With a quantity of four pieces, the Washer,10.5x15x1.5 is the most used part in the REAR MASTER CYLINDER ('78 C1/C1A diagram.
The Rear Master Cylinder ('78 C1/c1a is made up of components including this Cylinder Assy, Rear which is the most expensive.
Parts such as the Rear Master Cylinder ('78 C1/c1a: Cover-seal, Washer-spring,8mm, Bolt, Spring Assy-return are included in the Kz1000c4 Police 1000 1981 Usa Canada Rear Master Cylinder ('78 C1/c1a parts fiche.
