Iibhuleki ze-iron master cylinder zifanelekile kwi-Chevrolet 1981-1996, GMC 1981-1996.I-bore diameter yi 1-5/16″ elingana no 25.8mm.I-diameter ye-thread ye-outlets yi-1 / 2-20 kwi-backward kunye ne-9 / 16-18 yesibini.Inombolo ye-OEM yi-M39435, eyindawo ye-OEM 14066425 kunye ne-174-838.