Application: --Fits most GM application. Description: --100% brand new,high performance --High quality ,chrome aluminum finish --Dual Hump Caps --With a 1" bore --The cap is attached by 2 small screws --9/16" and 1/2" ports on both sides of the master cylinder --4 port unit,so you can mount your lines on either side --will work with any drum/drum, disc/drum or disc/disc setup --Plugs are included to block the ports
