WISECO MN-WNJ1 Piston Kit Engine Qs MN/WNJ1

( Brand: Wiseco ), ( Manufacturer Part Number: MN/WNJ1 ), ( Type: Piston Kits ), ( Compatible Year: 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 ), ( Bundle Description: 1 Pc Genuine Wiseco Piston Kits ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review WISECO Mn/wnj1 Piston Kit For Yamaha Engine Pistons Kits Qs fits YZ85 2002–2021

The WISCO MN/WNJ1 piston kit is an excellent upgrade solution for the 2002-2021 Yamaha YZ85 motorcycle's engine. This piston kit is specifically designed and engineered to deliver optimal performance, durability, and reliability for your off-road 2-stroke racing engine.

The MN/WNJ1 piston kit includes two high-performance pistons, specifically designed for the YZ85's size and dimensions. The pistons' advanced design features a compression height optimized for the Yamaha engine while maintaining a snug fit inside the cylinder. Each piston is manufactured using WISCO's advanced forging process, ensuring superior strength and consistency with minimal porosity or imperfections.

The pistons exhibit reduced weight and enhanced cooling properties through the application of WISCO's Skull Microlattice technology. The innovative, open-celled design allows for increased heat dissipation, which aids in maintaining engine operating temperatures. Additionally, the lightweight pistons contribute to increased engine RPM capabilities and more massive top-end power delivery.

The piston skirt finish is treated with a molybdenum coating. This coating improves the piston-to-cylinder wall contact surface, providing enhanced wear resistance and smoother sliding action, significantly reducing friction and engine wear.

Each piston comes equipped with a precision-aligned, low-friction, nitrided piston pin. The nitriding process enhances the metal's wear and fatigue resistance, ensuring a secure, reliable fit within the piston, which is critical for proper piston-to-crankshaft alignment and performance.

The WISCO MN/WNJ1 piston kit is ideal for those who demand the best performance from their off-road bike and are seeking improved power output, longer engine life, and reliability. The piston kit provides unparalleled quality and intelligence for riders who want to take their YZ85 motorcycle to the next level.

The Wiseco MN/WNJ1 piston kit is a popular aftermarket option for the 2002-2021 Yamaha YZ85 engine. Here are some pros and cons of buying this piston kit for your Yamaha YZ85:

1. Enhanced Performance: Wiseco pistons are known for their high performance capabilities. This kit is designed to provide improved power and torque, making it a popular choice for racers and riders looking for a power boost.

2. Durability: Wiseco pistons are made from high-quality materials and are designed to withstand the rigors of off-road racing. This kit offers increased durability and can help prolong the life of your engine.

3. Precision Machining: The pistons are precisely machined to ensure a perfect fit in your engine. This can lead to better engine efficiency and improved performance.

4. Lightweight: Wiseco pistons are lighter than OEM pistons, which can help reduce engine weight and improve overall performance and power-to-weight ratio.

5. Customizable: Wiseco offers a variety of piston options, including different compression ratios, allowing riders to customize their engine to their specific riding style and conditions.

1. Cost: The Wiseco MN/WNJ1 piston kit can be more expensive than OEM pistons. However, many riders feel that the performance and durability benefits make it worth the investment.

2. Installation: Installing aftermarket pistons can be a complex process and requires specialized tools and knowledge. It may be necessary to hire a professional mechanic to install the kit.

3. Warranty: Wiseco does not offer a factory warranty for aftermarket pistons. However, they do offer a warranty for the manufacturing defects, which is usually transferable to the new owner if sold.

In conclusion, the Wiseco MN/WNJ1 piston kit offers numerous benefits for the Yamaha YZ85 engine, including enhanced performance, increased durability, and precision machining. However, it also comes with a higher price tag and a complex installation process. Ultimately, the decision to buy this piston kit depends on your riding style, budget, and technical skills. If you are looking for a significant power boost and increased durability, then this kit is definitely worth considering. On the other hand, if you are on a tight budget or are not comfortable with the installation process, then the OEM pistons may be a better choice for you.

