Ford Sierra Sapphire Mk2 Cosworth 2wd from 1987 to 01/01/90. This header tank will require a special coolant hose to work on this model. Ford Sierra Sapphire Mk2 Cosworth 4x4 from 01/01/90 to 28/02/93.
This header tank is genuine Ford part so quality is at OEM level.
Don't forget to buy the cap if you don't have it yet as the black one that comes with this is just dummy one to protect the thread.