SPI 09-802-02B Piston Ovation .020 60.5MM

( Brand: Spi ), ( Manufacturer Part Number: 09-802-02B ), ( Part Type: Piston ), ( Country Of Origin: Taiwan )

Review SPI .020 Over Bore Piston Kits Yamaha Ovation 60.5mm fits 340 1989–2000

The SPI 09-802-02B 020 piston is a crucial component for the two-stroke outboard motor used in Yamaha Ovation 340 boats manufactured between 1989 and 2000. This piston, with a diameter of 60.5mm, is designed to deliver optimal performance and reliability for your watercraft.

The piston is meticulously crafted from high-quality materials, ensuring durability and resistance to wear and tear. Its precision-engineered design guarantees a perfect fit in your engine, minimizing the risk of leaks and ensuring optimal combustion efficiency.

The piston's top ring groove is engineered to accommodate a standard top piston ring, and the skirt is designed to ensure a snug fit in the cylinder bore. The piston also features a reinforced wrist pin boss, adding an extra layer of strength to the component and enhancing its overall durability.

Installing this piston is a straightforward process, making it an excellent choice for DIY enthusiasts. However, for those who prefer professional assistance, it is always recommended to consult with a qualified marine mechanic to ensure proper installation and ensure the continued optimal performance of your Yamaha Ovation 340.

In summary, the SPI 09-802-02B 020 piston is an essential upgrade for Yamaha Ovation 340 boat owners with 1989-2000 models, offering improved performance, durability, and reliability for their outboard motor. By investing in this high-quality piston, you can enjoy peace of mind knowing that your watercraft is equipped with a top-performing component, ensuring a safe and enjoyable boating experience.

Buying a new piston for your Yamaha Ovation 340 (model years 1989-2000) with a 60.5mm stroke, specifically the SPI 09-802-02B 020 piston, comes with both advantages and disadvantages. Here's a detailed analysis:

1. Improved Engine Performance: A new piston can lead to improved engine performance. Worn-out or old pistons may not compress fuel efficiently, leading to reduced engine power and poor fuel economy. A new piston can help restore the engine's lost power.

2. Enhanced Durability: A new piston can increase the engine's overall durability. Over time, pistons can wear out due to regular use. Replacing a worn-out piston with a new one can help prevent future engine issues and extend the engine's lifespan.

3. Better Fuel Efficiency: A new piston can help improve fuel efficiency. As mentioned earlier, a worn-out piston may not compress fuel efficiently, leading to increased fuel consumption. A new piston can help the engine burn fuel more efficiently, reducing fuel consumption and saving you money in the long run.

1. Cost: A new piston can be a significant investment. The cost of the piston itself may not be very high, but the labor costs associated with the installation can add up.

2. Installation Complexity: Installing a new piston is a complex process that requires specialized knowledge and tools. It is not a job that can be easily done at home, and taking the boat to a professional repair shop can be time-consuming and expensive.

3. Potential for Other Issues: Replacing a piston may not be a one-stop solution for engine issues. Other components in the engine may also need to be replaced, which can add to the overall cost and complexity of the repair.

In conclusion, buying a new SPI 09-802-02B 020 piston for your Yamaha Ovation 340 (model years 1989-2000) with a 60.5mm stroke can lead to improved engine performance, enhanced durability, and better fuel efficiency. However, it also comes with significant costs, installation complexity, and the potential for other engine issues. Ultimately, the decision to buy a new piston depends on the severity of the engine issues, the cost of the repair, and your budget and time constraints. If the engine issues are severe, and you value the long-term performance and durability of your boat, then investing in a new piston may be the best option. However, if the engine issues are minor, or the cost and time involved in the repair are prohibitive, then considering other options, such as minor adjustments or repairs, may be more practical.

If you have determined that a new piston is the best option for your Yamaha Ovation 340, then I would recommend purchasing the SPI 09-802-02B 020 piston from a reputable dealer or repair shop. Be sure to also have the engine checked for any other potential issues that may need to be addressed during the installation process. Additionally, consider shopping around for the best price and labor rates to ensure that you are getting the best value for your investment.

Details:

Includes 2 pistons, ring sets, wrist pins cir clips as pictured. T-Molly series pistons reduce friction, resist seizure improve durability. 1989 Ovation 340 LE Electric Start. Made in Taiwan.

All SPI pistons, rings, pins cir clips are manufactured to OEM specifications. Piston weight is compatible with original piston. T-Molly series with Teflon-Molybdenum coating. Manufactured by SPI.

Pistons are for .020 over bore size 60.50mm. Compatible with Yamaha model's below: 1989 Ovation 340.

part #: 0980202b prices

• $57.95-$109.95

specifications enginesnowmobile:

• for models: 340
• for makes: Yamaha
• for years: 1989-2000
• brand: Spi
• mpn: 09-802-02b
• part type: Piston
• country of origin: Taiwan

returns enginesnowmobile:

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

general enginesnowmobile:

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

seller enginesnowmobile:

• # reviews: 395982
• rating: 99.7%
• city: Suamico, Wisconsin

offer enginesnowmobile:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 4
• started: November 26, 2025

payments enginesnowmobile:

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

shipping enginesnowmobile:

• type: Fixed
• service: Standard
• transit: 5-8 Days
• class: Standard
• cost: $0.00

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