Yamaha SCREW, ROD - 7RH-14486-00-00. Genuine Yamaha Rod Screw for Secure Engine Assembly. The Yamaha - Screw, rod - 7RH-14486-00-00 is an original equipment manufacturer (OEM) fastener engineered to deliver precise, secure mounting within Yamaha outboard engines. This specialized screw plays a vital role in stabilizing and fastening rod components, ensuring smooth mechanical function and maintaining internal alignment under pressure.. Made from durable, marine-grade materials, this Yamaha screw