1. Pistons, Rings & Piston Kits Products
  2. sku: 6937813429879613
  3. WISECO MN/C31B

WISECO MN-C31B Piston Kit Engine MN/C31B

fits model: Kx450, Fl. make: Kawasaki. year: 2019–2021.

C31b Wiseco Mn/c31b Piston Kit For 2019-2021 Kawasaki Kx450 - Engine Pistons Kits Fl

( Brand: Wiseco ), ( Manufacturer Part Number: MN/C31B ), ( Type: Piston Kits ), ( Compatible Year: 2021 2020 2019 ), ( Bundle Description: 1 Pc Genuine Wiseco Piston Kits ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review WISECO Mn/c31b Piston Kit For Kawasaki Engine Pistons Kits fits KX450 FL 2019–2021

The WISCO MN/C31B Piston Kit for the 2019-2021 Kawasaki KX450 is an excellent upgrade option for riders seeking improved engine performance and durability. This piston kit is specifically designed to fit the Kawasaki KX450 engine and is manufactured using advanced techniques and high-quality materials.

The pistons in this kit are made from forged 2618-T6 aluminum alloy, ensuring superior strength and rigidity. The piston crowns are engineered with a domed shape and a compression height of 11.0 mm, providing optimal combustion efficiency and power output. The piston skirts are designed with a full-length oil squirter groove, ensuring consistent lubrication and reducing friction for longer engine life.

The piston rings included in this kit are made from high-temperature, low-friction materials. The compression ring is made from nickel-chromium-molybdenum alloy, while the oil control ring is made from iron. The top compression ring features a groove for the use of a piston ring retainer, ensuring proper ring seal and preventing blow-by.

The piston pins are made from high-strength, heat-treated steel and are precision-machined to ensure a perfect fit. The piston pin diameter is 23.2 mm, and the piston pin length is 110.0 mm. The piston pin is also designed with a full-floating piston pin boss, reducing piston side-loading and providing better durability.

The piston kit also includes piston pin bushings, which are made from high-strength, heat-resistant material and are precision-machined to ensure a perfect fit. The piston pin bushings are designed to provide a snug fit to the piston pin, reducing piston slop and ensuring proper engine function.

The WISCO MN/C31B Piston Kit for the 2019-2021 Kawasaki KX450 is an excellent choice for riders seeking improved engine performance and durability. With its high-quality materials, precise manufacturing, and optimal design, this piston kit will provide a significant upgrade for your KX450 engine.

The Wiseco MN/C31B piston kit for the 2019-2021 Kawasaki KX450 engine is a popular aftermarket option for those seeking performance improvements. Here are some pros and cons to help you make an informed decision:

Pros:

1. Enhanced Performance: The Wiseco piston kit is designed to provide better performance by reducing weight and increasing strength compared to OEM pistons. This results in improved combustion efficiency, increased power, and better throttle response.

2. Durability: Wiseco pistons are known for their durability, which is essential for off-road racing. The MN/C31B piston kit is no exception, as it is designed to withstand the rigors of high-performance riding.

3. Customizability: The Wiseco piston kit comes with various options for ring sizes and materials, allowing riders to tailor the kit to their specific riding style and engine setup.

4. Better Heat Management: The Wiseco piston kit features a unique piston crown design that helps manage heat more efficiently, reducing the risk of detonation and engine damage.

Cons:

1. Cost: The Wiseco piston kit is more expensive than OEM pistons. However, the performance gains and durability may justify the additional cost for some riders.

2. Installation: Installing the Wiseco piston kit requires some mechanical knowledge and skills. It is recommended to have the kit installed by a professional to ensure proper installation and prevent any potential issues.

3. Compatibility: The Wiseco piston kit may not be compatible with all aftermarket components or modifications. It is essential to ensure that the kit is compatible with any existing modifications before installation.

Conclusion:

The Wiseco MN/C31B piston kit for the 2019-2021 Kawasaki KX450 engine offers significant performance improvements, durability, and customizability. However, it comes with a higher cost and requires some mechanical knowledge for installation. Ultimately, the decision to purchase this piston kit depends on an individual's riding style, budget, and engine setup. If performance gains and durability are priority, then the Wiseco piston kit is an excellent investment. Otherwise, OEM pistons may be a more cost-effective option.

Details:

Wiseco Piston Kit for 2019 - 2021 Kawasaki KX450 - Engine Pistons Kits Fl: Status: In Stock.

part #: mnc31b prices

  • $224.99-$230.62

specifications pistondon:

  • for models: Kx450, Fl
  • for makes: Kawasaki
  • for years: 2019-2021
  • brand: Wiseco
  • mpn: Mn/c31b
  • type: Piston Kits
  • compatible year: 2021 2020 2019
  • bundle description: 1 Pc Genuine Wiseco Piston Kits
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

offer pistondon:

  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • started: June 12, 2025
  • quantity: 1

returns pistondon:

  • paid by: Buyer
  • policy: Returns Accepted
  • time: 30 Days

general pistondon:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits

shipping pistondon:

  • class: Standard
  • cost: $0.00
  • type: Fixed
  • service: Standard
  • transit: 2-5 Days

seller pistondon:

  • rating: 96.9%
  • city: Multiple warehouses
  • # reviews: 8868

payments pistondon:

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  • wallet: Google-pay
for models: kx450, fl, for makes: kawasaki, for years: 2019-2021, type: piston kits, compatible year: 2021 2020 2019, bundle description: 1 pc genuine wiseco piston kits, core charge: free no core charge, fitment type: direct replacement,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 6937813429879613,

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