WISECO 474P8 Piston Kit 2MM 69MM

( Brand: Wiseco ), ( Manufacturer Part Number: 474P8 ), ( Part Type: Piston ), ( Manufacturer Warranty: No Warranty ), ( Size: 0.50mm Oversize To 67.50mm ), ( Country Of Origin: United States )

Review WISECO Suzuki Piston Kit 2mm Over To 69mm fits RM250 PE250 1977–1981

Introducing the WiseCo 474P8 piston kit, an essential upgrade for Suzuki RM250 and PE250 motorcycles manufactured between 1977 and 1981. This piston kit is designed to deliver enhanced performance, reliability, and durability for your Suzuki two-stroke enduro bike.

The piston in this kit is precisely engineered to fit Suzuki RM250 and PE250 engines with a bore size of 69mm and a compression height increase of 2mm. The piston is made from high-quality forged aluminum alloy, ensuring superior strength and heat resistance. The piston crown is designed with a raised dome shape, allowing for better combustion efficiency and increased power output.

The piston rings included in the kit are made from top-grade materials, ensuring a perfect seal in the cylinder bore. The compression ring is designed to provide optimal compression, while the oil control ring minimizes oil consumption and ensures cleaner exhaust emissions. The skirt of the piston rings is machined to a precise diameter and finished with a smooth, polished surface, ensuring a perfect fit and smooth operation.

The piston pin is made from heat-treated chromoly steel, ensuring maximum strength and durability. The pin is also coated with a high-performance, low-friction coating, reducing friction and wear on the piston and crankshaft.

This piston kit also includes a new piston pin retaining clip, ensuring a secure fit of the piston pin in the crankshaft. The clip is made from high-strength, heat-resistant material, ensuring a long service life.

The WiseCo 474P8 piston kit is engineered to deliver excellent power gains, improved engine response, and increased reliability. It is recommended for riders looking to get the most out of their Suzuki RM250 or PE250 enduro bike, whether for racing or just for fun.

Installation of the piston kit is straightforward and can be done with common hand tools. The kit includes detailed instructions and all necessary hardware for a hassle-free installation process.

In conclusion, the WiseCo 474P8 piston kit is an excellent upgrade for Suzuki RM250 and PE250 motorcycles manufactured between 1977 and 1981. It is designed to provide enhanced performance, reliability, and durability, making it an essential addition for any serious rider. With its high-quality materials, precise engineering, and easy installation process, this piston kit is sure to deliver impressive results and provide countless hours of enjoyable riding.

Wiseco 474P8 Suzuki RM250/PE250 1977-1981 Piston Kit - Pros, Cons, and Conclusion

The Wiseco 474P8 piston kit is a popular upgrade option for the Suzuki RM250 and PE250 models produced between 1977 and 1981. This piston kit is designed to enhance the engine's performance by providing a stronger and more efficient piston. In this analysis, we will discuss the pros and cons of investing in this piston kit and conclude with a recommendation.

1. Increased Power: The Wiseco 474P8 piston kit is designed to provide more power by reducing piston weight and increasing strength. This results in better combustion efficiency and increased horsepower.

2. Improved Durability: The piston kit is made from high-quality materials that are more resistant to wear and tear than the stock piston. This leads to longer engine life and fewer repairs.

3. Better Engine Response: The lighter weight of the Wiseco piston results in faster engine response, making the bike more responsive and agile.

4. Enhanced Engine Appearance: The Wiseco piston kit features a polished finish, giving the engine a more attractive appearance.

1. Cost: The Wiseco piston kit is more expensive than the stock piston. The cost of the upgrade may not be justified for all riders, especially those who are not looking for significant performance gains.

2. Installation Complexity: Installing the Wiseco piston kit requires some mechanical knowledge and skill. The process can be time-consuming and may require specialized tools.

3. Potential Compatibility Issues: The Wiseco piston kit may not be compatible with all aftermarket parts or modifications. It is essential to ensure that the kit is suitable for your specific bike configuration before making the purchase.

The Wiseco 474P8 piston kit offers numerous benefits for riders looking to enhance the performance and durability of their Suzuki RM250 or PE250. The increased power, improved durability, better engine response, and enhanced engine appearance make it an attractive option for those who are willing to invest in the upgrade. However, the cost, installation complexity, and potential compatibility issues may not make it suitable for all riders.

If you are a serious off-road racer or a weekend warrior who is looking for significant performance gains and is willing to invest the time and money in the upgrade, the Wiseco 474P8 piston kit is an excellent choice. On the other hand, if you are a casual rider who is not looking for significant performance enhancements and is concerned about the cost and complexity of the installation, it may be best to stick with the stock piston. Ultimately, the decision to purchase the Wiseco piston kit depends on your riding style, budget, and goals.

Details:

Engineered, forged, and machined in the USA. Single Ring Piston. Piston is made in the USA. Extra lightening operations for enhanced throttle response.

Durability, longevity and increased horsepower. Designed for all-purpose 2-stroke riding.

part #: 474p8 prices

• $59.95-$293.87

specifications pistondon:

• for models: Rm250, Pe250
• for makes: Suzuki
• for years: 1977-1981
• brand: Wiseco
• mpn: 474p8
• part type: Piston
• manufacturer warranty: No Warranty
• size: 0.50mm Oversize To 67.50mm
• country of origin: United States

returns pistondon:

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

payments pistondon:

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

shipping pistondon:

• type: Fixed
• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• transit: 3-7 Days
• carrier: FedEx

offer pistondon:

• options: Ship-to-home
• started: February 18, 2026
• quantity: 1
• sold: 0
• availability: In Stock
• best offers: True

general pistondon:

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

seller pistondon:

• city: Centerburg, Ohio
• rating: 99.4%
• # reviews: 207639

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