1. Personal Watercraft Engines, Impellers & Components Parts
  2. sku: 9628635009696721
  3. MERCURY 100-49-07SK

100-49-07SK MERCURY Piston Stbd Kit 2500 Sea-doo Mariner

fits model: 2500, Mariner. make: Sea-doo. year: 2001–2018.

100-49-07SK MERCURY Piston Stbd Kit 2500 Sea-doo Mariner
Product Aspects
BrandMERCURY
Manufacturer Part Number100-49-07SK
Part TypePISTON
Piston Size3.541
Country Of OriginTAIWAN
LocationSTARBOARD SIDE

Review MERCURY Piston Kit Sea-doo Stbd 3.541 Inch for SEA-DOO MARINER 2500 2001–2018

Introducing the Mercury 100-49-07SK Piston Kit, specifically designed for Mariner and Sea-Doo outboard engines with model numbers 110-175 2500 and 01-18, and a shaft length of 3.541 inches. This piston kit is a must-have for boat owners looking to maintain the optimal performance of their outboard engines.

The Mercury 100-49-07SK Piston Kit is engineered with high-quality materials to ensure durability and reliability. Each piston is precision-machined to exacting specifications to ensure a perfect fit and optimal engine operation. The piston rings are made from a nitrided steel alloy, which provides superior ring wear resistance and reduces the need for frequent ring replacement.

The pistons are also designed with a low-friction, skirt coating that minimizes engine wear and reduces the amount of fuel consumed. This coating also helps to reduce engine temperatures, allowing for longer engine life and improved overall performance.

The Mercury 100-49-07SK Piston Kit includes all necessary components for a complete piston replacement, including the piston, piston ring, and piston pin. Each component is carefully packaged to ensure safe and secure transportation, and the kit comes with clear installation instructions to make the replacement process as easy as possible.

Installing the Mercury 100-49-07SK Piston Kit on your Mariner or Sea-Doo outboard engine is a straightforward process, and can be completed in just a few hours with basic tools and some mechanical know-how. By using this piston kit, you can help extend the life of your engine, improve its performance, and ensure that it continues to run smoothly and efficiently.

In summary, the Mercury 100-49-07SK Piston Kit is a high-quality, reliable solution for maintaining the performance and longevity of your Mariner or Sea-Doo outboard engine. With its precision-machined components, superior materials, and easy installation process, this piston kit is an essential addition to any boat owner's toolkit.

Mercury 100-49-07SK Piston Kit for Mariner Outboard Motors: A Comprehensive Analysis

Introduction:

The Mercury 100-49-07SK piston kit is designed for Mariner outboard motors with a displacement of 110-175 hp, model years 2001-2018, and a gear ratio of 3.541:1. This kit includes new pistons and piston rings to help maintain engine performance and efficiency. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this piston kit.

Pros:

1. Enhanced Engine Performance: By replacing the worn-out pistons and piston rings, the engine's performance will be significantly improved. This can lead to better acceleration, increased horsepower, and smoother overall operation.

2. Long-Term Cost Savings: Purchasing a piston kit can save money in the long term compared to continuously replacing worn-out pistons and rings individually. This kit includes all necessary components to complete the piston replacement.

3. OEM Quality: Mercury Marine is a trusted manufacturer of marine engines and components. This piston kit is designed specifically for their outboard motors, ensuring a proper fit and optimal engine performance.

4. Improved Engine Longevity: By replacing the pistons and rings when needed, the engine can last longer and potentially avoid more costly repairs down the line.

5. Easy Installation: The piston kit comes with clear instructions and all necessary hardware for installation. This makes the process as straightforward as possible for DIY enthusiasts.

Cons:

1. Upfront Cost: The cost of the piston kit may be a significant investment for some boat owners. However, considering the potential long-term savings and improved engine performance, this investment can be worthwhile.

2. Availability: Depending on the specific model and year of the outboard motor, the availability of this piston kit may vary. It is crucial to confirm that this kit is compatible with your engine before making a purchase.

3. Skills Required for Installation: While the installation process is relatively straightforward, it still requires a certain level of mechanical aptitude. Those without the necessary skills may need to hire a professional for installation.

Conclusion:

The Mercury 100-49-07SK piston kit for Mariner outboard motors offers several advantages, including enhanced engine performance, long-term cost savings, OEM quality, improved engine longevity, and easy installation. However, potential drawbacks include the upfront cost, availability, and the skills required for installation. Overall, if you own a Mariner outboard motor within the specified displacement, model years, and gear ratio, this piston kit can be a valuable investment for maintaining optimal engine performance and longevity.

Details:

Untitled document, 1 x piston kit for Mercury Mariner 110 - 210 / Sea-doo 25 starboard side. The listing is for 1 new piston kit Mercury marine SEATO watercraft. Piston size 3.541, is over sized: 0.040 / 1mm original bore:3.501 need a different size.

specifications watercraftimp:

  • for models: 2500, Mariner
  • for makes: Sea-doo
  • for years: 2001–2018
  • brand: Mercury
  • mpn: 100-49-07sk
  • part type: Piston
  • piston size: 3.541
  • country of origin: Taiwan
  • location: Starboard Side

returns watercraftimp:

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

shipping watercraftimp:

  • service: standard
  • class: standard
  • type: fixed
  • transit: 4-7 days

seller watercraftimp:

  • # reviews: 13085
  • city: seymour, wisconsin
  • rating: 99.8%

payments watercraftimp:

  • credit card: mastercard
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offer watercraftimp:

  • availability: in stock
  • best offers: true
  • started: february 22, 2026
  • options: ship-to-home
  • prices: $121.77–$162.18
  • item condition: New
  • in stock #: 5
  • sold #: 13

general watercraftimp:

  • category: Watercraft Parts > Engines > Impellers Components
rating: 99.8% out of 100 based on 85 user ratings.
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