fits make: Mercury.

( Manufacturer Part Number: 859399A16 ), ( Part Type: Counter Unit ), ( Country/region Of Manufacture: United States )
The Mercury Optimax 3.0L CXL 25in Counter Rotating Unit is a powerful and efficient outboard engine designed for serious boaters. This model features a 3.0L V6 four-stroke engine that delivers impressive power and torque, making it ideal for a variety of watercraft applications.
The CXL 25in Counter Rotating Unit is equipped with Mercury's cutting-edge counter-rotating technology, which allows for smoother turns and improved performance in tight spaces. This feature, combined with the unit's advanced digital electronic fuel injection system, ensures optimal fuel efficiency and smooth, reliable operation.
The Mercury Optimax 3.0L CXL 25in Counter Rotating Unit is also built with durability in mind. It features a high-strength aluminum alloy lower unit, which is resistant to corrosion and wear, and a heavy-duty gearcase that provides reliable power transmission. The unit also includes a high-quality stainless steel propeller shaft and a corrosion-resistant aluminum propeller, which help to protect against damage from saltwater and other harsh marine environments.
In addition to its powerful performance and robust construction, the Mercury Optimax 3.0L CXL 25in Counter Rotating Unit is also easy to operate and maintain. It includes a digital display that provides real-time engine data, such as RPM, fuel level, and temperature, and a simple-to-use throttle control. The unit also features easy-to-access service points, making routine maintenance quick and easy.
Overall, the Mercury Optimax 3.0L CXL 25in Counter Rotating Unit is a high-performance outboard engine that is perfect for boaters who demand the best. Its powerful engine, advanced technology, and durable construction make it a reliable and efficient choice for a variety of watercraft applications.
Pros of buying a Mercury Optimax 3.0L CXL 25in counter rotating unit:1. Powerful engine: The Optimax 3.0L engine provides excellent power and performance, making it suitable for a wide range of boat sizes and uses.
2. Counter-rotating propellers: The counter-rotating propellers reduce the likelihood of cavitation and improve overall boat efficiency, leading to improved fuel economy and speed.
3. Advanced technology: The Optimax engine features advanced technologies such as electronic fuel injection and closed-loop exhaust control, which help to improve fuel efficiency and reduce emissions.
4. Durable construction: The engine is built to last with corrosion-resistant materials and a robust design, ensuring that it can withstand the harsh marine environment.
5. Wide range of options: Mercury offers a wide range of options for this engine, including different power levels, gear ratios, and accessories, allowing you to customize the engine to meet your specific needs.
Cons of buying a Mercury Optimax 3.0L CXL 25in counter rotating unit:1. High price: The Optimax engine is one of the more expensive outboard options on the market, which may be a deterrent for some buyers.
2. Complexity: The advanced technology and features of the Optimax engine may make it more complex to maintain and repair than simpler outboard engines.
3. Limited availability: Depending on your location, it may be more difficult to find a dealership that carries this engine or has the necessary parts and expertise to service it.
4. Weight: The Optimax engine is heavier than some other outboard options, which may make it more difficult to install or maneuver on smaller boats.
Conclusion: The Mercury Optimax 3.0L CXL 25in counter rotating unit is a high-quality, powerful outboard engine that offers excellent performance and features. However, its high price and complexity may be a deterrent for some buyers. If you have the budget and the technical expertise to maintain it, the Optimax engine can provide excellent value and performance for your boat.
Recommendation: If you are looking for a powerful, high-performance outboard engine for your boat, the Mercury Optimax 3.0L CXL 25in counter rotating unit is a great option. However, be sure to consider the higher price and potential complexity of the engine before making a purchase. If you are unsure, it may be worth speaking with a Mercury dealer or expert to get more information and advice.
This is a genuine Mercury lower unit. Used as a spare on 2002 optimax 225hp. Never been damaged, reconditioned or painted.