14751-ZW4-000 Valve Spring - Overview. The 14751-ZW4-000 Valve Spring is a vital component in Honda marine engine systems, ensuring proper valve operation within the engine's valvetrain. This valve spring supports both intake and exhaust valves by providing the necessary force to close them efficiently after opening, maintaining reliable engine timing and performance. Crafted to OEM standards, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM Honda valve spring designed specifically for marine engines.. Functions within the valvetrain system to close intake and exhaust valves reliably.. Manufactured to exact factory specifications, dimensions, and tolerances.. Constructed from high-quality, durable materials to withstand marine operating conditions.. Ensures seamless compatibility and integration with existing engine components.. Maintains expected engine performance, reliability, and durability over time.. W