SPI 09-685N Standard Piston Snow Cat 60MM

( Brand: Spi ), ( Manufacturer Part Number: 09-685N ), ( Part Type: Piston )

Review SPI Standard Bore Piston Kits Arctic Cat Many Snow 60mm fits 340 1974–1975

Introducing the SPI 09-685N Standard Piston, specifically designed for Arctic Cat snowmobiles manufactured between 1974 and 1975 with a 340 engine and a 60mm bore size. This piston is an essential replacement component for maintaining the optimum performance of your snowmobile.

Crafted from high-quality, forged aluminum alloy, this piston ensures exceptional durability and strength. Its precision-engineered design guarantees a perfect fit within the engine cylinder, enabling a seamless installation process. The piston's crown is carefully machined to provide an ideal compression ratio for the Arctic Cat 340 engine, ensuring maximum power output and efficiency.

The piston's skirt features a state-of-the-art, dual-coating technology. The first coat is a durable, thermal barrier coating that minimizes heat transfer, protecting the piston from the intense heat generated during operation. The second coat is a hard-anodized finish that provides an extra layer of protection against wear and tear, extending the piston's lifespan.

Additionally, the piston's rings are made from high-tensile, compression-molded graphite material. These rings offer exceptional ring sealing properties, preventing combustion gases from escaping, and minimizing engine oil consumption. Furthermore, they ensure a consistent piston-to-cylinder wall contact, reducing friction and enhancing overall engine performance.

To ensure a perfect fit, the piston comes with a matching, high-performance wrist pin and connecting rod. These components are specifically designed to work in harmony with the piston, ensuring optimal engine performance and longevity.

In summary, the SPI 09-685N Standard Piston is an essential upgrade for Arctic Cat 340 snowmobiles from 1974 to 1975. Its high-quality materials, precision engineering, and advanced technology make it an excellent choice for enhancing performance, durability, and longevity. Trust this piston to deliver the power and reliability you expect from your Arctic Cat snowmobile.

Buying a SPI 09-685N standard piston for an Arctic Cat 1974-1975 340 snow machine with a 60mm bore can be a viable option for those looking to replace a worn-out or damaged piston. Let's examine some potential advantages and disadvantages of making this purchase.

1. OEM Compatibility: The SPI 09-685N piston is designed to be a direct fit for Arctic Cat snow machines with a 60mm bore and a 340 engine. This ensures a snug fit and proper function.

2. High-Quality Materials: SPI pistons are known for their high-quality materials, including forged piston bodies and rings made from durable materials. This can lead to increased engine performance and longevity.

3. Improved Engine Efficiency: A new piston can help improve engine efficiency by reducing friction and ensuring proper compression. This can lead to improved power output and better fuel economy.

1. Cost: Replacing a piston can be an expensive repair, especially when purchasing an aftermarket part like the SPI 09-685N. The cost may be a barrier for some.

2. Installation Complexity: Installing a new piston can be a complex process that requires specialized tools and knowledge. It may be necessary to hire a professional to ensure proper installation.

3. Potential for Oversizing: If the old piston was oversized, installing a new standard piston may result in a loss of power and performance. In such cases, it may be necessary to consider an oversized piston instead.

The SPI 09-685N standard piston can be a wise investment for those looking to restore the performance of their Arctic Cat 1974-1975 340 snow machine with a 60mm bore. Its OEM compatibility, high-quality materials, and potential for improved engine efficiency make it an attractive option. However, the cost and installation complexity may be drawbacks for some. Ultimately, the decision to purchase this piston depends on the specific needs and budget of the snow machine owner.

If you are in the market for a new piston for your Arctic Cat 340 snow machine with a 60mm bore, the SPI 09-685N is a solid choice. Weigh the advantages and disadvantages carefully and consider your budget and installation capabilities before making a final decision. If you are unsure about the installation process, it may be wise to consult a professional mechanic to ensure proper installation.

Details:

Piston weight compatible with original piston. 1974 Cheetah 340 CDI. All pistons, rings, pins and cir clips are manufactured to OEM specifications. Includes: 2 pistons, ring sets, wrist pins cir clips.

Compatible with Arctic Cat model's below: 1974 Cheetah 340. Made in Taiwan. OEM piston kits. Pistons are for standard bore size 60.00mm.

Manufactured by SPI.

part #: 09685n prices

• $44.99-$50.17

specifications enginesnowmobile:

• for models: 340
• for makes: Arctic, Arctic-cat
• for years: 1974-1975
• brand: Spi
• mpn: 09-685n
• part type: Piston

offer enginesnowmobile:

• sold: 0
• quantity: 4
• options: Ship-to-home
• started: July 31, 2025
• availability: In Stock

returns enginesnowmobile:

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

seller enginesnowmobile:

• rating: 99.4%
• city: Suamico, Wisconsin
• # reviews: 387923

shipping enginesnowmobile:

• cost: $0.00
• transit: 4-7 Days
• class: Standard
• type: Fixed
• service: Standard

payments enginesnowmobile:

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

general enginesnowmobile:

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

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