YAMAHA TAIL 64P-45300-10-8D

Function and technical context

The Yamaha 64P-45300-10-8D tail is the rear propulsion assembly that houses the drive system and propeller on outboard motors. This component integrates the gearbox, the pivot bearings and the cooling ducts necessary for thermal dissipation during prolonged navigation. Its correct operation is essential to ensure efficient transmission of engine power to the water, as well as to maintain structural integrity under dynamic acceleration and turning loads. If the drive shows wear, loose bearings or damage to the cooling ducts, power loss, abnormal vibrations and overheating of the transmission system may occur.

When to replace this part?

Symptoms of needing replacement include metallic noises coming from the tail, excessive play in the propeller, water entering the gearbox or abnormal increase in temperature during operation. It is recommended to check the general condition of the tail at least once at the beginning of each sailing season, especially after grounding maneuvers or impacts against submerged objects. Preventatively replacing a worn tail prevents catastrophic failure in open water and significantly reduces emergency repair costs.

Engine Compatibility Table

Equivalent manufacturer part numbers