was used to mock up a new sprint car engine. Then pulled off and set on the shelf. Everything operates as should. This high-performance water pump is a must-have for any GM engine. It is specifically designed for the Chevy Hi-Performance and is compatible with the manufacturer part number 14011013. This pump is perfect for those who want to upgrade their engine cooling components and ensure optimal performance. The brand of this pump is GM, so you can be assured of its quality and durability. It is classified as a type of engine water pump and is ideal for use in car and truck parts and accessories.