1. Personal Watercraft Parts Products
  2. sku: 11676708016882782
  3. COMPONENTSPLUS 54-310-11P-2Z8

COMPONENTSPLUS 54-310-11P-2Z8 Top End Rebuild Kit 74.75MM 0.25MM

fits model: 300, Xplorer. make: Polaris. year: 1994–2000.

54-310-11p-2z8 Componentsplus Oem Grade Top End Rebuild Kit 74.75mm 0.25mm Over 94-00 Polaris Xplorer 300

( Brand: Componentsplus ), ( Manufacturer Part Number: 54-310-11P-2Z8 ), ( Warranty: 1 Year ), ( California Prop 65 Warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov ), ( Country Of Origin: Taiwan ), ( Product Notice: As A Parts Distributor We Mostly Sell Aftermarket Parts ), ( Source: Aftermarket )

Review COMPONENTSPLUS Oem Grade Top End Rebuild Kit 74.75mm 0.25mm Over Polaris fits XPLORER 300 1994–2000

The ComponentParts 54-310-11P-2Z8 Top End Rebuild Kit is specifically designed for the Polaris Xplorer 300, making it an essential tool for anyone looking to maintain or enhance the performance of their ATV's engine. This top-end rebuild kit comes with all the necessary components to replace worn-out or damaged parts, ensuring a smoother and more efficient engine operation.

The kit includes 74.75mm (2.94 inches) cylinder sleeves, which are precision-engineered to provide a perfect fit and ensure even compression throughout the engine's combustion cycle. These sleeves are made from a high-quality material with a 0.25mm (0.01 inch) oversize bore to accommodate the installation of oversize pistons for improved engine performance.

Moreover, the kit features a set of piston rings, which are crucial for sealing the piston-cylinder gap and preventing engine oil and coolant from leaking into the combustion chamber. These piston rings are manufactured from a durable, heat-resistant material to deliver consistent sealing performance, even under heavy engine loads.

Additionally, the ComponentParts Top End Rebuild Kit includes a set of valve guides, which help to align and support the engine's valves, ensuring proper sealing and reducing the risk of engine damage caused by valve bounce. These valve guides are precision-machined to fit perfectly into the engine's cylinder head and are designed to provide long-lasting performance.

Furthermore, the kit includes a set of valve seats, which are responsible for sealing the engine's valves to the cylinder head and preventing the escape of exhaust gases into the intake system. These valve seats are made from a high-performance material that can withstand the extreme temperatures and pressures generated during engine operation.

Finally, the ComponentParts 54-310-11P-2Z8 Top End Rebuild Kit includes a set of camshaft and crankshaft seals. These seals are designed to prevent oil leaks from the engine's crankcase and camshaft, ensuring that the engine remains properly lubricated and operates at peak efficiency.

In conclusion, the ComponentParts 54-310-11P-2Z8 Top End Rebuild Kit is an essential tool for anyone looking to maintain or enhance the performance of their Polaris Xplorer 300's engine. This comprehensive kit includes all the necessary components to replace worn-out or damaged parts, ensuring a smoother and more efficient engine operation. From cylinder sleeves and piston rings to valve guides, valve seats, and camshaft and crankshaft seals, this kit has got you covered.

Pros and Cons of buying a COMPLETE Rebuild Kit for Polaris Xplorer 300 by COMPONENTS Plus

Introduction:

The COMPLETE Rebuild Kit (part number 54-310-11P-2Z8) by COMPONENTS Plus is designed for the Polaris Xplorer 300. This kit includes top-end rebuild components with a 74.75mm bore and 0.25mm overbore. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this rebuild kit.

Pros:

1. Includes a comprehensive set of top-end rebuild components: The kit contains all the necessary parts for a complete rebuild, making it a convenient and cost-effective solution for those looking to overhaul their Polaris Xplorer 300 engine.

2. High-quality materials: The components in this kit are manufactured using premium materials to ensure durability and longevity. This can help improve engine performance and reduce the need for frequent repairs.

3. OEM-compatible: The parts in this kit are designed to fit and function like original equipment manufacturer (OEM) parts. This ensures a proper fit and reliable operation.

