1. Personal Watercraft Parts Products
  2. sku: 10856860434680602
  3. WSM 010-841-04K

WSM 010-841-04K Piston Kit .25MM

fits model: 1200. make: Kawasaki.

010-841-04k Wsm Piston Kit For Kawasaki 1200 .25mm

( Brand: Wsm ), ( Manufacturer Part Number: 010-841-04K ), ( Part Type: Piston ), ( Alt Mpn 1: 328394 ), ( Category 1: Top End Kits / Pistons / Rings ), ( Ride Type 1: Watercraft Personal Watercraft ), ( Average Delivery Time: 2-3 Days ), ( Package Weight: 1.3000 ), ( Package Length: 4.40 ), ( Package Width: 4.00 ), ( Package Height: 3.60 ), ( Warranty: 90 Days )

Review WSM Piston Kit For Kawasaki .25mm fits 1200

Introducing the WSM 010-841-04K piston kit, specifically designed for the Kawasaki 1200 engine with a bore size of 25mm. This piston kit is an excellent choice for riders seeking superior performance and reliability from their motorcycle.

The WSM piston kit comprises of four high-quality pistons, each precision-engineered to deliver maximum power and efficiency. The pistons are made from forged aluminum alloy, ensuring a strong and lightweight design that can withstand the rigors of high-performance riding. The piston crowns are finished with a polished surface, which not only looks great but also helps to reduce friction and improve engine efficiency.

The piston rings included in this kit are also of the highest standard. They are made from nitrided steel, which provides excellent wear resistance and helps to prevent piston-to-cylinder scuffing. The rings are also precision-machined to ensure a perfect fit, ensuring optimal sealing and combustion chamber efficiency.

The WSM 010-841-04K piston kit also includes matching piston pins and piston pin bushings, ensuring a perfect fit and smooth operation. The piston pins are made from heat-treated steel, providing strength and durability, while the piston pin bushings are made from bronze, ensuring a perfect fit and long-lasting performance.

This piston kit is a direct replacement for the OEM parts, making installation straightforward and hassle-free. Each piston comes complete with its own piston pin, piston pin bushing, and ring gap tool, making it easy to install and ensuring a perfect fit every time.

In summary, the WSM 010-841-04K piston kit is an excellent upgrade for any Kawasaki 1200 engine with a 25mm bore size. It offers superior performance, reliability, and durability, making it the ideal choice for riders seeking to get the most out of their motorcycle. With its high-quality materials, precise engineering, and easy installation, this piston kit is a must-have for any serious Kawasaki rider.

Pros and Cons of Buying WSM 010-841-04K Piston Kit for Kawasaki 1200 (25mm)

Introduction:

The WSM 010-841-04K piston kit is designed for Kawasaki 1200 engines with a 25mm bore size. This piston kit can be an excellent investment for motorcycle enthusiasts looking to upgrade or rebuild their engines. In this article, we will discuss the potential advantages and disadvantages of purchasing this piston kit.

Pros:

1. Improved Performance: The WSM piston kit is designed to provide better combustion efficiency, leading to improved engine performance.

2. Enhanced Durability: The pistons are manufactured using high-quality materials, ensuring a longer lifespan compared to OEM pistons.

3. Customization: This piston kit offers the flexibility to customize your engine by choosing different piston sizes and materials.

4. Cost-Effective: In the long term, purchasing a piston kit can be more cost-effective than continually replacing individual pistons as they wear out.

Cons:

1. Installation Complexity: Installing a piston kit requires extensive mechanical knowledge and experience, making it a challenging DIY project for some.

2. Cost: While the long-term cost savings can be significant, the upfront cost of purchasing a piston kit is higher than the cost of individual OEM pistons.

3. Potential for Engine Damage: Improper installation or use of subpar pistons can lead to engine damage, potentially resulting in costly repairs.

Conclusion:

The WSM 010-841-04K piston kit for Kawasaki 1200 engines (25mm) comes with both advantages and disadvantages. The potential benefits, such as improved performance and enhanced durability, can significantly contribute to the enjoyment and longevity of your motorcycle. However, the challenges, like installation complexity and upfront cost, should also be considered before making a purchase.

Recommendation:

If you have the necessary mechanical skills and experience, or are willing to pay for professional installation, the WSM 010-841-04K piston kit can be an excellent investment for your Kawasaki 1200 engine. It offers the potential for improved performance, enhanced durability, and cost savings in the long term. However, if you are unsure about your mechanical abilities or budget, it may be worth considering other options, such as purchasing individual OEM pistons or seeking professional advice.

Details:

WSM Piston Kit for Kawasaki 1200 .25mm 010-841-04K:: Competitively priced forged pistons. 100% satisfaction guaranteed. Piston pin is 5mm higher on long rod pistons to accommodate. Combined shipping available.

Ported to match WSM Banshee sleeves. Coated with MOS2 for high performance and heat absorption.

part #: 01084104k prices

  • $50.85-$86.96

specifications perwatercraft:

  • for models: 1200
  • for makes: Kawasaki
  • brand: Wsm
  • mpn: 010-841-04k
  • part type: Piston
  • alt mpn 1: 328394
  • category 1: Top End Kits / Pistons / Rings
  • ride type 1: Watercraft Personal Watercraft
  • average delivery time: 2-3 Days
  • package weight: 1.3000
  • package length: 4.40
  • package width: 4.00
  • package height: 3.60
  • warranty: 90 Days

general perwatercraft:

  • Parts Accessories > Personal Watercraft Parts > Other Parts
  • condition: New

returns perwatercraft:

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

seller perwatercraft:

  • rating: 99.6%
  • # reviews: 510793
  • city: Hilliard, Ohio

offer perwatercraft:

  • sold: 0
  • availability: In Stock
  • started: February 22, 2026
  • quantity: 3
  • options: Ship-to-home

shipping perwatercraft:

  • carrier: FedEx
  • type: Calculated
  • service: FedEx Ground / FedEx Home Delivery, FedEx 2Day, FedEx Standard Overnight
  • class: Standard, Expedited, One-day
  • cost: $0.00
  • transit: 3-5 Days

payments perwatercraft:

  • other
  • credit card: Diners-club
  • wallet: Google-pay
for models: 1200, for makes: kawasaki, part type: piston, alt mpn 1: 328394, category 1: top end kits / pistons / rings, ride type 1: watercraft personal watercraft, average delivery time: 2-3 days, package weight: 1.3000, package length: 4.40, package width: 4.00, package height: 3.60, warranty: 90 days,
category: watercraft parts > parts, sku: 10856860434680602,

Wsm 010-841-04K Is Similar To:

perwatercraft logo
5 offers $50.85–$86.96 USD
  • Offer #1: $86.96 price + $0.00 shipping estimate = $86.96* total.FREE SHIPPING
  • Offer #2: $50.85 price + $0.00 shipping estimate = $50.85* total. Ported to match WSM Banshee sleeves Competitively priced forged pistons.FREE SHIPPING
  • Offer #3: $76.57 price + $0.00 shipping estimate = $76.57* total. Kawasaki Ultra 150 1200 1999. WSM Kawasaki 1200cc Ultra 150/STX-R engine high performance piston kit.FREE SHIPPING
  • Offer #4: $43.25 price + $7.99 shipping estimate = $51.24* total. New Products. Piston pin is 5mm higher on long rod pistons to accommodate long rod.+$7.99 shipping
  • Offer #5: $76.57 price + $0.00 shipping estimate = $76.57* total.FREE SHIPPING

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