WISECO MN-07R5 Top End Kit Engine Piston Cat MN/07R5

( Brand: Wiseco ), ( Manufacturer Part Number: MN/07R5 ), ( Compatible Year: 2002 2001 ), ( Compatible Make: Arctic Cat ), ( Compatible Model: Zr 800 ), ( Bundle Description: 1 Pc Genuine Wiseco Top End Kits ), ( Type: Top End Kits ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review WISECO Mn/07r5 Top End Kit Arctic Cat Engine Pistons Piston It fits ZR 800 2001–2002

Introducing the WiseCo MN/07R5 Top End Kit for the 2001-2002 Arctic Cat ZR 800 engine. This top-of-the-line kit is designed to provide an upgrade for your snowmobile's performance, durability, and longevity. This kit includes new pistons that are specifically engineered to deliver superior power output and enhanced combustion efficiency.

The pistons in this kit are made from a high-strength forged aluminum alloy. This material is known for its exceptional strength, rigidity, and heat resistance. The piston design features a full-skirted, dished shape that optimizes combustion efficiency, reduces friction, and increases power output. The piston crowns are optimized for the Arctic Cat ZR 800 engine's combustion chamber design, ensuring a precise fit and proper compression ratio.

The piston pins in this kit are made from high-strength, chrome-molybdenum steel. They are precision-machined to ensure a perfect fit and maximum strength. The piston rings are made from a nitrided, chrome-molybdenum steel alloy, which provides excellent durability, wear resistance, and sealing properties. These rings are also designed to minimize friction and provide a consistent seal between the piston and cylinder wall.

The piston pin bore in the piston is coated with a high-performance, molybdenum disulfide (Moly) coating. This coating reduces friction between the piston pin and piston bore, providing a smoother, quieter operation while reducing wear and tear on the components. The piston pin bore is also matched to the engine's specific bore size for a precise fit and proper clearance.

The WiseCo MN/07R5 Top End Kit also includes new rings, ring oil scrapers, and ring compressors. The ring oil scrapers are designed to ensure that the piston rings receive a consistent supply of oil, which is essential for proper sealing and engine lubrication. The ring compressors make the installation process easier by providing the necessary force to compress the rings onto the piston.

This top end kit is engineered to meet or exceed OEM specifications for fit, function, and durability. It is designed to provide a direct replacement for the stock components, making installation a straightforward process. The pistons in this kit are also designed to work seamlessly with the stock crankshaft, connecting rods, and other engine components.

In summary, the WiseCo MN/07R5 Top End Kit for the 2001-2002 Arctic Cat ZR 800 engine is an excellent upgrade for snowmobile enthusiasts looking to improve their engine's performance, durability, and longevity. With high-strength forged aluminum pistons, chrome-molybdenum steel piston pins, nitrided chrome-molybdenum steel piston rings, and a molybdenum disulfide coating, this kit delivers superior power output, enhanced combustion efficiency, and reduced friction. The included ring oil scrapers, ring compressors, and precision-machined components ensure a seamless installation process and proper fit.

The Wiseco MN/07R5 top end kit for the 2001-2002 Arctic Cat Zr 800 engine pistons is a popular aftermarket upgrade among snowmobile enthusiasts. This kit is known for its high-performance features, but like any aftermarket part, it comes with its pros and cons.

1. Enhanced Power: The Wiseco pistons are designed to provide increased power and performance compared to the stock pistons. This is due to their high-strength design and advanced manufacturing processes.

2. Improved Durability: The Wiseco pistons are made from high-quality materials, such as forged aluminum, which makes them more durable than the stock pistons. This can help extend the life of the engine and reduce the need for frequent rebuilds.

3. Better Ring Sealing: The Wiseco pistons have improved ring land design that provides better sealing of the combustion chamber. This results in reduced blow-by and improved engine efficiency.

4. Lightweight: The Wiseco pistons are lighter than the stock pistons, which can help reduce engine weight and improve overall performance.

1. Cost: The Wiseco top end kit is more expensive than the stock pistons. This can be a significant investment for some snowmobile owners.

2. Installation Complexity: Installing the Wiseco top end kit is not a simple job and requires some mechanical skills and specialized tools. It is recommended that the installation be done by a professional mechanic or experienced snowmobile enthusiast.

3. Potential for Engine Damage: Installing the Wiseco top end kit incorrectly can result in engine damage. It is essential to follow the installation instructions carefully and use the correct tools and procedures.

The Wiseco MN/07R5 top end kit for the 2001-2002 Arctic Cat Zr 800 engine pistons is an excellent upgrade for snowmobile enthusiasts who are looking for increased power, durability, and improved ring sealing. However, it comes with a higher cost, installation complexity, and potential for engine damage if not installed correctly.

If you are an experienced snowmobile mechanic or enthusiast and are willing to invest in the higher cost and installation complexity, the Wiseco MN/07R5 top end kit is an excellent upgrade for your Arctic Cat Zr 800 engine. However, if you are not confident in your mechanical abilities or do not want to take the risk of potential engine damage, it may be best to stick with the stock pistons.

Details:

Wiseco Top End Kit for 2001 - 2002 Arctic Cat ZR 800 - Engine Pistons Piston it: Status: In Stock.

part #: mn07r5 price

• $420.49

specifications enginesnowmobile:

• for models: Zr, 800
• for makes: Arctic, Arctic-cat
• for years: 2001-2002
• brand: Wiseco
• mpn: Mn/07r5
• compatible year: 2002 2001
• compatible make: Arctic Cat
• compatible model: Zr 800
• bundle description: 1 Pc Genuine Wiseco Top End Kits
• type: Top End Kits
• core charge: Free No Core Charge
• fitment type: Direct Replacement

general enginesnowmobile:

• condition: New
• Snowmobile Parts > Engines Components > Snowmobile Engine Components

offer enginesnowmobile:

• availability: In Stock
• started: October 23, 2025
• sold: 0
• quantity: 1
• options: Ship-to-home

returns enginesnowmobile:

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

seller enginesnowmobile:

• city: Multiple warehouses
• rating: 97.7%
• # reviews: 12414

shipping enginesnowmobile:

• class: Standard
• cost: $0.00
• type: Fixed
• transit: 3-6 Days
• service: Standard

payments enginesnowmobile:

• credit card: Diners-club
• other
• wallet: Paypal

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