14516-ZW5-000 T/B Adj Spring - Overview. The 14516-ZW5-000 T/B Adj Spring is a genuine OEM throttle body adjustment spring designed for Honda marine engine systems. This spring plays a critical role in maintaining proper tension and function within the throttle body mechanism, ensuring precise throttle response and optimal engine performance. Engineered to match factory specifications, dimensions, and tolerances, it guarantees seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Throttle body adjustment spring that supports the throttle body system.. Provides consistent tension for smooth mechanical motion.. Designed as a genuine OEM component to meet Honda's strict quality standards.. Maintains system performance by ensuring accurate throttle control.. Manufactured to factory specifications ensuring proper fit and function.. Integrates cleanly with existing OEM hardware and components.. Why Choose Genuine OEM. Using original Honda pa