14510-ZY3-013 Tensioner - Overview. The 14510-ZY3-013 tensioner is a critical component in Honda marine engine systems responsible for maintaining the correct tension on the timing belt. By ensuring the drive belt remains properly taut, it supports optimal synchronization of engine parts and reliable operation. This tensioner is engineered to OEM specifications to integrate seamlessly with existing hardware and maintain the performance and durability expected from Honda marine components.. Key F