A well-secured engine runs smoother, lasts longer, and performs at its best. The Yamaha Flat Head Screw (98780-04014-00) is a small but crucial component that keeps key outboard parts locked in place. Designed for a flush, seamless fit, this genuine Yamaha OEM fastener prevents loosening caused by constant vibration, torque, and exposure to harsh marine environments. Whether securing engine covers, brackets, or internal components, a high-quality screw ensures everything stays tight and reliable.. Built for Strength & Secure Fit:. OEM-Precision Engineering - Designed to Yamaha's exact specifications for perfect compatibility.. Flat Head Design - Sits flush for a clean, low-profile installation without interference.. Corrosion-Resistant Coating - Protects against rust, saltwater, and long-term exposure to tough conditions.. Ideal Applications:. Secures engine covers, brackets, and essential Yamaha outboard components.. Prevents fasteners from backing out due to high vibration and extrem