16086-W344692-66 WSM Top End Kit Yamaha

Review WSM Top End Kit 1800cc 0.25mm Oversize To 86.15mm Bore For Yamaha for YAMAHA 2013–2016

Introducing the WSM Top End Kit 1800cc (Part Numbers: WSM 16086-W344692-66) specifically designed for Yamaha motorcycles manufactured between 2013 and 2016. This top-end kit is an excellent upgrade for riders seeking improved performance and power.

The WSM Top End Kit is engineered with precision-machined, oversized 1800cc cylinders, allowing for increased displacement and enhanced power output. Each cylinder features a bore size of 86.15mm and a 0.25mm overbore, enabling greater combustion efficiency and increased horsepower.

The kit includes high-performance pistons with forged rings and a lightweight design. These pistons are designed to reduce friction and facilitate efficient power transfer. Additionally, the piston tops are machined to accommodate the use of high-performance aftermarket camshafts for optimal power delivery.

The WSM Top End Kit also includes new, high-performance cylinder heads. These heads feature upgraded exhaust ports for improved flow and increased power output. The intake ports have been optimized for enhanced airflow, ensuring a more efficient combustion process and improved throttle response.

The kit comes equipped with high-performance valves and springs. The intake valves are larger in size to facilitate improved airflow, while the exhaust valves are designed for optimal efficiency and durability. The valve springs have been upgraded for increased durability and improved valve control.

The WSM Top End Kit is designed to work seamlessly with your Yamaha s existing engine components. It is essential to note that the installation of this kit requires the use of high-performance aftermarket camshafts for optimal performance.

In summary, the WSM 1800cc Top End Kit (Part Numbers: WSM 16086-W344692-66) is an excellent performance upgrade for Yamaha motorcycles manufactured between 2013 and 2016. It features oversized 1800cc cylinders, high-performance pistons, optimized cylinder heads, and upgraded valves and springs. This kit is a must-have for riders seeking improved power output, enhanced combustion efficiency, and optimal engine performance.

Pros and Cons of buying a WSM 1800cc Top End Kit for 2013-2016 Yamaha Motorcycles

The WSM 16086-w344692-66 Top End Kit is an aftermarket upgrade designed to enhance the performance of 2013-2016 Yamaha motorcycles with an 1800cc engine. This kit includes new cylinder heads, pistons, rings, and other related components. In this analysis, we will discuss the potential advantages and disadvantages of investing in this top-end kit.

1. Enhanced Power: The upgraded cylinder heads and pistons can lead to a noticeable increase in power and torque, resulting in improved acceleration and overall riding performance.

2. Improved Engine Efficiency: The top-end kit can lead to better combustion efficiency, reducing fuel consumption and potentially saving money in the long run.

3. Durability: The use of high-quality materials in the components of the kit can lead to increased engine longevity and reliability.

4. Customization: Installing a top-end kit allows riders to personalize their motorcycles and potentially gain a competitive edge in racing or track days.

1. Cost: The WSM 1800cc Top End Kit is a significant investment, with a price tag that may be prohibitive for some riders.

2. Installation Complexity: Installing the top-end kit requires extensive mechanical knowledge and expertise, potentially leading to additional labor costs.

3. Potential Compatibility Issues: It is crucial to ensure that the top-end kit is compatible with the specific model and year of the Yamaha motorcycle to avoid any potential fitting issues.

The WSM 1800cc Top End Kit presents an intriguing opportunity for Yamaha motorcycle owners looking to enhance the performance of their engines. The potential benefits, such as increased power, improved efficiency, and increased durability, can lead to a more enjoyable and engaging riding experience. However, the significant investment required, along with the installation complexity and potential compatibility issues, should be carefully considered before making a purchase.

For those considering the WSM 1800cc Top End Kit, it is recommended to thoroughly research the product, confirm compatibility with their specific motorcycle model and year, and weigh the potential benefits against the investment cost. Additionally, seeking the expertise of a professional mechanic during the installation process can help ensure a successful and trouble-free upgrade.

Details:

I need to exchange an item. Wsm platinum series top-end kit contains: top-end gaskets and pistons to rebuild one motor piston bore size: 86.15mm, actual contents may vary from photo, pistons are made of high strength hardened aluminum. This is helpful if you are buying multiple items. Compatibility: years: make: model: application: notes: 2013 - 2014 Yamahafa1800 wave runner Fox shoe, 2016 Yamahafa1800a cruiser 2016 Yamahafc1800 Soho, 2012 2013 Yamahafb1800 ho, 2009 2013 Yamahagx1800a Zs, 2014 Yamahafb1800a 2008 2011 Yamahafx1800 2014 2018 Yamahafc1800 2011 2014 Yamahavx1800k bxs, 2012 Yamahafx1800 2018 Yamahafc1800a 2017 2018 Yamahagp18 2018 Yamahafc1800b limited 2014 Yamahavx1800ak VCR, 2013 Yamahagx1800 Fr.

They are designed to prevent skirt and ring groove breakage. Wsm top end kit 1800cc -0.25mm oversize to 86.15mm bore for 2013 - 2016 Yamaha fa1800a wave runner Fox cruiser shoe jet ski: bore: 86.15mm, sizing: 0.25mm. Piston walls are treated with a nonabrasive coating which reduces heat and friction for extended life. Parts without fitment are to be assumed universal and may require vehicle modification.

Brand: Wsm, model number: 16086-W344692-66.

specifications watercraftimp:

• for makes: Yamaha
• for years: 2013–2016
• brand: Wsm
• mpn: 16086-w344692-66

returns watercraftimp:

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

shipping watercraftimp:

• transit: 2-3 days
• class: standard
• type: fixed
• service: standard

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• wallet: paypal
• other
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general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

offer watercraftimp:

• availability: in stock
• in stock #: 1
• started: february 4, 2026
• options: ship-to-home
• sold #: 18
• price: $708.50
• item condition: New

seller watercraftimp:

• city: boise, id
• rating: 99.8%
• # reviews: 76842