MN244792 SEA-DOO Rxtx Engine Motor Rxt 300

Review SEA-DOO Seadoo Rxt-x Rxtx Engine Motor Guaranteed for SEA-DOO RXT 300 1925–2018

The Sea-Doo MN244792 18-25 RXT-X 300 RXT-X engine motor is a high-performance, advanced watercraft powertrain designed for those seeking an adrenaline-pumping riding experience. This motor is a part of the renowned Rotax 1503 engine family, known for its durability and power.

The RXT-X engine is a 4-stroke, supercharged and intercooled, inline triple design. Its impressive power output of 300 horsepower is achieved through the use of a sophisticated Electronic Fuel Injection (EFI) system, which delivers an optimal fuel-air mixture to the engine for maximum performance and efficiency.

The motor features a closed-loop cooling system that ensures consistent engine temperatures for optimal performance, even during extended use. The engine's intake system is designed to deliver a generous amount of water to the pump for superior low-end torque and acceleration.

The RXT-X engine also benefits from Sea-Doo's Intelligent Throttle Control System (iTC), which delivers smooth, responsive acceleration and improved fuel efficiency. The iTC system also includes a Sport mode, which provides an even more exhilarating riding experience by optimizing engine and watercraft settings for maximum power output.

The motor's supercharger is equipped with a high-capacity air-to-water intercooler, which ensures efficient cooling and maximum power output. This intercooler is integrated into the engine design, allowing for a compact and efficient powertrain.

The RXT-X engine is built with durability in mind. It features a robust crankshaft, high-strength connecting rods, and a durable piston design to withstand the rigors of high-performance watercraft use. The motor is also equipped with a high-strength, marine-grade aluminum intake grate and a corrosion-resistant coating to protect against the elements.

The Sea-Doo MN244792 18-25 RXT-X 300 RXT-X engine motor is a sophisticated and powerful watercraft powertrain that delivers impressive performance, efficiency, and durability. It is the heart of the RXT-X watercraft, providing an exhilarating riding experience for those seeking the ultimate in watercraft performance.

Pros and Cons of Buying Sea-Doo RXT-X 300 (Part Number: MN244792)

The Sea-Doo RXT-X 300 is a high-performance personal watercraft (PWC) known for its speed and agility. Here are some pros and cons to help you make an informed decision about purchasing this model.

1. Powerful Engine: The RXT-X 300 is equipped with a 1,494 cc Rotax 3-cylinder engine that delivers impressive power and acceleration.

2. Advanced Suspension System: The RXT-X 300 features a LinQ system with a quick-attach system for towing accessories and a sophisticated suspension system for a comfortable ride.

3. Agile Handling: This PWC is known for its agile handling, making it a popular choice for experienced riders who enjoy carving turns and performing jumps.

4. Impulse Control System: The RXT-X 300 comes with Sea-Doo's exclusive Impulse Control System, which allows riders to adjust the engine's power output for optimal performance and control.

5. Comfortable Seating: The RXT-X 300 offers comfortable seating for two riders and a spacious storage compartment for gear and supplies.

1. High Price Point: The Sea-Doo RXT-X 300 is a high-end PWC, and its price reflects its advanced features and performance capabilities.

2. Fuel Consumption: With its powerful engine, the RXT-X 300 consumes more fuel than some other models, which can add up over time.

3. Maintenance: High-performance engines require more frequent maintenance, which can be time-consuming and costly.

4. Size and Weight: The RXT-X 300 is a large and heavy PWC, making it less maneuverable in tight spaces and more challenging to transport.

The Sea-Doo RXT-X 300 is an excellent choice for experienced riders who prioritize power, agility, and advanced features. Its high-performance engine, sophisticated suspension system, and impulse control technology make it a desirable option for those who enjoy water sports and want a thrilling ride. However, its high price point, fuel consumption, and maintenance requirements might make it less appealing to budget-conscious buyers or those who prefer a more leisurely watercraft experience.

If you are an experienced rider looking for a high-performance PWC with advanced features and impressive handling, the Sea-Doo RXT-X 300 is an excellent investment. However, if you are new to watercraft or have a smaller budget, you might consider other Sea-Doo models or competitors that offer more affordable pricing and lower maintenance requirements.

Details:

Missing intake manifold, throttle body, and exhaust manifold. Part is off a 2019 Seadoo Rxt-x 300 Rxtx, watch video of this unit - YouTube. No visible cracks. May fit other 300 hp model's exp-x 3 TX limited 300 - verify with dealer.

Sold as a core for rebuild or parts due to cosmetic condition. Note: heavy saltwater corrosion and oxidation present on exterior alloy surfaces. Serial MN244792. Includes supercharger, oil cooler, water pump housing, and valve cover.

Fits 2019 Sea-doo Rxt x 300. Condition: used, running take-out presumed.

specifications watercraftimp:

• for models: Rxt, 300
• for makes: Sea-doo
• for years: 1925–2018
• mpn: Mn244792
• part type: Engine Motor
• materials sourced from: United States
• country of origin: Canada
• color: Black
• manufacturer warranty: Unspecified Length
• storage location: Ip.14.a.1 Ydv2439-w
• custom1: 205556

shipping watercraftimp:

• type: fixed
• service: flat rate freight
• class: freight

general watercraftimp:

• category: Watercraft Parts > Engines, Impellers Component > Complete

seller watercraftimp:

• rating: 99.2%
• city: odessa, florida
• # reviews: 2021 56

returns watercraftimp:

• policy: returns accepted
• time: 30 days
• paid by: buyer

offer watercraftimp:

• sold #: 12
• started: december 26, 2025
• in stock #: 1
• availability: in stock
• price: $4608.51
• item condition: Used
• options: ship-to-home

payments watercraftimp:

• credit card: discover
• other
• wallet: google-pay