MOOSE RACING 971921 Piston 39.47MM 50

( Brand: Moose Racing ), ( Manufacturer Part Number: 971921 ), ( Part Type: Piston ), ( Warranty Details: See Manufacturer )

Review MOOSE RACING Piston 39.47mm Ktm 50 fits SX 2002–2008

The Moose Racing 971921 piston is an essential upgrade for riders who want to enhance the performance of their KTM 50 SX motorbikes from 2002 to 2008. This high-performance piston is specifically designed to provide superior power and reliability, making it an excellent choice for racers and enthusiasts alike.

The piston measures 39.47mm in diameter and is meticulously crafted using the finest materials. It boasts a forged construction, ensuring maximum strength and durability, even under the most demanding racing conditions. The piston's crown is designed with a precise dish shape, which helps increase power output by optimizing the engine's combustion efficiency.

Moreover, the Moose Racing 971921 piston features a plated skirt, which provides excellent resistance to scuffing and wear, ensuring a longer lifespan. The piston also comes with a ring package that includes a compression ring, oil control ring, and a top ring. These rings are carefully selected to provide optimal engine performance and efficiency.

The piston's design also includes a gudgeon pin bore that is precision machined to ensure a perfect fit and optimal engine clearances. This results in improved engine stability and reduced friction, leading to better overall engine performance.

Finally, this Moose Racing piston is easy to install, making it an excellent choice for riders who want to upgrade their KTM 50 SX motorbike quickly and efficiently. It is important to note that installing a performance piston requires certain skills and tools, and we recommend having it installed by a professional mechanic to ensure proper installation and optimal engine performance.

In summary, the Moose Racing 971921 piston is a high-performance upgrade for the KTM 50 SX motorbikes from 2002 to 2008. It is meticulously crafted using the finest materials, provides superior power and reliability, and is easy to install. With its forged construction, optimized crown shape, plated skirt, and precision-machined gudgeon pin bore, this piston is an excellent choice for racers and enthusiasts who want to get the most out of their motorbike's engine.

Pros and Cons of Buying a Moose Racing 971921 Piston for KTM 50 SX (2002-2008)

The Moose Racing 971921 piston is a popular aftermarket option for those looking to enhance the performance of their KTM 50 SX motorbikes from 2002 to 2008. This piston upgrade aims to provide better power delivery, increased durability, and improved engine efficiency. In this article, we will discuss the potential advantages and disadvantages of investing in this Moose Racing piston.

1. Enhanced Performance: The Moose Racing 971921 piston is designed to provide improved power and torque, resulting in better overall engine performance. This is particularly beneficial for racers and enthusiasts who aim to maximize the potential of their KTM 50 SX.

2. Durability: The piston is made of high-quality materials, ensuring increased durability and longevity compared to the OEM piston. This can help reduce the frequency of engine rebuilds and save riders money in the long run.

3. Customization: Replacing the stock piston with an aftermarket option like the Moose Racing 971921 piston allows riders to tailor their engine to their specific riding style and preferences. This can lead to a more enjoyable and personalized riding experience.

1. Cost: The Moose Racing 971921 piston is more expensive than the OEM piston. This may deter some riders, especially those on a tight budget.

2. Installation Complexity: Installing the aftermarket piston requires a certain level of mechanical expertise. This may result in additional costs if a professional mechanic is required for the installation.

3. Potential Compatibility Issues: Although the Moose Racing 971921 piston is designed to fit the KTM 50 SX (2002-2008), there might be some compatibility issues with specific engine configurations or modifications. It is crucial to ensure that the piston is compatible with your bike before making a purchase.

In conclusion, the Moose Racing 971921 piston is an excellent option for KTM 50 SX riders seeking improved performance, durability, and customization. However, it comes with a higher cost and installation complexity. If you are an experienced rider with the necessary mechanical skills and a desire to optimize your bike's performance, the Moose Racing piston could be a worthwhile investment. Alternatively, if you are a budget-conscious rider or unsure of your mechanical abilities, the OEM piston may be a more suitable choice.

If you decide to pursue the Moose Racing 971921 piston, ensure that you source it from a reputable dealer and confirm its compatibility with your specific engine configuration before making a purchase. Additionally, consider consulting a professional mechanic for the installation process to ensure a smooth and successful upgrade.

Details:

Wrist pins are nitrite coated providing a hardened wear resistant bearing surface. Piston kits include piston, rings, wrist pin, and cir clips. Moose Piston 39.47mm KTM 50 SX 2002 -2008: Gravity cast aluminum alloy with 18% silicon to increase resistance wear and decrease thermal distortion, thus providing a longer piston life. Coated skirts ease break-in, decreasing wear, and aiding in lubrication.

Wear resistant piston rings that are either nitrite or chrome plated.

part #: 971921 prices

• $139.00-$471.95

specifications pistondon:

• for models: Sx
• for makes: Ktm
• for years: 2002-2008
• brand: Moose Racing
• mpn: 971921
• part type: Piston
• warranty details: See Manufacturer

offer pistondon:

• quantity: 2
• options: Ship-to-home
• started: March 14, 2025
• sold: 0
• availability: In Stock

shipping pistondon:

• service: UPS Ground
• transit: 4-7 Days
• cost: $0.00
• class: Standard
• carrier: UPS
• type: Fixed

seller pistondon:

• # reviews: 606389
• rating: 99.2%
• city: Grand Rapids, Michigan

general pistondon:

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

payments pistondon:

• wallet: Paypal
• credit card: Discover
• other

returns pistondon:

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

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