3070-P318660-10 PRO-X Piston Standard Kit GP800A Yamaha

Review PRO-X Piston Kit-standard Bore 79.93mm For Yamaha for YAMAHA GP800A 2001–2005

The PRO-X 3070-P318660-1 piston kit is a high-performance upgrade for the 2001-2005 Yamaha GP800A watercraft. This piston kit is designed using the latest technologies to deliver exceptional power, efficiency, and durability.

The pistons in this kit are made from a forged aluminum alloy that ensures superior strength and rigidity. Each piston features a unique design with a dish shape and a compression height of 79.93mm. The dish shape helps to increase the power output of the engine by improving the combustion process.

The piston kit also includes rings that are specifically engineered to provide an optimal seal between the piston and the cylinder wall. These rings are made from a high-quality material that ensures a long-lasting and efficient seal, reducing the risk of leaks and power loss.

Furthermore, the piston kit features a standard piston pin size, making it a direct replacement for the original parts. The piston pins are made from a high-strength material to ensure reliability and durability, even under high loads.

The piston kit also includes new piston pin bushings, which help to reduce friction and wear on the piston pins. These bushings are made from a high-performance material that ensures a long lifespan and smooth operation.

In summary, the PRO-X 3070-P318660-1 piston kit is an excellent upgrade for the Yamaha GP800A watercraft. It delivers increased power, improved efficiency, and enhanced durability, making it an ideal choice for riders who demand the best performance from their watercraft. With its high-quality materials and precise engineering, this piston kit is sure to provide years of reliable service and enjoyment on the water.

1. Improved Performance: This piston kit is designed to provide better combustion efficiency and power output, resulting in improved performance for your watercraft.

2. High-Quality Materials: The pistons are made of forged aluminum alloy, which is stronger and more durable than stock pistons. The rings are made of high-tensile steel, ensuring long-lasting performance.

3. Increased Longevity: The Pro-X piston kit is designed to last longer than stock pistons, reducing the need for frequent replacements and saving you money in the long run.

4. Enhanced Safety: The piston kit comes with a comprehensive gasket kit, ensuring a proper seal between the cylinder and piston to prevent engine damage and improve safety.

1. Higher Cost: Compared to stock pistons, this aftermarket piston kit is more expensive. However, the increased performance and longevity may justify the cost for some riders.

2. Installation Complexity: Installing the Pro-X piston kit may require more time and expertise than a stock piston kit, as it involves more components and a more intricate installation process.

In conclusion, the Pro-X 3070-P318660-10 piston kit for the 2001-2005 Yamaha GP800A offers improved performance, increased durability, and enhanced safety, making it a worthwhile investment for serious riders. However, its higher cost and installation complexity may make it less appealing to casual users or those on a tight budget.

Recommendation: If you are a serious rider who values performance, durability, and safety, and you are willing to invest in a high-quality aftermarket piston kit, then the Pro-X 3070-P318660-10 piston kit is a strong recommendation. However, if you are a casual user or have a limited budget, you may want to consider sticking with stock pistons or exploring alternative aftermarket options with a lower cost and simpler installation process.

Details:

Brand: Pro-x, model number: 3070-P318660-10. Compatibility: years: make: model: application: notes: 2001 - 2005 Yamahagp800a wave runner gp800r, 2002 2004 Yamahaxa800a xlt8 2000 2001 Yamahaxa800 xl800. Sleeved cylinder piston kits are available in standard size and a wide range of oversized. I need to exchange an item.

This is helpful if you are buying multiple items. Parts without fitment are to be assumed universal and may require vehicle modification. Pro-x piston kit -standard bore 79.93mm for 2001 - 2005 Yamaha GP800A wave runner gp800r jet ski: bore: 79.93mm, sizing: standard.

specifications watercraftimp:

• for models: Gp800a
• for makes: Yamaha
• for years: 2001–2005
• brand: Pro-x
• mpn: 3070-p318660-10
• part type: Piston

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general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

shipping watercraftimp:

• transit: 4-5 days
• class: standard
• type: fixed
• service: standard

seller watercraftimp:

• rating: 99.8%
• # reviews: 70956
• city: indiana, us

returns watercraftimp:

• time: 30 days
• paid by: seller
• policy: returns accepted

offer watercraftimp:

• price: $127.66
• item condition: New
• sold #: 20
• started: november 27, 2025
• options: ship-to-home
• in stock #: 1
• availability: in stock