this part is situated near the passenger side rear wheel up near th chassis a brake pipe comes from the front goes into this valve then comes out the other side from what i can understand it reduces the brake pressure to the rear wheels, if anyone has one let me know your price thanks

there is the a picture of the item i need in the cosworth forum under "cosworth rear brake pressur control valve" i would make a link to it but im not that clued up with computers