WISECO MN-WZN9 Piston Kit Engine MN/WZN9

( Brand: Wiseco ), ( Manufacturer Part Number: MN/WZN9 ), ( Type: K Piston Kits ), ( Compatible Year: 1984 1983 1982 1981 1980 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Fxwg Wide Glide ), ( Bundle Description: 1 Pc Genuine Wiseco K Piston Kits ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review WISECO Mn/wzn9 Piston Kit For Harley Davidson Wide Engine Nb fits GLIDE FXWG 1980–1984

The WiseCo MN/WZN9 piston is a high-performance aftermarket replacement for the stock piston in Harley-Davidson FXWG Glide engines manufactured between 1980 and 1984. This piston kit, part number Harley-Davidson NB, is designed to provide enhanced power and durability for your motorcycle.

The WiseCo piston is engineered using state-of-the-art techniques and materials. It features a forged aluminum construction that ensures superior strength and heat resistance. The piston crown is designed with a dish profile to improve combustion efficiency and power output. The piston skirt is optimized for a snug fit in the cylinder bore, reducing friction and ensuring efficient power transfer.

The piston ring package included with this kit consists of a compression ring, an oil control ring, and a skirt oil scraper ring. These rings are precision machined from high-quality materials and are designed to provide optimal sealing and oil control. The compression ring is made from a heat-treated alloy steel to ensure maximum strength and durability.

The WiseCo MN/WZN9 piston also includes a piston pin and a connecting rod small end bearing. These components are manufactured to OEM specifications to ensure a perfect fit and reliable operation. The piston pin is made from high-strength steel, while the small end bearing is made from a sintered bronze material for superior durability and low-friction performance.

This piston kit is suitable for Harley-Davidson FXWG Glide engines with cylinder bores measuring 3.97 inches (9.6 cm) in diameter. It is important to note that this piston kit is intended for use in high-performance applications and is not recommended for stock or mildly modified engines.

Installing this piston kit requires extensive engine disassembly and reassembly, and it is recommended that the installation be performed by a professional mechanic or a skilled DIY enthusiast. Proper installation procedures and tools should be followed to ensure the longevity and reliability of the new components.

In conclusion, the WiseCo MN/WZN9 piston kit for Harley-Davidson FXWG Glide engines (1980-1984) is a high-performance aftermarket component designed to provide increased power and durability. It features a forged aluminum construction, precision-machined rings, and high-quality bearing materials. This piston kit is suitable for high-performance applications and requires professional installation.

Wiseco MN/WZN9 Piston for 1980-1984 Harley-Davidson FXWG Glide Engine: An Informed Decision

The Wiseco MN/WZN9 piston is a popular aftermarket option for the 1980-1984 Harley-Davidson FXWG Glide engine. This piston offers several benefits over the stock piston. However, like any aftermarket part, it comes with its pros and cons. In this analysis, we will discuss the advantages and disadvantages of using the Wiseco MN/WZN9 piston in your Harley-Davidson motorcycle.

1. Enhanced Performance: The Wiseco MN/WZN9 piston is designed to provide better performance than the stock piston. It offers increased power and torque, allowing for a more responsive and lively riding experience.

2. Improved Durability: The piston is made from high-quality materials, ensuring that it can withstand the rigors of long-term usage. It is also designed to reduce the likelihood of detonation and engine damage, providing peace of mind for riders.

3. Customizable: Wiseco offers several options for piston designs and materials, allowing riders to tailor their engine build to their specific needs and preferences.

4. High-Performance Coating: The Wiseco MN/WZN9 piston comes with a high-performance coating that helps reduce friction, leading to improved engine efficiency and longevity.

1. Cost: The Wiseco MN/WZN9 piston is more expensive than the stock piston. While the performance and durability benefits may justify the cost for some riders, others may prefer to stick with the more affordable stock option.

2. Installation Complexity: Installing the Wiseco MN/WZN9 piston requires more time and effort than swapping out a stock piston. It may also necessitate the purchase of additional components, such as rings and gaskets, adding to the overall cost.

3. Potential for Engine Tuning: The enhanced performance offered by the Wiseco MN/WZN9 piston may require additional engine tuning to ensure optimal performance and prevent potential issues.

The Wiseco MN/WZN9 piston offers several advantages for riders of the 1980-1984 Harley-Davidson FXWG Glide engine, including improved performance, durability, and customizability. However, it also comes with higher costs, increased installation complexity, and potential engine tuning requirements. Ultimately, the decision to use the Wiseco MN/WZN9 piston depends on your specific riding needs, budget, and willingness to invest time and resources into your motorcycle.

If you are seeking improved performance and durability for your Harley-Davidson FXWG Glide engine and have the budget and resources to invest in the Wiseco MN/WZN9 piston, it can be an excellent choice. However, if you are looking for a more affordable option or prefer a simpler installation process, the stock piston may be a better fit for you. Consider your riding goals, budget, and technical capabilities before making your decision.

Details:

Domed - .020in. K Piston Kit 80ci. Oversize to 3.517in. Wiseco K Piston Kit for 1980 - 1984 Harley Davidson FXWG Wide Glide - Engine nb: Status: In Stock.

part #: mnwzn9 prices

• $269.95-$372.18

specifications pistondon:

• for models: Fxwg, Glide
• for makes: Harley, Davidson
• for years: 1980-1984
• brand: Wiseco
• mpn: Mn/wzn9
• type: K Piston Kits
• compatible year: 1984 1983 1982 1981 1980
• compatible make: Harley Davidson
• compatible model: Fxwg Wide Glide
• bundle description: 1 Pc Genuine Wiseco K Piston Kits
• core charge: Free No Core Charge
• fitment type: Direct Replacement

general pistondon:

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

shipping pistondon:

• type: Fixed
• transit: 3-7 Days
• class: Standard
• cost: $0.00
• service: Standard

offer pistondon:

• quantity: 1
• availability: In Stock
• started: April 14, 2026
• options: Ship-to-home
• sold: 0

returns pistondon:

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

payments pistondon:

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

seller pistondon:

• rating: 99.1%
• city: Multiple warehouses
• # reviews: 20999

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