Yamaha Lower Unit Assembly - 200 - 225 - 66K-45300-11-NA - See Description for Applicable Models MerCruiser Parts This product has been superseded

This product has been superseded by: 93834-15078-00

150ETXN 1984

Proper Pump Alignment – Ensures correct positioning of water pump components for efficient operation

Maintains proper engine cooling for long-term performance

Q3: Should I replace the gasket when installing this

Yamaha Lower Unit Assembly - 200 - 225 - 66K-45300-11-NA - See Description for Applicable Models MerCruiser Parts This product has been supersededThis product has been superseded by: 66K 45300 12 NA Yamaha Lower Unit Assembly 200 225 HP Drivetrain Component 66K 45300 11 NA Overview When a lower unit goes out on these bigger V6 Yamahas, its not something you ignoreit shows up fast in how the boat runs and shifts. This lower unit assembly is built to bring everything back in line, from smooth gear engagement to steady power delivery. Its designed for 200 and 225 horsepower setups where