fits model: Mariner. make: Mercury. year: 2018–2025.

( Manufacturer Part Number: 8274A6 ), ( Part Type: Hp Flywheel )
The Mercury 8274A6 Mariner 18-25 HP Outboard Engine is a powerhouse of reliability and performance, designed for those who demand the best from their watercraft. This 2-stroke engine, with a model number 258-7907, is part of Mercury's Mariner series, known for their robustness and efficiency.
The 8274A6 Mariner engine is available in power options ranging from 18 to 25 HP, making it versatile enough to handle a variety of watercraft, from small inflatables to larger boats. The engine is equipped with a flywheel, which ensures smooth and consistent power delivery, providing a responsive and enjoyable boating experience.
The engine's 2-stroke design is not only lightweight but also highly fuel-efficient, saving you money on fuel costs. The 8274A6 Mariner features a reliable electronic fuel injection system (EFI) that delivers precise fuel and air mixtures, ensuring optimal engine performance and reducing emissions.
The engine's compact size and ergonomic design make it easy to maneuver and install. The 8274A6 Mariner also comes with a convenient tilt and trim feature, allowing you to adjust the engine's angle for optimal performance and handling in different water conditions.
Safety is a top priority with the 8274A6 Mariner. It comes with a SmartCraft electronic engine control system, which monitors engine performance and provides alerts for maintenance needs, ensuring your engine is always running at its best.
In conclusion, the Mercury 8274A6 Mariner 18-25 HP Outboard Engine is a reliable, powerful, and fuel-efficient choice for any boater. Its advanced features, including electronic fuel injection, tilt and trim, and SmartCraft electronic engine control, make it a standout in its class.
Pros of buying a Mercury 8274A6 Mariner 18-20-25 HP Outboard:1. Reliability: Mercury is a well-known brand in the marine engine industry, known for its durability and reliability.
2. Power: The 8274A6 model offers a wide range of horsepower options (18, 20, and 25 HP) to suit different boat sizes and power needs.
3. Fuel Efficiency: The engine is designed to be fuel-efficient, which can save you money in the long run.
4. Easy Maintenance: Mercury outboards are known for their easy maintenance, which can save you time and money in the long run.
5. Quiet Operation: The engine is designed to operate quietly, which can improve your boating experience.
Cons of buying a Mercury 8274A6 Mariner 18-20-25 HP Outboard:1. Cost: Mercury outboards are typically more expensive than other brands, which can be a barrier to entry for some boat owners.
2. Limited Availability: Mercury outboards may not be as widely available as other brands, which can make it harder to find parts and service if needed.
3. Complexity: Mercury outboards can be more complex than other brands, which can make it harder for some boat owners to perform maintenance and repairs on their own.
Conclusion:Overall, the Mercury 8274A6 Mariner 18-20-25 HP Outboard is a reliable and powerful engine that can save you money in the long run. However, its high cost and potential complexity may be a barrier to entry for some boat owners. If you are willing to invest in a high-quality engine that is known for its reliability and performance, the Mercury 8274A6 Mariner 18-20-25 HP Outboard may be a good choice for you.
Recommendation:If you are in the market for a new outboard engine, I would recommend considering the Mercury 8274A6 Mariner 18-20-25 HP Outboard. Its reliability, power, and fuel efficiency make it a great option for boat owners who want a high-quality engine that can last for years to come. However, be sure to weigh the pros and cons and consider your budget and maintenance capabilities before making a final decision.
Came off a 89 Mercury 25xd good condition manual start does not have ring gear 258-7907.