14512-ZY9-000 Cam Cn Tn Slider - Overview. The 14512-ZY9-000 Cam Cn Tn Slider is a precision-engineered component integral to the camshaft system of Honda marine engines. This part supports the cam chain tensioner system, playing a vital role in maintaining proper tension on the cam chain, which is essential for accurate valve timing and reliable engine function. Designed to keep your Honda marine engine operating smoothly, it ensures seamless integration with existing parts, maintaining optimal