010-864-12P WSM Seadoo Spark Top End Rebuild Piston Gasket

Review WSM Seadoo Spark Top End Rebuild Piston Gasket Kit .50mm Over 74.50mm for GTI GTS 900

The WSM 010-864-12P Seadoo Spark GTI/GTS 900 Top End Rebuild Piston Gasket Kit is specifically designed for the Seadoo Spark GTI and GTS 900 personal watercraft models. This kit includes all the necessary gaskets required for a top end piston rebuild, ensuring a proper seal and optimal engine performance.

The kit consists of high-quality, precision-manufactured gaskets that are designed to withstand the rigors of marine environments. The gaskets come in sizes 50mm and 74.50mm, ensuring a perfect fit for your watercraft's engine.

The kit includes gaskets for various engine components such as the cylinder head, piston, and crankshaft. These gaskets are made from a specialized material that provides excellent sealing properties, ensuring that no coolant or oil leaks occur during operation.

The WSM 010-864-12P kit is an essential addition to any Seadoo Spark GTI or GTS 900 owner's toolbox. Whether you are performing a routine maintenance check or a complete engine rebuild, this kit has you covered. With its high-quality materials and precise fit, you can trust that this gasket kit will help ensure that your watercraft's engine runs smoothly and efficiently for years to come.

In summary, the WSM 010-864-12P Seadoo Spark GTI/GTS 900 Top End Rebuild Piston Gasket Kit is a must-have for any Seadoo Spark GTI or GTS 900 owner. It includes all the necessary gaskets for a top end piston rebuild, made from high-quality materials that provide excellent sealing properties. With sizes 50mm and 74.50mm, these gaskets are designed to fit perfectly and help ensure optimal engine performance and longevity.

Top End Rebuild Kit for Seadoo Spark GTI/GTS 900: Pros, Cons, and Conclusion

The WSM 010-864-12P Seadoo Spark GTI/GTS 900 Top End Rebuild Piston Gasket Kit is a crucial part for those looking to maintain or restore the performance of their watercraft. In this analysis, we'll discuss the key advantages and disadvantages of purchasing this component.

1. Enhances engine performance: A top-end rebuild kit, such as this one, can significantly improve the overall performance of your Seadoo Spark GTI/GTS 900 engine. New piston gaskets and other components ensure a proper seal and optimal combustion.

2. Cost-effective: Rebuilding the engine instead of purchasing a new one can save you a significant amount of money. This kit includes all the necessary components for a top-end rebuild, making it a more affordable option.

3. Customizable: Depending on your specific engine condition and requirements, you can choose to replace only the faulty components or perform a full top-end rebuild using this kit.

4. OEM quality: This kit is manufactured by WSM, a reputed aftermarket parts supplier, ensuring OEM-grade quality and a reliable fit.

1. Time-consuming: A top-end rebuild can be a complex and time-consuming process, requiring specialized tools and a good understanding of engine mechanics.

2. Labor costs: If you don't have the necessary skills or time to perform the rebuild yourself, you may need to hire a professional mechanic, which could add to the overall cost.

3. Potential for unforeseen issues: During the rebuild process, you might encounter unexpected issues that require additional parts or labor, increasing the overall cost.

The WSM 010-864-12P Seadoo Spark GTI/GTS 900 Top End Rebuild Piston Gasket Kit is an excellent investment for those looking to enhance their watercraft's performance while saving money compared to buying a new engine. Despite the time and potential labor costs involved, the benefits of improved engine performance and OEM-grade component quality make this kit a worthwhile consideration for Seadoo Spark GTI/GTS 900 owners.

Before purchasing this kit, assess your personal skills and resources to determine if a top-end rebuild is the best solution for your Seadoo Spark GTI/GTS 900. If you're comfortable with the process and have the necessary tools, this kit can provide excellent value and performance improvements. If not, consider hiring a professional mechanic to perform the rebuild for you.

Details:

Platinum series pistons are made of high strength hardened aluminum designed to prevent skirt and ring groove breakage. Exact item pictured. Oe quality replacement. Platinum top end kits include: pistons, rings, wrist pins, cir clips, bearings, head, base, common intake and exhaust gaskets required for rebuilding the top end of motor.

Most pistons come in .25mm increments from stock or standard bore up to 1mm oversize. The piston walls are treated with a nonabrasive coating which reduces heat and friction for added horsepower greatly extends life. Top end gasket kit. All parts needed for a top-end rebuild.

Fits: sea-doo 900 ace. Made to exact oem specifications. Size: .50mm over 74.50mm. Platinum series top end kit: 010-864-12P .50mm over 74.50mm bore.

Kit includes: pistons.

specifications watercraftimp:

• for models: Gti, Gts, 900
• brand: Wsm
• mpn: 010-864-12p
• part type: Spark Gasket Piston
• oe manufacturer: Sea-doo
• upc: 680034319882

seller watercraftimp:

• # reviews: 146819
• rating: 99.7%
• city: yorktown, virginia

offer watercraftimp:

• sold #: 17
• availability: in stock
• started: november 4, 2025
• prices: $392.05–$448.93
• item condition: New
• in stock #: 2
• options: ship-to-home

shipping watercraftimp:

• type: calculated
• carrier: usps, fedex
• service: usps ground advantage, fedex ground / fedex home delivery, usps priority mail
• transit: 2-6 days
• class: standard, expedited

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

returns watercraftimp:

• policy: returns accepted
• paid by: seller
• time: 60 days

payments watercraftimp:

• credit card: visa
• wallet: paypal
• other