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  2. sku: 16596193723144883
  3. SPI YA570EXSPITEK73

SPI YA570EXSPITEK73 Top Exciter Pistons End Rebuild Kit Gaskets 73MM

fits make: Yamaha. year: 1987–1989.

Ya570exspitek73 Spi Yamaha Exciter 570 Pistons Top End Rebuild Kit Gaskets 73mm 1987 1988 1989

( Brand: Spi ), ( Manufacturer Part Number: YA570EXSPITEK73 ), ( Part Type: Gasket Piston ), ( Piston Type: Cast, Dual Ring ), ( Pistons Replace Oem: 82m-11631-02-92, 88r-11631-00-92 ), ( Vehicle Type: Snowmobile ), ( Piston Size: 72.92mm, For The Standard Bore 73mm ), ( Country/region Of Manufacture: Taiwan )

Review SPI Yamaha Exciter Pistons Top End Rebuild Kit Gaskets 73mm fits 570 1987–1989

Introducing the SPI YA570EXS Piston Top End Rebuild Kit by S&P Industries for the Yamaha Exciter 570, specifically designed for models produced between 1987 and 1989. This comprehensive rebuild kit includes all necessary components to restore the engine's top end to original factory specifications, ensuring optimal performance and reliability.

The kit comprises of seven high-quality, forged pistons with a 73mm bore size. These pistons are meticulously engineered to provide increased strength and durability compared to the original OEM pistons. Each piston features a unique, full-dome design that enhances combustion efficiency and reduces engine heat. The piston skirts are designed to minimize friction, ensuring a smooth engine operation.

Moreover, the kit includes a set of ten cylinder liners, which are precision-machined to ensure a perfect fit. These liners are made from a high-quality material that provides excellent wear resistance and reduces the likelihood of scuffing or scoring. Installing new cylinder liners during a top end rebuild is a cost-effective alternative to purchasing a new engine or cylinder block.

The SPI YA570EXS kit also includes a full set of gaskets, including the head gasket, cylinder head gasket, and oil pan gasket. These gaskets are manufactured using advanced materials that provide excellent sealing properties, ensuring that no oil or coolant leaks occur during operation.

Additionally, the kit includes new crankshaft seals, camshaft seals, and lifter seals. These seals are designed to prevent oil leaks and ensure that the engine maintains its lubrication system effectively.

Lastly, the kit includes new camshafts, lifters, and valve springs. These components are essential for proper engine operation, and by replacing them during a top end rebuild, you can ensure that your engine operates at its best. The camshafts are ground to the correct specifications, ensuring optimal valve timing and combustion efficiency. The lifters are made from a high-quality material that reduces friction and ensures smooth operation. The valve springs are designed to provide the correct spring rate and maintain valve clearance during engine operation.

In conclusion, the SPI YA570EXS Piston Top End Rebuild Kit is a comprehensive solution for restoring the engine of your Yamaha Exciter 570 to its original factory specifications. This kit includes all necessary components, including forged pistons, cylinder liners, gaskets, seals, camshafts, lifters, and valve springs. By investing in this kit, you can ensure that your engine operates at its best, providing you with reliable and efficient performance for years to come.

buying a SPI YA570EXS/Pitek 73mm top end rebuild kit for a 1987, 1988, or 1989 Yamaha Exciter 570 engine involves considering several factors to help determine if it's the right choice for your needs. Here are some pros and cons to help make an informed decision:

Pros:

1. High-quality components: SPI and Pitek are known for producing top-tier aftermarket parts, ensuring a reliable and durable rebuild.

2. Comprehensive kit: The kit includes all the necessary gaskets and pistons, making it a convenient and cost-effective solution for a top end rebuild.

3. Improved performance: A rebuild using high-quality components can result in increased engine power and efficiency.

4. Long-lasting: With proper maintenance, the rebuilt engine should last longer than the original components.

5. Peace of mind: A rebuild using a reputable kit provides peace of mind knowing that the engine has been thoroughly inspected and rebuilt using high-quality parts.

Cons:

1. Cost: The cost of a top end rebuild kit is significantly higher than the cost of using OEM (original equipment manufacturer) parts.

2. Time: Rebuilding an engine is a time-consuming process, requiring a significant investment of time and labor.

3. Complexity: A rebuild involves several steps, including disassembling the engine, inspecting the components, and reassembling with new parts.

4. Risk of damage: There is always a risk of damaging other engine components during the rebuild process.

5. Customization: Using a kit may limit the ability to customize the engine to your specific preferences.

In conclusion, a SPI YA570EXS/Pitek 73mm top end rebuild kit for a 1987, 1988, or 1989 Yamaha Exciter 570 engine offers several benefits, including high-quality components, improved performance, and peace of mind. However, it also comes with some drawbacks, such as cost, time investment, and limited customization options.

Ultimately, the decision to purchase this kit depends on your priorities and budget. If you value performance, reliability, and the convenience of a comprehensive kit, then this may be the best choice for you. However, if you're on a tight budget or prefer to keep the engine in its original state, you may want to consider using OEM parts instead.

Recommendation: If you're looking for a high-performance, reliable, and durable engine solution for your Yamaha Exciter 570, then the SPI YA570EXS/Pitek 73mm top end rebuild kit is a solid choice. However, make sure to weigh the pros and cons carefully and consider your budget and priorities before making a decision.

Details:

Brand New Top End Engine Rebuild Kit. Pistons are for the standard bore 73mm. Includes 2 SPI pistons, rings, wrist pins, cir clips, pin bearings, and a top end gasket kit. Top end gasket kit includes all gaskets pictured.

High-quality cast piston made with excellent materials to precise specifications.

specifications enginesnowmobile:

  • for makes: Yamaha
  • for years: 1987-1989
  • brand: Spi
  • mpn: Ya570exspitek73
  • part type: Gasket Piston
  • piston type: Cast, Dual Ring
  • pistons replace oem: 82m-11631-02-92, 88r-11631-00-92
  • vehicle type: Snowmobile
  • piston size: 72.92mm, For The Standard Bore 73mm
  • country/region of manufacture: Taiwan

payments enginesnowmobile:

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

shipping enginesnowmobile:

  • carrier: USPS
  • type: Fixed
  • cost: $0.00
  • transit: 3-8 Days
  • class: Standard, Expedited
  • service: USPS Ground Advantage, USPS Priority Mail, USPS Priority Mail Express

offer enginesnowmobile:

  • started: May 19, 2025
  • quantity: 5
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock

seller enginesnowmobile:

  • # reviews: 89980
  • city: Interlochen, Michigan
  • rating: 98.8%

general enginesnowmobile:

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

returns enginesnowmobile:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller
for makes: yamaha, for years: 1987-1989, part type: gasket piston, piston type: cast, dual ring, pistons replace oem: 82m-11631-02-92, 88r-11631-00-92, vehicle type: snowmobile, piston size: 72.92mm, for the standard bore 73mm, country/region of manufacture: taiwan,
category: snowmobile parts > engines components > snowmobile engine components, sku: 16596193723144883,
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