1. Personal Watercraft Engines, Impellers & Components Parts
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  3. WSM 21877-W356274-97

21877-W356274-97 WSM Jet Pump Se Ski Gti 4-TEC Sea-doo

fits model: Gti, 4-tec. make: Sea-doo. year: 2007.

21877-W356274-97 WSM Jet Pump Se Ski Gti 4-TEC Sea-doo
Product Aspects
BrandWSM
Manufacturer Part Number21877-W356274-97
Part TypeJET PUMP

Review WSM Jet Pump Assembly For Sea-doo Se Ski for SEA-DOO GTI 4-TEC 2007

The WSM 21877-W356274-97 Jet Pump is a high-performance accessory specifically designed for the 2007 Sea-Doo GTI 4-TEC SE ski model. This jet pump is an essential component of the watercraft's propulsion system, responsible for drawing in water and expelling it through the impeller to generate forward motion.

This jet pump features a durable, corrosion-resistant design, with a one-piece impeller housing made of glass-reinforced polymer. The impeller itself is constructed of heavy-duty, injection-molded plastic, ensuring superior strength and longevity. The pump's impeller diameter measures 19 inches, providing excellent thrust and maneuverability.

One of the standout features of this WSM jet pump is its advanced wear plate technology. The pump comes equipped with wear plates made of heat-treated stainless steel, which are strategically placed to protect the impeller and other critical components from wear and tear caused by debris in the water.

The WSM 21877-W356274-97 Jet Pump also includes a high-quality, easy-to-install pump cover. This cover not only adds an aesthetic touch to your watercraft but also protects the impeller and other components from damage when the watercraft is not in use or when trailering.

Additionally, this jet pump comes with a premium quality, high-density foam gasket kit. This gasket kit ensures a tight seal between the pump and the watercraft, minimizing water leaks and optimizing performance.

Installing the WSM 21877-W356274-97 Jet Pump on your 2007 Sea-Doo GTI 4-TEC SE ski is a straightforward process. The pump comes with all necessary hardware, including new bolts and nuts, making it easy for DIY installation. If you prefer, you can also opt for professional installation through an authorized Sea-Doo dealer.

Overall, the WSM 21877-W356274-97 Jet Pump is an excellent investment for any Sea-Doo GTI 4-TEC SE ski owner looking to enhance their watercraft's performance, durability, and appearance. With its robust design, advanced technology, and easy installation process, this jet pump is sure to provide you with years of reliable service on the water.

Pros and Cons of Buying a WSM 21877-W356274-97 Jet Pump for a 2007 Sea-Doo GTI 4-TEC SE Ski

Introduction:

The WSM 21877-W356274-97 jet pump is a popular aftermarket option for the 2007 Sea-Doo GTI 4-TEC SE Ski. It offers several benefits, but like any purchase, it comes with its advantages and disadvantages. In this article, we will discuss both the pros and cons of investing in this jet pump.

Pros:

1. Improved Performance: The WSM jet pump offers increased water intake and output, resulting in enhanced acceleration and top speed.

2. Durability: This jet pump is known for its robust design and high-quality materials, ensuring long-lasting operation.

3. Better Fuel Efficiency: The increased water flow and efficiency of the WSM jet pump can lead to improved fuel economy.

4. Enhanced Customization: Installing the WSM jet pump opens up the opportunity for further customization, such as adding larger impellers or nozzles.

5. Improved Handling: The increased water flow and thrust provided by the WSM jet pump can improve the handling and stability of the ski.

Cons:

1. Cost: The WSM jet pump is more expensive than the stock option, making it a significant investment for some buyers.

2. Installation Complexity: The installation process of the WSM jet pump can be more complex than a standard replacement, requiring specialized tools and knowledge.

3. Potential Increase in Noise: The increased water flow and power of the WSM jet pump can result in higher noise levels, which may be a concern for some riders.

4. Potential Impact on Warranty: Installing a non-OEM jet pump may void the factory warranty on some Sea-Doo models.

Conclusion:

The WSM 21877-W356274-97 jet pump offers several advantages for the 2007 Sea-Doo GTI 4-TEC SE Ski, including improved performance, durability, better fuel efficiency, enhanced customization, and improved handling. However, it comes with some disadvantages, such as a higher cost, installation complexity, potential increase in noise, and potential impact on the warranty.

Recommendation:

If you are looking for increased performance, durability, and customization options for your 2007 Sea-Doo GTI 4-TEC SE Ski, the WSM 21877-W356274-97 jet pump is an excellent choice. However, it is essential to consider the potential costs, installation complexity, and potential impact on the warranty before making the purchase. Prospective buyers should carefully weigh the pros and cons and consult with a qualified Sea-Doo technician to ensure a successful installation.

Details:

Brand: Wsm, model number: 21877-W356274-97. Parts without fitment are to be assumed universal and may require vehicle modification. I need to exchange an item. This is helpful if you are buying multiple items.

2006 - 2007 Sea-doo Gti se. Wsm jet pump assembly for 2007 Sea-doo Gti 4-TEC se na ski: complete jet pump assemblies sea doo watercraft, comes complete and assembled with housing, bearings, seals, includes cone impeller shaft. 2007 - Sea-doo Gti 4-TEC se na.

specifications watercraftimp:

  • for models: Gti, 4-tec
  • for makes: Sea-doo
  • for years: 2007
  • brand: Wsm
  • mpn: 21877-w356274-97
  • part type: Jet Pump

general watercraftimp:

  • category: Watercraft Parts > Engines > Impellers Components

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  • price: $575.96
  • item condition: New
  • started: september 6, 2025
  • in stock #: 1
  • availability: in stock
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  • sold #: 24

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rating: 99.5% out of 100 based on 88 user ratings.
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