WISECO ORWI-CO423991-ON Piston Bike 70.5MM

( Brand: Wiseco ), ( Manufacturer Part Number: ORWI-CO423991-ON ), ( Part Type: Piston )

Review WISECO Kawasaki Dirt Bike Piston 70.5mm fits KX250 1985–1986

WISCO ORWI-CO423991-ON 70.5mm Piston for 1985-1986 Kawasaki KX250 Bikes

If you're in search of a high-performance piston for your 1985-1986 Kawasaki KX250 bike, look no further than the WISCO ORWI-CO423991-ON 70.5mm piston. This piston is meticulously engineered to deliver superior power, efficiency, and reliability for off-road racing enthusiasts.

The WISCO ORWI-CO423991-ON piston is designed with a 70.5mm bore size, making it an excellent fit for the Kawasaki KX250 engine during its 1985-1986 production period. The piston's top ring groove diameter is 69.5mm, and its compression height is 22.0mm. The piston's skirt is designed with a unique crown shape for optimal strength and rigidity.

This WISCO piston is crafted using the latest in piston technology. It features a forged ring carrier, ensuring maximum ring support and stability. The piston also includes a nitrided ring carrier surface, which increases ring life and reduces friction. The ring lands are chamfered, providing a smoother ring seat and improved sealing.

The piston's crown is designed with a unique dome shape, which increases combustion chamber volume for improved power output. The piston skirt is also designed with a generous oil squirter size, ensuring optimal engine lubrication for consistent performance.

The WISCO ORWI-CO423991-ON 70.5mm piston is manufactured using the most advanced CNC machining techniques. Each piston undergoes rigorous testing to ensure it meets the highest standards of quality and performance. The piston is also coated with a durable, high-temperature ceramic coating, providing additional protection against scuffing and wear.

In summary, the WISCO ORWI-CO423991-ON 70.5mm piston is a high-performance upgrade for your 1985-1986 Kawasaki KX250 bike. It's designed to deliver increased power, improved efficiency, and extended engine life, making it an essential upgrade for serious off-road racers. With its advanced features, meticulous engineering, and exceptional quality, this piston is sure to provide you with the edge you need to take your riding to the next level.

Wiseco OR WI-CO423991-ON 1985-1986 Kawasaki KX250 Bike Piston (70.5mm): A Detailed Analysis

The Wiseco OR WI-CO423991-ON 1985-1986 Kawasaki KX250 Bike Piston, with a bore size of 70.5mm, is a popular aftermarket upgrade for many motorcycle enthusiasts. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this piston.

1. Enhanced Performance: The Wiseco piston is designed to provide improved performance by increasing the compression ratio, allowing for better combustion and increased power output.

2. Durability: The piston is manufactured using high-quality materials, such as forged aluminum, which ensures better strength and resistance to wear and tear, enabling the engine to handle higher RPMs and power levels.

3. Improved Ring Sealing: The piston features an improved ring groove design that helps to minimize the blow-by gases, ensuring better sealing and reducing the loss of engine power.

4. Customizable: The Wiseco piston is available in various sizes and designs, allowing riders to choose the best option based on their specific engine requirements and performance goals.

1. Cost: The Wiseco piston is generally more expensive than the OEM (original equipment manufacturer) piston. However, the potential performance improvements and durability may justify the additional cost for some riders.

2. Installation Complexity: Installing the Wiseco piston may require more advanced knowledge and tools compared to an OEM piston, as well as additional time and effort.

3. Potential Clearance Issues: Depending on the specific engine configuration and aftermarket modifications, there might be clearance issues when installing the Wiseco piston, which could potentially result in engine damage if not addressed properly.

The Wiseco OR WI-CO423991-ON 1985-1986 Kawasaki KX250 Bike Piston offers several advantages, including enhanced performance, durability, improved ring sealing, and customizability. However, it also comes with potential disadvantages, such as increased cost, installation complexity, and potential clearance issues. Ultimately, the decision to purchase this piston depends on the rider's performance goals, budget, and skill level. If the benefits are deemed worth the investment and the potential challenges can be addressed, then the Wiseco piston could be a valuable upgrade for the Kawasaki KX250.

For motorcycle enthusiasts seeking to enhance the performance of their 1985-1986 Kawasaki KX250 and are willing to invest in a high-quality aftermarket piston, the Wiseco OR WI-CO423991-ON 70.5mm piston could be a suitable choice. However, it is essential to consider the potential installation challenges and ensure that the engine configuration and aftermarket modifications, if any, will not pose clearance issues. Additionally, engaging the services of a professional mechanic or following detailed installation instructions can help minimize the installation complexity.

Details:

All Wiseco 2 cycle pistons are supplied with rings and cir clips. Wiseco 2 cycle pistons are not supplied with a wrist pin unless noted in the. This is helpful if you are buying multiple items. I need to exchange an item.

1985 1986 Kawasaki KX250 Dirt Bike Wiseco Piston 70.5mm: Compatibility: KX250, Notes: Electrocution Bore - Cylinder sleeking or replanting required for oversized, Size: 70.5mm. All Wiseco 4 cycle pistons come complete with rings, wrist pins and cir clips. Parts without fitment are to be assumed universal and may require vehicle modification. Credit or Debit Card.

Only Wiseco replacement ring sets can be used on pistons.

part #: orwico423991 price

• $199.99

specifications pistondon:

• for models: Kx250
• for makes: Kawasaki
• for years: 1985-1986
• brand: Wiseco
• mpn: Orwi-co423991-on
• part type: Piston

returns pistondon:

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

general pistondon:

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

shipping pistondon:

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

offer pistondon:

• sold: 0
• started: April 9, 2025
• availability: In Stock
• options: Ship-to-home
• quantity: 3

seller pistondon:

• # reviews: 63136
• city: Indiana, US
• rating: 99.4%

payments pistondon:

• credit card: Diners-club
• other
• wallet: Paypal

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