WISECO WI-7141-106937 Pro Lite Cd Piston Kit 73.50MM

( Brand: Wiseco ), ( Manufacturer Part Number: WI-7141-106937 ), ( Part Type: Piston )

Review WISECO Pro lite Cd Series Piston Kit 73.50mm Bore Yamaha Xl v fits XL540 1986–1990

The WiseCo PRO-LITE CD Piston Kit, part number WI-7141-106937, is a high-performance upgrade for the Yamaha XL-V XL540 motorcycles manufactured between 1986 and 1990. This piston kit is designed to deliver improved power, efficiency, and reliability to your engine.

Each piston in this kit is crafted from a forged aluminum alloy, ensuring superior strength and durability. The piston crowns are CNC-machined to precise dimensions, ensuring a perfect fit and optimal combustion efficiency. The piston skirts are designed with a low-friction coating to reduce friction and enhance engine performance.

The PRO-LITE CD piston kit also includes lightweight, forged CON Rods, ensuring a perfect match with the new pistons and delivering superior power transfer and reliability. The piston rings included in the kit are made from high-quality materials, ensuring a tight seal and optimal engine performance.

This piston kit is designed for use with the stock Yamaha XL540 engine, but it can also be used in high-performance applications with the appropriate modifications. The pistons have a bore size of 73.50mm, making them a direct fit for the stock engine.

Installation of the WiseCo PRO-LITE CD Piston Kit is relatively straightforward, but it does require some mechanical expertise and the proper tools. The kit includes all necessary hardware, including new piston pins and rings. It is recommended that the installation be performed by a professional mechanic to ensure proper fitment and optimal engine performance.

Overall, the WiseCo PRO-LITE CD Piston Kit is an excellent upgrade for the Yamaha XL-V XL540 motorcycles, providing improved power, efficiency, and reliability, making it an excellent choice for those looking to enhance the performance of their motorcycle.

Pros and Cons of Buying Wiseco Pro-Lite CD Piston Kit (WI-7141-106937) for 1986-1990 Yamaha XL-V XL540

1. Enhanced Performance: The Wiseco Pro-Lite CD piston kit is designed to enhance the overall performance of your engine. It provides better combustion efficiency, improved horsepower, and increased torque.

2. High-Quality Material: The pistons are made from forged aluminum alloy, ensuring strength and durability. The rings are made from chrome molybdenum alloy, which provides excellent wear resistance.

3. Precision Manufacturing: The pistons are manufactured using Wiseco's proprietary CNC machining process, ensuring a perfectly balanced and dimensionally accurate piston.

4. Enhanced Cooling: The Wiseco Pro-Lite CD piston kit includes cooling fins on the piston skirts, which help dissipate heat and improve engine reliability.

5. Suitability for High-Performance Use: This piston kit is suitable for high-performance applications, making it an excellent choice for riders who are looking to modify their Yamaha XL-V XL540 for increased power and speed.

1. Cost: The Wiseco Pro-Lite CD piston kit is a premium product and comes with a premium price tag. It may be more expensive than OEM pistons or aftermarket alternatives.

2. Installation Complexity: Installing the Wiseco Pro-Lite CD piston kit may require some expertise and specialized tools. It is recommended that the installation is performed by a professional mechanic.

3. Compatibility: The Wiseco Pro-Lite CD piston kit is designed specifically for the Yamaha XL-V XL540. It may not be compatible with other Yamaha models or engines from other manufacturers.

4. Break-In Period: After installation, it is recommended that the engine is run-in gently for a specified period to allow the piston rings to seat properly and achieve optimal performance.

The Wiseco Pro-Lite CD piston kit (WI-7141-106937) is a high-quality, premium product designed to enhance the performance of the 1986-1990 Yamaha XL-V XL540. With improved combustion efficiency, enhanced cooling, and increased power output, this piston kit is an excellent choice for riders looking to modify their motorcycle for high-performance use. However, the cost, installation complexity, and compatibility are important considerations that should be taken into account before making a purchase.

If you are looking to modify your 1986-1990 Yamaha XL-V XL540 for increased power and performance, the Wiseco Pro-Lite CD piston kit (WI-7141-106937) is a high-quality, premium option to consider. However, it is recommended that you weigh the pros and cons carefully and consider your budget, expertise, and compatibility requirements before making a purchase. If you are unsure about the installation process, it is recommended that you seek the assistance of a professional mechanic.

Details:

Actual Contents May Vary From Photo, All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life. All Wiseco pistons and components are optimized for your vehicle to get the most value money. CD Series Ring - Alloy Steel, Ferric coated, chrome plated, internally notched, Compatibility, Yamaha SRV SR540 1980-1991, VK 540 1988-1991, II 1993-1998, III 1999-2005, XL-V XL540 1986 -1990. This is helpful if you are buying multiple items.

I need to exchange an item. STANDARD and OVERSIZES are not indicated. Diamond turned finish from one of the many CNC computer controlled turning centers guarantees you a perfect with no size variation.: Brand: Wiseco, model Number: WI-7141-106937.

Wiseco Piston kit. Wiseco wide range of oversize pistons increase the life cast iron lined cylinders. Parts without fitment are to be assumed universal and may require vehicle modification.

part #: wi7141106937 price

• $149.99

specifications enginesnowmobile:

• for models: Xl540
• for makes: Yamaha
• for years: 1986-1990
• brand: Wiseco
• mpn: Wi-7141-106937
• part type: Piston

offer enginesnowmobile:

• quantity: 2
• availability: In Stock
• sold: 0
• started: May 29, 2026
• options: Ship-to-home

seller enginesnowmobile:

• # reviews: 86186
• city: Boise, ID
• rating: 99.9%

payments enginesnowmobile:

• credit card: Discover
• wallet: Paypal
• other

shipping enginesnowmobile:

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

general enginesnowmobile:

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

returns enginesnowmobile:

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

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