4. Can save time and money: Performing a rebuild using this kit can save time and money compared to purchasing individual parts or having the work done by a professional shop.

Cons:

1. Cost: The COMPLETE Rebuild Kit is a significant investment, which may be a deterrent for some users. However, considering the potential cost savings in the long run, this may be an acceptable trade-off.

2. Requires technical abilities: Rebuilding an engine can be a complex and time-consuming process. It may require specialized tools and a good understanding of engine mechanics.

3. May not include all necessary tools: While the kit includes most of the necessary parts, some users may need to purchase additional tools to complete the rebuild.

Conclusion:

The COMPLETE Rebuild Kit (54-310-11P-2Z8) by COMPONENTS Plus offers several advantages, such as a comprehensive set of high-quality components, OEM compatibility, and potential cost savings. However, it also comes with some disadvantages, such as a significant upfront cost and the requirement for technical abilities.

Recommendation:

If you have the necessary skills, tools, and the willingness to invest in a comprehensive engine rebuild for your Polaris Xplorer 300, the COMPLETE Rebuild Kit by COMPONENTS Plus could be an excellent choice. It provides a convenient and cost-effective solution for those looking to restore their engine to optimal performance. If you lack the necessary technical abilities or resources, it might be more suitable to consider having the work done by a professional shop or purchasing individual parts as needed.

Details:

All parts sold are new.: Top End Rebuild Kit Replaces: Source: Aftermarket. Product Notice: As a parts distributor we mostly sell aftermarket any OEM would be noted as such. Warranty does not cover failure due to accident, abuse, neglect or as the result of normal wear and tear.

Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than. FITS / Replacement Part Numbers: OEM PART NUMBERS: Piston: 3085894, 3085099, Piston Ring Set: 3085895, SPECIFICATIONS: Top End Rebuild Kit, Engine 2-Stroke Air-Cooled Single-Cylinder, Displacement: 283cc, Bore x Stroke: 74.5mm 65mm, Cooling: Air-Cooled, Compression: 6.1:1, condition: New, Size: 74.75mm 0.25mm Over, APPLICATIONS: Polaris Big Boss 300 6x6 1994, Trail 1995, Xplorer 2x4/4x4 1994-20 Press 1996-1999. ComponentsPlus products, when properly installed, are warranted against defects in materials and workmanship to the original purchaser for a period of one 1 year from date purchase.

part #: 5431011p2z8 price

  • $268.33

specifications perwatercraft:

  • for models: 300, Xplorer
  • for makes: Polaris
  • for years: 1994-2000
  • brand: Componentsplus
  • mpn: 54-310-11p-2z8
  • warranty: 1 Year
  • california prop 65 warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov
  • country of origin: Taiwan
  • product notice: As A Parts Distributor We Mostly Sell Aftermarket Parts
  • source: Aftermarket

offer perwatercraft:

  • options: Ship-to-home
  • started: April 22, 2026
  • sold: 0
  • availability: In Stock

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general perwatercraft:

  • condition: New
  • Parts Accessories > Personal Watercraft Parts > Other Parts

shipping perwatercraft:

  • class: Economy, Standard, Expedited, One-day
  • transit: 3-8 Days
  • service: Economy, Standard, Expedited, Overnight
  • cost: $0.00
  • type: Fixed

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

seller perwatercraft:

  • rating: 99.0%
  • # reviews: 53561
  • city: Morrisville, North Carolina
for models: 300, xplorer, for makes: polaris, for years: 1994-2000, warranty: 1 year, california prop 65 warning: this product may expose you to chemicals which are known to the state of california to cause cancer and birth defects or other reproductive harm. for more information go to www.p65warnings.ca.gov, country of origin: taiwan, product notice: as a parts distributor we mostly sell aftermarket parts, source: aftermarket,
category: watercraft parts > parts, sku: 11676708016882782,

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  • Offer #1: $268.33 price + $0.00 shipping estimate = $268.33* total. Product Type: Top End Rebuild Kit Replaces: Source: Aftermarket.FREE SHIPPING

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