17130-PK1-003 Pcv Valve Assembly - Overview. The 17130-PK1-003 Pcv Valve Assembly is an essential part of Honda marine engine systems. It plays a vital role in regulating and ventilating crankcase gases, preventing pressure buildup inside the engine crankcase, thereby helping to maintain engine efficiency and reliability. This valve assembly supports the Positive Crankcase Ventilation (PCV) system, ensuring safe and clean engine operation in marine applications. Designed to integrate seamlessly