SPI K098081-710182-09521 Top End Kit .010 73.25MM

( Brand: Spi ), ( Manufacturer Part Number: K098081-710182-09521 ), ( Country Of Origin: Taiwan )

Review SPI .010 Over Bore Top End Kit Yamaha And 73.25mm fits VK540

Introducing the SPI K098081-710182-09521 010 Top End Kit for Yamaha VK540, a high-quality replacement kit designed to enhance the performance and aesthetics of your engine. This top end kit is meticulously engineered to fit and function perfectly with Yamaha VK540 engines, ensuring a seamless installation process.

The kit consists of essential components for the upper part of the engine cylinder head, including new pistons, piston rings, cylinder head gaskets, valves, valve springs, and retainers. Each component is manufactured to strict specifications, guaranteeing superior durability, reliability, and power.

The pistons in this kit are made from advanced materials that offer improved strength and thermal resistance, allowing them to withstand the rigors of high-performance applications. The piston rings are designed for a snug fit, ensuring optimal compression and preventing the escape of combustion gases.

The cylinder head gaskets in this kit are precision-machined to ensure a perfect seal between the engine block and cylinder head, preventing coolant and oil leakages. The valves are made from high-strength steel, with properly sized valve seats to ensure a good seal and optimal flow of air and fuel.

The valve springs are designed to provide consistent valve control throughout the engine's RPM range, ensuring stable engine operation and improved power delivery. The valve retainers are made from robust materials, ensuring they can withstand the rigors of high-performance applications and maintain their shape under extreme conditions.

In summary, this SPI Top End Kit for Yamaha VK540 is a comprehensive solution for engine upgrades or replacements. It is engineered to deliver superior performance, durability, and reliability, making it an excellent investment for any Yamaha VK540 engine owner. By replacing worn-out or damaged components, you can enjoy improved power and torque, smoother engine operation, and extended engine life.

The SPI K098081-710182-09521 010 Top End Kit is a replacement part for the Yamaha VK540 engine. This kit includes various components that make up the top end of the engine, such as cylinder head gaskets, valves, valve guides, and other related parts. Here are some pros and cons of buying this top end kit for your Yamaha VK540:

1. Complete Kit: This top end kit is a complete solution for replacing the worn-out or damaged components in the top end of your engine. It includes all the necessary parts to make the repair job easier and more cost-effective.

2. OEM Quality: The SPI K098081-710182-09521 010 Top End Kit is an original equipment manufacturer (OEM) part, which means it is made by the same company that originally manufactured your engine. Using OEM parts ensures a proper fit and function, and it can also help maintain the value of your engine.

3. Improved Performance: Replacing worn-out or damaged components in your engine can lead to improved performance. The new parts in the kit can help increase efficiency, power, and fuel economy.

4. Long-lasting: The top end kit is designed to last for a long time, as the parts are made from high-quality materials that can withstand the rigors of regular use.

1. Cost: The SPI K098081-710182-09521 010 Top End Kit can be quite expensive, especially when compared to aftermarket alternatives. However, the cost may be worth it for the OEM quality and long-lasting nature of the parts.

2. Installation: Installing the top end kit can be a complex and time-consuming process, especially if you are not experienced in engine repair. It may be best to seek the help of a professional mechanic to ensure that the installation is done correctly.

The SPI K098081-710182-09521 010 Top End Kit is a high-quality replacement part for the Yamaha VK540 engine. While it may be more expensive than aftermarket alternatives, it offers the benefit of OEM quality and long-lasting performance. Installing the kit can be a complex process, so it may be best to seek the help of a professional mechanic to ensure proper installation.

If you are in need of a top end kit for your Yamaha VK540 engine and want the best possible fit and performance, then the SPI K098081-710182-09521 010 Top End Kit is the way to go. While the cost may be higher than aftermarket alternatives, the peace of mind that comes with using OEM parts and the potential for improved performance make it a worthwhile investment. However, if cost is a major concern, then it may be worth considering aftermarket alternatives or seeking out discounts or promotions from authorized dealers.

Details:

T-Molly series pistons reduce friction, resist seizure improve durability. Compatible with Yamaha model's below: 1988 VK540. Piston weight compatible with original piston. Top end gasket kit contains all gaskets pictured to rebuild top oil seals not included.

Pistons are for .010 over bore size 73.25mm. 1993 VK540 II. Includes 2 pistons, ring sets, wrist pins, cir clips, top bearings and end gasket kit. T-Molly series with Teflon-Molybdenum coating.

Manufactured by SPI. All pistons, rings, pins and cir clips are manufactured to OEM specifications. Made in Taiwan.

specifications enginesnowmobile:

• for models: Vk540
• for makes: Yamaha
• brand: Spi
• mpn: K098081-710182-09521
• country of origin: Taiwan

shipping enginesnowmobile:

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

payments enginesnowmobile:

• wallet: Apple-pay
• other
• credit card: Visa

general enginesnowmobile:

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

seller enginesnowmobile:

• # reviews: 412194
• rating: 99.8%
• city: Suamico, Wisconsin

offer enginesnowmobile:

• sold: 0
• quantity: 2
• started: March 27, 2026
• options: Ship-to-home
• availability: In Stock

returns enginesnowmobile:

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

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