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  3. WOSSNER PISTONS 8091DB

WOSSNER PISTONS 8091DB Piston 54.01MM

fits model: Yz, 125. make: Yamaha. year: 1998–2001.

8091db Wossner Pistons Piston B Size 54.01mm Yamaha Yz 125 1998-2001

( Brand: Wossner Pistons ), ( Manufacturer Part Number: 8091DB ), ( Part Type: Piston )

Review WOSSNER PISTONS Piston Size 54.01mm Yamaha fits YZ 125 1998–2001

The Wossner 8091DB piston is a high-performance upgrade for the Yamaha YZ 125 motorcycles manufactured between 1998 and 2001. This piston, specifically designed for this model, offers several benefits that can significantly enhance the engine's power delivery and overall performance.

The Wossner 8091DB piston boasts a bore size of 54.01mm, making it a direct replacement for the stock piston. Its design is based on the latest engineering technologies, ensuring optimal combustion efficiency and increased power output. This piston is manufactured using Wossner's proprietary forging process, which results in a strong and durable piston with excellent mechanical properties.

One of the key features of the Wossner 8091DB piston is its lightweight design, which reduces the reciprocating mass of the engine. This leads to improved engine response and faster revving, making the motorcycle more agile and responsive. Additionally, the piston's crown is designed with a superior honing finish, ensuring optimal ring sealing and reducing the risk of detonation.

The piston's skirt is designed with a optimized profile, which reduces friction between the piston and the cylinder wall. This leads to reduced engine wear, improved efficiency, and better fuel economy. The piston's ring grooves are also optimally designed for improved ring sealing, reducing the risk of blowby and ensuring optimal compression.

The Wossner 8091DB piston is also compatible with aftermarket high-performance rings, allowing for even further performance gains. Its precision machining and strict quality control ensure a perfect fit and reliable operation, making it a top choice for Yamaha YZ 125 riders seeking maximum power and performance from their motorcycle.

In summary, the Wossner 8091DB piston is a high-quality, high-performance upgrade for the Yamaha YZ 125 motorcycles manufactured between 1998 and 2001. Its lightweight design, optimized crown, and improved ring grooves offer several benefits, including improved engine response, increased power output, reduced engine wear, and better fuel economy. With its precision machining and strict quality control, the Wossner 8091DB piston is a reliable and effective way to take your Yamaha YZ 125 to the next level.

Wossner Pistons 8091DB for Yamaha YZ 125 (1998-2001): A Detailed Analysis

Introduction:

Wossner pistons are renowned for their high-performance and durability. The 8091DB piston, with a bore size of 54.01mm, is a popular choice for those upgrading the Yamaha YZ 125 motorcycles from 1998 to 2001. In this analysis, we will discuss the potential advantages and disadvantages of using the Wossner 8091DB piston in your Yamaha YZ 125.

Pros:

1. Enhanced Power and Performance: Wossner pistons are designed to provide increased power and performance by offering better compression and combustion efficiency. The 8091DB piston is no exception. It allows for increased power output, providing a more thrilling riding experience.

2. Superior Quality and Durability: Wossner pistons are known for their high-quality materials and meticulous manufacturing processes. The 8091DB piston is no different. It is engineered to withstand the rigors of high-performance riding, ensuring prolonged engine life and reliability.

3. Improved Engine Response and Throttle Control: The Wossner 8091DB piston offers improved engine response and throttle control, allowing for smoother power delivery and better overall handling of your Yamaha YZ 125.

Cons:

1. Cost: Wossner pistons, including the 8091DB, are typically more expensive than stock pistons. This might be a significant consideration for budget-conscious riders.

2. Installation Complexity: Installing the Wossner 8091DB piston can be a complex process, especially for those without engine building experience. It may require the assistance of a professional mechanic or engine builder.

3. Engine Tuning: Installing the 8091DB piston may necessitate additional engine tuning to ensure proper ignition timing, fuel mapping, and air/fuel mixtures. This can add to the overall cost and complexity of the upgrade.

Conclusion:

The Wossner 8091DB piston offers several advantages, including enhanced power and performance, superior quality and durability, and improved engine response and throttle control. However, it also comes with some disadvantages, such as increased cost, installation complexity, and the need for additional engine tuning. Ultimately, the decision to invest in the Wossner 8091DB piston depends on your personal preferences, budget, and riding goals.

Recommendation:

If you are a serious enthusiast looking for maximum power and performance from your Yamaha YZ 125, the Wossner 8091DB piston is an excellent investment. However, for those on a budget or who prefer a more straightforward and less complex upgrade, stock pistons may be a more suitable option. Consider your goals, experience, and resources before making a decision.

Details:

Wossner Pistons are used by leading Supergrass, Aren across and MX GP teams. This item fits the following applications. Wossner Piston B Size 54.01mm Yamaha YZ 125 1998 -2001: In-house designed and manufactured; all forgings are produced in Wossner company-owned forging operation. 4-stroke Pistons are made using a double-bridged forging design.

All Pistons include piston, ring, wrist pin and locks. Made in Germany.

part #: 8091db prices

  • $99.71-$159.05

specifications pistondon:

  • for models: Yz, 125
  • for makes: Yamaha
  • for years: 1998-2001
  • brand: Wossner Pistons
  • mpn: 8091db
  • part type: Piston

payments pistondon:

  • wallet: Paypal
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  • credit card: Visa

returns pistondon:

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

seller pistondon:

  • city: Grand Rapids, Michigan
  • rating: 99.2%
  • # reviews: 606399

general pistondon:

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

shipping pistondon:

  • class: Standard
  • service: Standard
  • cost: $0.00
  • transit: 5-11 Days
  • type: Fixed

offer pistondon:

  • quantity: 2
  • sold: 0
  • options: Ship-to-home
  • started: March 14, 2025
  • availability: In Stock
for models: yz, 125, for makes: yamaha, for years: 1998-2001, part type: piston,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 5030501740494613,

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5 offers $99.71–$159.05 USD
  • Offer #1: $99.71 price + $0.00 shipping estimate = $99.71* total. OEM Part # 4XM-11631-10-B0. YZ 125 1998-2001.FREE SHIPPING
  • Offer #2: $159.05 price + $30.87 shipping estimate = $189.92* total. Compression ratio: 2-stroke (Wossner and OEM). Piston: Wossner PN#.+$30.87 shipping
  • Offer #3: $130.95 price + $63.82 shipping estimate = $194.77* total. Informativa sulla Privacy. Codice Prodotto:PR8091 DB.+$63.82 shipping
  • Offer #4: $130.95 price + $63.82 shipping estimate = $194.77* total.+$63.82 shipping
  • Offer #5: $170.33 price + $31.26 shipping estimate = $201.59* total.+$31.26 shipping

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