WOSSNER PISTONS 8075D050 Piston 64.50MM RD400/RD350

( Brand: Wossner Pistons ), ( Manufacturer Part Number: 8075D050 ), ( Part Type: Piston )

Review WOSSNER PISTONS Piston 64.50mm #8075d050 Yamaha Rd400/rd350 fits RD400 RD350

Wossner 8075D050 Piston for Yamaha RD400/RD350 - 64.50mm, High Performance

Discover the ultimate power and reliability enhancement for your Yamaha RD400/RD350 motorcycle with this top-tier Wossner 8075D050 piston. Designed specifically for engines with a bore size of 64.50mm, this piston is an excellent choice for riders seeking optimal performance and durability.

Manufactured by Wossner, a renowned name in the automotive industry for producing high-quality pistons, this 8075D050 piston boasts a combination of advanced engineering and precision craftsmanship. Its forged construction ensures superior strength and rigidity, allowing it to withstand the rigors of high-performance riding.

The piston's crown is engineered with a dish shape designed to provide better combustion efficiency and an increased power output. The piston skirt is machined with a close tolerance and an optimized shape for a perfect seal against the cylinder wall, ensuring minimal compression leakage and maximum efficiency.

Additionally, the piston rings included with this kit are made of high-temperature, low-friction materials to provide excellent sealing and minimize wear. The rings are also precision-machined to ensure a perfect fit in the piston grooves, reducing the likelihood of ring groove damage and ensuring long-lasting performance.

This Wossner 8075D050 piston is also designed to be drop-in compatible with the OEM (Original Equipment Manufacturer) piston in your Yamaha RD400/RD350, making installation a straightforward process for the average DIY mechanic. However, for the best results, it is recommended to have the piston installed by a professional mechanic to ensure proper fitment and alignment.

In conclusion, the Wossner 8075D050 piston is an excellent upgrade for riders seeking improved power output, efficiency, and durability for their Yamaha RD400/RD350 motorcycle. With its forged construction, optimized crown shape, and high-quality piston rings, this piston is sure to deliver exceptional performance and reliability, making it a worthwhile investment for any serious rider.

Wossner pistons, such as part number 8075d050 which is suitable for Yamaha RD400 and RD350 motorcycles with a bore size of 64.50mm, are known for their high-quality construction and durability. Here are some pros and cons to consider before making a purchase:

1. Enhanced Performance: Wossner pistons are made from high-quality materials and undergo a unique production process that results in pistons with improved strength and rigidity. This can lead to increased power output and improved engine performance.

2. Longer Service Life: Wossner pistons are designed to last longer than OEM (original equipment manufacturer) pistons due to their superior quality and construction. This can save you money in the long run by reducing the need for frequent piston replacements.

3. Improved Engine Durability: The increased strength and rigidity of Wossner pistons can help improve the overall durability of the engine. This can lead to a more reliable motorcycle and reduced downtime.

1. Cost: Wossner pistons can be more expensive than OEM pistons. However, the long-term savings from reduced replacement frequency and improved engine performance can offset the initial cost.

2. Installation Complexity: Installing aftermarket pistons like the Wossner 8075d050 can be more complex than installing OEM pistons. This may require additional labor costs if you choose to have the work done by a professional.

3. Customization: The Wossner 8075d050 piston is designed specifically for the Yamaha RD400 and RD350 with a bore size of 64.50mm. If you have a different motorcycle or bore size, you may need to purchase a different piston.

In conclusion, the Wossner 8075d050 piston can offer improved performance, longer service life, and increased engine durability for Yamaha RD400 and RD350 motorcycles. However, it comes with a higher cost, installation complexity, and potential customization requirements. Ultimately, the decision to purchase this aftermarket piston depends on your budget, technical expertise, and desired performance gains.

If you are comfortable with the installation process, have the necessary tools, and are willing to invest in a high-performance aftermarket piston, then the Wossner 8075d050 could be a worthwhile investment. However, if you are on a tight budget or prefer a more straightforward upgrade, you may want to consider other options.

Details:

Yamaha RD350 1973-1975. Made in Germany. All Pistons include piston, ring, wrist pin and locks. Wossner Piston 64.50mm #8075D050 Yamaha RD400/RD350: In-house designed and manufactured; all forgings are produced in Wossner company-owned forging operation.

Wossner Pistons are used by leading Supergrass, Aren across and MX GP teams. Yamaha RD400 1976-1979. 4-stroke Pistons are made using a double-bridged forging design.

part #: 8075d050 prices

• $103.73-$115.90

specifications pistondon:

• for models: Rd400, Rd350
• for makes: Yamaha
• brand: Wossner Pistons
• mpn: 8075d050
• part type: Piston

general pistondon:

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

returns pistondon:

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

offer pistondon:

• sold: 0
• quantity: 4
• started: May 23, 2026
• availability: In Stock
• options: Ship-to-home

seller pistondon:

• city: Grand Rapids, Michigan
• # reviews: 717460
• rating: 99.8%

payments pistondon:

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

shipping pistondon:

• service: Standard
• transit: 5-7 Days
• type: Fixed
• cost: $0.00
• class: Standard

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