SPI 09-761 Piston Standard Ski Doo 642141104492 464 470 L/c 69.5MM

( Brand: Spi ), ( Manufacturer Part Number: 09-761 ), ( Part Type: Piston ), ( UPC: 642141104492 )

Review SPI Piston Kits Ski doo 464 470 L/c Sleds Standard Bore 69.5mm fits 1978–1995

Introducing the SPI 09-761 piston, an essential component for the maintenance and optimal performance of your Ski-Doo 464 470 L/C standard engine from 1978 to 1995. This piston is designed to fit engines with a bore size of 69.5mm.

Manufactured with high-quality materials, this piston boasts a forged construction that ensures durability and reliability. The piston ring grooves are precision machined to ensure a perfect seal, minimizing compressions leaks and delivering improved combustion efficiency.

The piston crown is designed to provide optimal heat transfer and even compression, ensuring consistent power delivery throughout the engine's RPM range. The piston skirt is designed to minimize friction with the cylinder wall, reducing wear and tear and improving engine longevity.

This piston is also engineered to provide excellent piston-to-liner clearance, ensuring proper engine operation and reducing the risk of engine damage due to piston slap. The piston's design also allows for easy installation and removal, making it an excellent choice for DIY enthusiasts and professional mechanics alike.

The SPI 09-761 piston is an excellent investment for anyone looking to maintain the performance and longevity of their Ski-Doo 464 470 L/C engine. By replacing worn or damaged pistons, you can improve engine efficiency, reduce emissions, and ensure a smooth and reliable riding experience.

In summary, the SPI 09-761 piston is a high-quality, forged component designed for the Ski-Doo 464 470 L/C standard engine with a 69.5mm bore size. Its precision-machined piston ring grooves, optimal piston-to-liner clearance, and excellent heat transfer make it a top choice for anyone looking to maintain their engine's performance and longevity.

Buying the SPI 09-761 piston for a Ski-Doo 464/470 L/C with a standard bore of 69.5mm can be a viable option for those seeking to replace their worn-out or damaged piston. Here are some potential pros and cons to consider before making a purchase:

1. Designed specifically for Ski-Doo 464/470 L/C models: This piston is engineered to fit and function optimally with these specific snowmobiles, ensuring a proper seal and reduced engine wear.

2. High-quality materials: The piston is made from forged aluminum, a durable material that can withstand the rigors of snowmobiling. Additionally, it features a chrome-plated skirt for improved ring sealing and reduced friction.

3. Enhanced performance: A new piston can help improve engine performance by ensuring proper compression, which can lead to increased power and better fuel efficiency.

4. Reduced maintenance costs: By investing in a high-quality aftermarket piston, you may be able to save money in the long run by avoiding costly engine repairs or replacements.

1. Cost: Aftermarket pistons can be more expensive than OEM (Original Equipment Manufacturer) pistons. However, the cost difference may be offset by the potential for reduced maintenance and improved performance.

2. Installation: Installing a new piston can be a complex and time-consuming process that requires specialized tools and knowledge. If you're not comfortable performing the installation yourself, you may need to hire a professional mechanic, which can add to the overall cost.

3. Potential for errors: When installing a new piston, it's crucial to ensure that all components are correctly installed and properly torqued to avoid damaging the engine. Improper installation can lead to costly repairs or even engine failure.

The decision to buy the SPI 09-761 piston for your Ski-Doo 464/470 L/C ultimately depends on your budget, technical expertise, and desired level of performance. While aftermarket pistons can be more expensive than OEM options, they may offer improved performance and reduced maintenance costs in the long run. However, it's essential to ensure that the installation process is carried out correctly to avoid potential issues. If you're unsure about the installation process or have limited mechanical expertise, it may be worth considering hiring a professional mechanic to perform the installation.

If you're in the market for a new piston for your Ski-Doo 464/470 L/C and are comfortable with the installation process, the SPI 09-761 piston could be an excellent choice due to its high-quality materials, designed fit, and potential for improved engine performance. However, if you're uncertain about the installation process or have limited mechanical expertise, it may be worth considering the additional cost of hiring a professional mechanic to ensure that the installation is carried out correctly.

Details:

Piston weight is compatible with original piston. A stock photo is used. T-Molly series with Teflon-Molybdenum coating. Fits: 1978 Elite 450 L/C.

1978 Everest 444 L/C. Includes 2 pistons, ring sets, wrist pins, cir clips as pictured. Manufactured by SPI. T-Molly series pistons reduce friction, resist seizure, improve durability.

All SPI pistons, rings, pins, cir clips are manufactured to OEM specifications. Pistons are for standard bore size 69.50mm. Made in Taiwan.

part #: 09761 prices

• $63.71-$69.79

specifications enginesnowmobile:

• for makes: Ski-doo
• for years: 1978-1995
• brand: Spi
• mpn: 09-761
• part type: Piston
• upc: 642141104492

shipping enginesnowmobile:

• type: Fixed
• transit: 4-8 Days
• service: Standard
• class: Standard
• cost: $0.00

offer enginesnowmobile:

• sold: 0
• started: May 9, 2025
• quantity: 4
• options: Ship-to-home
• availability: In Stock

general enginesnowmobile:

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

returns enginesnowmobile:

• time: 60 Days
• policy: Returns Accepted
• paid by: Buyer

payments enginesnowmobile:

• wallet: Google-pay
• credit card: Mastercard
• other

seller enginesnowmobile:

• city: Suamico, Wisconsin
• # reviews: 386806
• rating: 99.4%

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