Details:

Wiseco Piston Kit for 2002 - 2021 Yamaha YZ85 - Engine Pistons Kits qs: Status: In Stock.

part #: mnwnj1 price

• $140.76

specifications pistondon:

• for models: Yz85
• for makes: Yamaha
• for years: 2002-2021
• brand: Wiseco
• mpn: Mn/wnj1
• type: Piston Kits
• compatible year: 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009
• bundle description: 1 Pc Genuine Wiseco 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

payments pistondon:

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

seller pistondon:

• rating: 97.6%
• city: Multiple warehouses
• # reviews: 7187

shipping pistondon:

• class: Standard
• service: Standard
• transit: 4-8 Days
• type: Fixed
• cost: $0.00

returns pistondon:

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

offer pistondon:

• sold: 0
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: January 28, 2025

Wiseco MN-WNJ1 Is Similar To:

• Wiseco 5139k Used Forged Pistons Harley Tc 3.875 Inch Bore 96 To 103 (35.6% similar) These will increase a 96 Harley twin cam to 103. Talk to your machinist before purchasing. They are flat top pistons and will increase compression to 9.6:1 with stock heads. Two used forged Wiseco pistons. The skirts have wear, as seen in the images, but should work fine if your...(May 15th, 2024)
• Honda 12100-ml3-870 1988 Cr500 Cr 500 Cylinder Jug Wiseco Piston Top End Gaskets (28.2% similar) New Wiseco piston kit complete with rings, wrist pin and cir-clips. New top end gaskets kit. 1988 Honda CR500 cylinder jug Wiseco piston top end gaskets, kit includes-, factory oem cylinder bored to new piston. Ready to install kit...(May 19th, 2024)
• Wiseco 2165cd 1985 85 Honda Cr125r Cr 125r 125 Piston Rings 55mm (28.6% similar) For sale is the piston rings 55MM that was removed from a 1985 Honda CR125R. The condition of this item is displayed in the pictures above. I do my best to describe the condition of parts in and pictures...(May 21st, 2024)
• Wiseco 4393p2 Piston And Rings Honda Atc Trx 350 85-89 43934p2 4393m0 (29% similar) The set includes Wiseco renowned 4393P2 model piston and rings, ensuring that your engine runs smoothly efficiently. Otherwise the piston and rings are almost like new. This Wiseco piston and ring set is an excellent choice for Honda ACT TRX 350 model's manufactured between 1985 1989 ...(May 24th, 2024)
• Wiseco 645m04750 Like New Pro-lite Piston Stock 47.5mm Bore For Suzuki Rm80 1991-2001 (29.8% similar) 2 wrist pin cir clips. This Wiseco kit contains the needed components to replace one piston. Wiseco individual piston kit. Includes: 1 Wiseco piston. Wiseco participates in nearly every form of racing including supergrass, motocross, GCC, orcs, moot GP, super bike, NRA pro stock...(May 30th, 2024)
• Wiseco 40144m07800 Piston Kit Standard 78 Mm 40144m07800 (39.1% similar) Wiseco piston kit standard 78MM 40144M078 gas / Husqvarna KTM see below for compatible machines, kit is in good condition. Pictures show most significant blemishes but not every blemish. See pictures for details fully functional no bends cracks or defects. Piston kit includes piston...(June 1st, 2024)
• Wiseco 40082m09600 Piston Kit Standard Bore 95.95mm 12.5 1 Compression (35.1% similar) Used piston has about 4 hours on it. Good condition with wrist pin and cir clips rings...(June 10th, 2024)
• Wiseco 806m04800 Like New Piston Kit Pro-lite For Husqvarna Kawasaki Suzuki And Yamaha (38.3% similar) Now you can own the same race parts as all top teams. Service intervals may be increased with racers choice pistons over conventional Wiseco pistons, and are for expert racers tuners only. Cylinder sleeves must be purchased separately. When blow-by starts to increase on other pistons and power...(June 12th, 2024)
• Wiseco Pk1237 Motorcycle Piston Kit With Top-end Gasket (36.1% similar) Please review the pictures above carefully. Nothing else comes with this offer. Manufacturer - Wiseco, part number PK1237. Fits 04-05 Kawasaki KX250F, 04-06 Suzuki RMZ250. There is minor grease throughout and some parts have already been assembled. Missing: please see...(June 27th, 2024)
• Wiseco 526m06700 Honda Cr250 Atc250 Trx250 Piston (24% similar) Parts are listed for the year and model stated. See pictures. Item: Honda CR250 ATC250 TRX250 piston 526M067 condition: in very good condition...(June 28th, 2024)
• Wiseco 4875m05350 Top End Piston For Kawasaki Klx 110 02-12 53.50mm (37.8% similar) Wiseco top end piston for Kawasaki JLX 110 02-12 53.50MM 4875M05350...(July 2nd, 2024)