fits make: Mercury. year: 1994–2002.

( Brand: Mercury Mariner ), ( Manufacturer Part Number: 821663A1 ), ( Part Type: Hp Alternator )
The Mercury Mariner 1994-2002 821663A1 Alternator is a critical component in maintaining the optimal performance of your 225-300 HP outboard boat. This alternator is specifically designed for Mercury Mariner engines, ensuring a perfect fit and seamless integration into your boat's electrical system.
The 821663A1 alternator is a 12-volt unit, delivering a steady and reliable power source. It boasts a robust design, with a durable cast aluminum housing that not only protects the internal components but also helps dissipate heat for optimal performance under heavy load conditions.
The alternator features a three-phase, permanent magnet design, delivering high output and efficiency. The three-phase design provides a smoother and more consistent charge, ensuring your battery stays fully charged even during extended use.
The 821663A1 alternator is equipped with a heavy-duty diode rectifier, ensuring that the alternated current is converted into direct current efficiently. This ensures that your electrical systems, including navigation lights, GPS, and stereo, receive a steady and reliable power supply.
The alternator also features a high-output regulator, which maintains a consistent voltage output even under varying load conditions. This regulator ensures that your battery is charged properly and prevents overcharging, prolonging the life of your battery.
The Mercury Mariner 1994-2002 821663A1 Alternator is a reliable and high-performing component for your 225-300 HP outboard boat. Its robust design, efficient operation, and reliable voltage regulation make it an excellent choice for ensuring the optimal performance and longevity of your boat's electrical system.
Pros of buying a 1994-2002 Mercury Mariner 225-300 HP outboard engine model 821663A1:1. Reliability: The Mercury Mariner engine is known for its durability and longevity, making it a reliable choice for boat owners.
2. Power: The 225-300 HP engine provides enough power for medium-sized boats, allowing for quick acceleration and high top speeds.
3. Fuel Efficiency: Mercury engines are known for their fuel efficiency, which can save boat owners money in the long run.
4. Availability of Spare Parts: The Mariner engine has been in production for over two decades, making it easy to find spare parts and repair services.
Cons of buying a 1994-2002 Mercury Mariner 225-300 HP outboard engine model 821663A1:1. Age: The engine is over 20 years old, which means it may require more frequent maintenance and repairs than a newer engine.
2. Technology: The engine may not have the latest technology features found in newer engines, such as digital displays and advanced fuel systems.
3. Emissions: Older engines like the Mariner may not meet modern emission standards, which can limit their use in certain areas.
Conclusion:The 1994-2002 Mercury Mariner 225-300 HP outboard engine model 821663A1 is a reliable and powerful choice for boat owners. However, its age and lack of modern technology features may be drawbacks for some. If you are looking for a reliable engine with good power, and are willing to invest in regular maintenance, then this engine could be a good option. If you prioritize the latest technology features and emissions compliance, then you may want to consider a newer engine model.
Recommendation:If you are in the market for a reliable and powerful outboard engine for your medium-sized boat, the 1994-2002 Mercury Mariner 225-300 HP outboard engine model 821663A1 could be a good choice. However, it is important to do your research and consider the engine's age and potential maintenance costs before making a purchase. It may also be a good idea to consult with a marine mechanic to ensure the engine is in good condition before making a final decision.
Please see included pictures. Fits various Mercury Mariner hp outboard motors.
Part:alternator 821663A1. Good condition.
Directly across from Lowe's and 84 lumber.