56110-ZW1-701 Piston Rod - Overview. The 56110-ZW1-701 Piston Rod is a crucial OEM component in Honda marine engine systems, connecting the piston to the crankshaft. It plays an essential role in transmitting the linear motion of the piston into rotational motion to power your marine vessel reliably. This part is engineered with precision to meet factory specifications, dimensions, and tolerances, ensuring optimal engine performance and durability across various Honda outboard models suitable fo