17856-ZV1-810 Cable Clamp Shim - Overview. The 17856-ZV1-810 Cable Clamp Shim is a critical component within Honda marine engine systems. This shim functions within the cable clamp system to provide precise spacing and alignment, ensuring the secure fastening of control cables. By maintaining proper cable positioning, it supports reliable operation of throttle and shift controls, which is essential for smooth engine responsiveness and marine safety. Engineered to fit perfectly within Honda's rig