MOOSE RACING 250392 Piston 95.00MM 13.5 YZ450F/WR450F

( Brand: Moose Racing ), ( Manufacturer Part Number: 250392 ), ( Part Type: Piston )

Review MOOSE RACING Piston 95.00mm 13.5 For Yamaha Yz450f/wr450f fits YZ450F WR450F 2003–2009

Introducing the Moose Racing 250392 Piston, an essential upgrade for the Yamaha YZ450F and WR450F models produced between 2003 and 2009. This high-performance piston is designed to deliver enhanced power, increased durability, and improved overall engine efficiency.

The Moose Racing 250392 Piston boasts a 95.00mm bore size, which is slightly larger than the stock piston. This increase in size allows for more combustion volume, resulting in more power output. Additionally, the piston features a 13.5:1 compression ratio, providing a significant boost in engine performance.

Crafted from a forged aluminum alloy, this piston is built to withstand the rigors of off-road racing. The forging process ensures a strong, consistent structure that can handle the high temperatures and pressures generated by the engine. The piston also features a state-of-the-art, CNC-machined skirt, which reduces friction and enhances engine efficiency.

One of the most notable features of the Moose Racing 250392 Piston is its ring package. The piston comes with a high-performance ring set, including a compression ring, a ring oil scraper, and a top ring. These rings are designed to provide maximum power output, improved sealing, and reduced engine wear.

The Moose Racing 250392 Piston also features a lightweight design, with a weight savings of approximately 30 grams compared to the stock piston. This weight reduction helps to improve engine response and agility, allowing riders to take on the toughest terrain with confidence.

Installation of the Moose Racing 250392 Piston is straightforward and can be done using standard tools. The piston comes with all necessary hardware, including piston pins and rings, making it an easy and convenient upgrade for your Yamaha YZ450F or WR450F.

In conclusion, the Moose Racing 250392 Piston is an excellent upgrade for riders seeking increased power, improved durability, and enhanced engine efficiency from their Yamaha YZ450F or WR450F. With its forged aluminum construction, high-performance ring package, and lightweight design, this piston is sure to provide a significant boost in performance and help you take on even the most challenging terrain.

Moose Racing 250392 Piston for Yamaha YZ450F/WR450F (2003-2009): A Comprehensive Analysis

The Moose Racing 250392 piston is a popular aftermarket option for the Yamaha YZ450F and WR450F motorcycles manufactured between 2003 and 2009. This piston is known for its high-performance capabilities, but like any aftermarket part, it comes with its advantages and disadvantages. In this analysis, we will discuss the pros and cons of investing in the Moose Racing 250392 piston.

1. Enhanced Power: This piston is designed to increase power output, providing a more responsive and aggressive engine response.

2. Lightweight: The Moose Racing piston is lighter than the stock piston, contributing to improved engine performance and overall bike handling.

3. Durability: The piston is manufactured using high-quality materials, ensuring it can withstand the rigors of high-performance riding.

4. Customizable: This piston comes in various sizes, allowing riders to tailor their engine to their specific riding style and power requirements.

1. Cost: The Moose Racing piston is more expensive than the stock piston, which may be a deterrent for some riders.

2. Installation: Installing the aftermarket piston requires specialized tools and knowledge, potentially adding to the overall cost and time investment.

3. Potential Compatibility Issues: Some riders have reported compatibility issues with aftermarket pistons and their specific engines. It's crucial to ensure the Moose Racing piston is compatible with your Yamaha YZ450F or WR450F model before making a purchase.

The Moose Racing 250392 piston is a high-performance upgrade for the Yamaha YZ450F and WR450F motorcycles (2003-2009). It offers enhanced power, improved handling, and increased durability. However, it comes with a higher cost, potential compatibility issues, and a more complicated installation process compared to the stock piston.

If you are a serious off-road rider seeking improved engine performance and power output, the Moose Racing 250392 piston is an excellent investment. However, it is essential to ensure compatibility with your specific motorcycle model and consider the additional costs and installation challenges before making a purchase. For casual riders or those on a tighter budget, the stock piston may be a more suitable option.

Details:

This item fits the following applications. Wrist pins are nitrite coated, providing a hardened, wear-resistant bearing surface. Yamaha YZ450F 2003 -2009. Piston kits include piston, rings, wrist pin and cir clips.

Moose Piston 95.00mm 13.5:1 for Yamaha YZ450F/WR450F 2003 -2009: Gravity-cast aluminum alloy with 18% silicon to increase resistance wear and decrease thermal distortion, thus providing a longer piston life. Yamaha WR450F 2003 -2009. Wear-resistant piston rings that are either nitrite or chrome plated depending on application. Coated skirts ease break-in, decreasing wear and aiding in lubrication.

part #: 250392 prices

• $199.99-$386.95

specifications pistondon:

• for models: Yz450f, Wr450f
• for makes: Yamaha
• for years: 2003-2009
• brand: Moose Racing
• mpn: 250392
• part type: Piston

shipping pistondon:

• service: UPS Ground
• carrier: UPS
• transit: 3-5 Days
• cost: $0.00
• class: Standard
• type: Fixed

offer pistondon:

• quantity: 5
• sold: 0
• started: September 1, 2025
• availability: In Stock
• options: Ship-to-home

returns pistondon:

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

seller pistondon:

• rating: 99.3%
• # reviews: 623521
• city: Grand Rapids, Michigan

general pistondon:

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

payments pistondon:

• other
• wallet: Apple-pay
• credit card: Mastercard

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