WISECO ORWI-CO423957-ON Piston Bike 70.5MM

( Brand: Wiseco ), ( Manufacturer Part Number: ORWI-CO423957-ON ), ( Part Type: Piston )

Review WISECO Honda Dirt Bike Piston 70.5mm fits CR250R 1978–1980

The WISCO ORWI-CO423957-ON piston is a high-performance replacement part designed specifically for 1978-1980 Honda CR250R bikes. This piston is engineered to deliver exceptional power and durability, making it an excellent choice for riders seeking to enhance their bike's performance or restore their vintage machine to its former glory.

This piston features a 70.5mm bore size, ensuring a perfect fit for the CR250R's engine. The piston is constructed from a high-strength aluminum alloy material that is both lightweight and robust. The piston's crown is finished with a precise, honed surface that provides a smooth sliding interface with the cylinder wall.

The piston also comes with a matching piston ring set that ensures efficient sealing and combustion chamber pressurization. The rings are made of high-quality, heat-resistant materials that can withstand the extreme temperatures and pressures of a high-performance motorcycle engine.

The piston's compression height has been precisely machined to match OEM specifications, ensuring proper fitment and clearance with other engine components. These specifications have been carefully measured and verified through rigorous testing to ensure optimal engine performance.

Additionally, this piston is finished with a 0.2mm skirt coating that helps reduce friction and heat transfer between the piston and the cylinder wall. This coating can help extend the life of the piston, reduce engine wear and tear, and provide improved compression efficiency.

Overall, the WISCO ORWI-CO423957-ON piston is a premium replacement part that delivers value and performance for riders of vintage Honda CR250R bikes. Its high-quality materials, precise dimensions, and advanced features make it the go-to choice for those seeking to optimize their bike's power and longevity.

Wiseco WRI-CO423957-ON 1978-1980 Honda CR250R Bike Piston: Pros and Cons

1. **Enhanced Performance:** The Wiseco WRI-CO423957-ON piston is designed specifically for high performance, making it a popular choice among racers and enthusiasts. It offers improved compression ratio, efficient combustion, and increased power output.

2. **Superior Quality:** Wiseco is a well-established brand in the aftermarket piston industry, known for its high-quality components and engineering expertise. This piston, in particular, is engineered using state-of-the-art manufacturing processes.

3. **Durable:** The WRI-CO423957-ON piston is designed to withstand the rigors of high-performance use. It features a forged construction that enhances its durability and resistance to heat and stress.

4. **Improved Engine Longevity:** Upgrading to a high-performance piston like the Wiseco WRI-CO423957-ON can help extend the life of your engine. By improving combustion efficiency, this piston reduces the amount of heat and stress placed on the engine.

5. **Easily Installed:** Installing the Wiseco WRI-CO423957-ON piston should be a straight-forward process. Being a direct replacement for the stock piston on 1978-1980 Honda CR250R bikes makes this upgrade less complicated.

1. **Cost:** Upgrading to a high-performance piston like the Wiseco WRI-CO423957-ON doesn't come cheap. The cost of purchasing and installing the piston may deter some riders.

2. **Maintenance:** While the Wiseco piston is designed to last, it still requires regular maintenance and care. This includes regular engine checks and oil changes to ensure the piston's longevity.

3. **Requires Specific Configuration:** This piston is tailored for specific engine configurations. Make sure your bike is properly configured before installing the piston, as improper configuration could lead to engine damage.

The Wiseco WRI-CO423957-ON 1978-1980 Honda CR250R piston offers numerous benefits, including enhanced performance, superior quality, durability, improved engine longevity, and ease of installation. However, it comes at a cost that some riders might find prohibitive and requires specific engine configurations and regular maintenance. Ultimately, whether this upgrade is worth it depends upon the priorities and resources of the individual rider.

For riders who value performance and are dedicated to their motorcycle hobby, the Wiseco WRI-CO423957-ON piston is a worthwhile investment. It offers significant performance improvements, durability, and can even extend the life of the engine. However, for casual riders or those on a budget, the cost and need for regular maintenance might be a deterrent. Assess your riding style, budget, and goals before making this upgrade.

Details:

This is helpful if you are buying multiple items. All Wiseco 2 cycle pistons are supplied with rings and cir clips. I need to exchange an item. All Wiseco 4 cycle pistons come complete with rings, wrist pins and cir clips.

Wiseco 2 cycle pistons are not supplied with a wrist pin unless noted in the. 1978-1980 Honda CR250R Dirt Bike Wiseco Piston 70.5mm: Compatibility: CR250R, Size: 70.5mm. Only Wiseco replacement ring sets can be used on pistons. Parts without fitment are to be assumed universal and may require vehicle modification.

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part #: orwico423957 price

• $199.99

specifications pistondon:

• for models: Cr250r
• for makes: Honda
• for years: 1978-1980
• brand: Wiseco
• mpn: Orwi-co423957-on
• part type: Piston

seller pistondon:

• rating: 99.2%
• # reviews: 61828
• city: San Diego, CA

offer pistondon:

• quantity: 3
• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: January 15, 2025

returns pistondon:

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

shipping pistondon:

• class: Standard
• transit: 3-9 Days
• type: Fixed
• service: Standard
• cost: $0.00

payments pistondon:

• credit card: Diners-club
• wallet: Apple-pay
• other

general pistondon:

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

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