SPI SM-09168 Piston Bearings Standard Cat 09-503 66.5MM

( Brand: Spi ), ( Manufacturer Part Number: SM-09168 ), ( Part Type: Bearing Piston )

Review SPI Piston Kits And Bearings Arctic Cat Standard Bore 66.5mm fits ZR440 1996–2001

Introducing the SPI SM-09168 09-503 piston bearings, specifically designed for Arctic Cat ZR440 snowmobiles manufactured between 1996 and 2001. These high-performance piston bearings are engineered to deliver superior durability and reliability, ensuring your snowmobile continues to perform at its best.

Measuring 66.5mm in diameter, these piston bearings are precision-engineered to fit perfectly into your Arctic Cat ZR440 engine. Each bearing is manufactured using top-tier materials, ensuring a long service life even under the most demanding conditions. The hardened steel races provide exceptional strength and durability, while the high-quality brass cage maintains proper clearance and ensures even distribution of lubrication.

The SPI SM-09168 09-503 piston bearings are designed to reduce friction and heat generation in your engine, leading to improved power output and increased fuel efficiency. They are also engineered to provide excellent sealing properties, preventing any unwanted leakage and ensuring optimal engine performance.

Installing these piston bearings is a straightforward process, making them an excellent choice for DIY enthusiasts. Each set comes with two bearings, making it a convenient and cost-effective solution for maintaining your Arctic Cat ZR440 engine.

In summary, the SPI SM-09168 09-503 piston bearings are a must-have upgrade for any Arctic Cat ZR440 snowmobile owner looking to enhance engine performance, durability, and reliability. With their precision engineering, high-quality materials, and excellent sealing properties, these piston bearings are the perfect choice for keeping your snowmobile in top shape.

Buying SPI SM-09168 09-503 piston bearings for Arctic Cat 1996-2001 ZR440 Standard 66.5mm engines comes with several pros and cons that are essential to consider before making a purchase.

1. High-quality bearings: SPI is a well-known brand in the snowmobile industry, and their SM-09168 09-503 piston bearings are known for their durability and performance.

2. Reduced engine noise: Worn-out or damaged bearings can cause significant engine noise. Replacing them with new ones can help reduce engine noise, resulting in a smoother riding experience.

3. Increased engine efficiency: New bearings help reduce friction and wear on other engine components, leading to increased engine efficiency and longevity.

4. Better sealing: New piston bearings can provide better sealing, preventing oil leaks and keeping engine oil where it belongs, resulting in improved engine performance.

1. Cost: Replacing piston bearings can be an expensive proposition, especially when compared to the cost of other routine maintenance tasks.

2. Labor costs: Installing new piston bearings requires specialized tools and knowledge, which can add to the overall cost of the repair.

3. Availability: SPI SM-09168 09-503 piston bearings may not be readily available in local retail stores, and you may need to order them online or from a specialty shop, which can take time and add to the overall cost and inconvenience.

4. Potential for other engine issues: While new piston bearings can help address some engine issues, they may not be the only component that needs replacement. Other engine problems could be lurking, which may require additional repairs and expenses.

In conclusion, buying SPI SM-09168 09-503 piston bearings for Arctic Cat 1996-2001 ZR440 Standard 66.5mm engines can help improve engine performance, reduce noise, and increase efficiency. However, the cost and potential for other engine issues are significant factors to consider. Ultimately, the decision to replace the piston bearings depends on the current condition of the engine, the rider's budget, and their riding preferences. If the engine is making significant noise or experiencing noticeable performance issues, replacing the piston bearings may be a worthwhile investment. If the engine is running smoothly and the budget is tight, it may be best to hold off on the replacement until it's absolutely necessary.

Based on the information provided, if the Arctic Cat ZR440 Standard 66.5mm engine is exhibiting noticeable noise or performance issues, and the rider is willing to invest in the replacement of the piston bearings, then it would be recommended to purchase the SPI SM-09168 09-503 piston bearings. However, if the budget is tight or the engine is running smoothly, it may be best to hold off on the replacement until it's absolutely necessary. Regular maintenance and timely replacement of worn-out components can help prevent more significant and costly repairs down the line.

Details:

1998 ZR440 Son Pro. Piston weight is compatible with original piston. T-Molly series with Teflon-Molybdenum coating. Compatible with Arctic Cat model's below: 1996 ZR440.

All SPI pistons, rings, pins, bearings cir clips are manufactured to OEM specifications. Pistons are for standard bore size 66.50mm. Manufactured by SPI. T-Molly series pistons reduce friction, resist seizure, improve durability.

Includes 2 pistons, ring sets, wrist pins, pin bearings cir clips as pictured. Made in Taiwan.

part #: sm09168 prices

• $67.45-$175.00

specifications enginesnowmobile:

• for models: Zr440
• for makes: Arctic, Arctic-cat
• for years: 1996-2001
• brand: Spi
• mpn: Sm-09168
• part type: Bearing Piston

returns enginesnowmobile:

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

seller enginesnowmobile:

• city: Suamico, Wisconsin
• # reviews: 386661
• rating: 99.5%

general enginesnowmobile:

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

payments enginesnowmobile:

• wallet: Google-pay
• other
• credit card: Diners-club

offer enginesnowmobile:

• availability: In Stock
• sold: 0
• quantity: 4
• options: Ship-to-home
• started: April 29, 2025

shipping enginesnowmobile:

• class: Standard
• transit: 3-7 Days
• service: Standard
• cost: $0.00
• type: Fixed

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