fits model: Efi, Rev. make: Mercury.

( Manufacturer Part Number: 821889A55 ), ( Part Type: Jet )
The Mercury Sport Jet 240 EFI Limiter (821889a55) is an exceptional performance upgrade for your Mercury outboard engine. This limiter is designed specifically for the Mercury 2.5L EFI FourStroke outboard engines, providing an additional layer of control and safety to your boating experience.
The Sport Jet 240 EFI Limiter is a digital electronic device that limits the RPM of your engine based on pre-set parameters. This device is particularly beneficial for those who frequently operate in shallow water or in areas with tight turns, as it helps prevent damage to the propeller and reduces the risk of grounding.
The limiter is easy to install, requiring no major modifications to your engine. It simply plugs into the electronic control module (ECM) and can be programmed using the Mercury SmartCraft VesselView display. The device is adjustable, allowing you to set the RPM limit according to your specific needs and operating conditions.
The Mercury Sport Jet 240 EFI Limiter is built to last, with a rugged and watertight housing that can withstand the harsh marine environment. It is also equipped with a backup feature that allows the engine to operate at full speed in case of power failure or if the limiter is accidentally turned off.
In addition to its safety features, the limiter also helps improve fuel efficiency by limiting the engine's RPM when it's not needed. This can result in significant fuel savings over time, making it a smart investment for boaters who want to reduce their operating costs.
In conclusion, the Mercury Sport Jet 240 EFI Limiter (821889a55) is a must-have accessory for any Mercury 2.5L EFI FourStroke outboard engine owner. It provides peace of mind, improved safety, and potential fuel savings, making your boating experience more enjoyable and hassle-free.
Pros of Buying 821889a55 Sport Jet 240 EFI Limiter Mercury:1. Powerful Engine: The Mercury 240 EFI outboard engine is known for its power and reliability. It delivers a good amount of horsepower, making it suitable for fast and thrilling water sports.
2. Fuel Efficiency: The EFI (Electronic Fuel Injection) system in this engine is designed to optimize fuel delivery, which can result in better fuel efficiency compared to carbureted engines.
3. Easy Start and Smooth Operation: The EFI system also helps in easier starting and smoother operation of the engine.
4. Limiter Feature: The limiter feature can help prevent engine damage by limiting the RPMs, which is beneficial if you often engage in high-speed activities.
Cons of Buying 821889a55 Sport Jet 240 EFI Limiter Mercury:1. Cost: The Mercury 240 EFI engine is typically more expensive than other outboard engines in its class.
2. Maintenance Costs: The EFI system can be more complex and may require more frequent maintenance, which can increase overall costs.
3. Availability of Parts: While Mercury is a well-known brand, some parts for the EFI system might be harder to find or more expensive than for carbureted engines.
Conclusion:The 821889a55 Sport Jet 240 EFI Limiter Mercury is a powerful and reliable engine that can provide a thrilling boating experience. Its EFI system ensures easy starting, smooth operation, and better fuel efficiency. However, the higher cost and potential for more frequent maintenance are important considerations. If you regularly engage in high-speed activities and are willing to pay a premium for performance and convenience, this engine might be a good fit for you. If you're on a tighter budget or want a simpler engine, you might want to consider other options.
Sport jet 240 Efi Rev limiter assembly. Part: 821889A55.