SPORTS PARTS INC 09-772-04 Moly Piston Kit SP1 1.00MM 77.00MM

( Brand: Sports Parts Inc ), ( Manufacturer Part Number: 09-772-04 ), ( Part Type: Piston ), ( Make: Ski-doo )

Review SPORTS PARTS INC Sp1 T moly Series Piston Kit 1.00mm Oversize To 77.00mm Snowmobile

Introducing the SPORTS 09-772-04 SP1 T-Moly Piston Kit, a high-performance upgrade for your engine that is ideal for racing or high-performance applications. This piston kit is designed for engines with a bore size of 77.00mm and a compression height of 1.00mm.

The pistons in this kit are made of T-Molybdenum alloy, a material known for its exceptional strength, durability, and heat resistance. This makes it an excellent choice for high-rpm applications where pistons are subjected to extreme heat and pressure. The pistons are also nitrided, a process that enhances their surface hardness and reduces friction for improved engine efficiency.

The piston tops are machined with a dish shape, which helps to reduce piston-to-cylinder contact and minimize friction. The piston skirts are also optimally designed for a snug fit in the cylinder bore to minimize oil consumption and improve engine performance.

Each piston comes with a matching piston pin and wrist pin bearing, ensuring a perfect fit and smooth operation. The piston kit also includes new piston rings, which are crucial for sealing the combustion chamber and preventing oil leakage.

Installing the SPORTS 09-772-04 SP1 T-Moly Piston Kit requires some engine disassembly and reassembly, so it is recommended that this job be done by a professional mechanic or experienced DIYer. However, the kit includes all necessary hardware and detailed instructions to make the installation process as straightforward as possible.

In summary, the SPORTS 09-772-04 SP1 T-Moly Piston Kit is a top-quality upgrade for your engine that offers superior strength, durability, and heat resistance. With its precision-engineered components, this kit is a must-have for any serious racer or high-performance enthusiast.

The 09-772-04 SP1 T-Moly piston kit by ACL is a popular upgrade option for those looking to enhance the performance of their engines, particularly in high-performance applications. Here are some potential pros and cons to consider before making a purchase:

1. Enhanced Durability: The T-Moly pistons are made from a high-performance material, providing increased durability and resistance to engine heat compared to standard pistons. This makes them an excellent choice for high-performance applications where increased engine temperatures are common.

2. Improved Power Output: The 1.00mm oversize pistons can help to increase power output by allowing for a larger combustion chamber, which can lead to more efficient combustion and increased horsepower.

3. Precision Manufacturing: The pistons are manufactured using advanced techniques, such as CNC machining and heat treatment, to ensure a high degree of precision and consistency.

4. Reduced Engine Wear: The T-Moly material is known for its low friction properties, which can help to reduce engine wear and improve engine life.

1. Cost: The ACL 09-772-04 SP1 T-Moly piston kit is a premium product, and the cost may be prohibitive for some buyers.

2. Installation Complexity: Installing the pistons requires a high level of skill and expertise, as well as specialized tools, which may add to the cost and complexity of the upgrade.

3. Potential for Engine Damage: Installing oversized pistons can increase the risk of engine damage if not done correctly. It is essential to follow the manufacturer's instructions carefully and use a qualified mechanic to ensure a successful installation.

The ACL 09-772-04 SP1 T-Moly piston kit offers several benefits for high-performance applications, including increased durability, improved power output, and reduced engine wear. However, the cost and installation complexity may be a deterrent for some buyers. Ultimately, the decision to purchase this kit depends on your specific needs, budget, and technical expertise. If you are confident in your ability to install the pistons correctly and are willing to invest in a high-performance upgrade, then the ACL 09-772-04 SP1 T-Moly piston kit could be an excellent choice. If not, you may want to consider alternative options that are more accessible to your skill level and budget.

1. Consult with a qualified mechanic to assess whether this upgrade is suitable for your engine and application.

2. Ensure you have access to the necessary tools and expertise to install the pistons correctly.

3. Carefully consider the cost and benefits of the upgrade against your budget and performance goals.

4. Research alternative options that may be more accessible to your skill level and budget, such as performance chips or exhaust upgrades.

5. If you decide to proceed with the purchase, ensure you follow the manufacturer's instructions carefully to ensure a successful installation.

Details:

Sold as: Each. Helps eliminate cold seizures, and Increases durability. Reduces heat and friction, for added power longevity. Any damage claims may be exchanged for the identical item only.

MOS 2 Coating: Draws heat through piston walls and out the bottom. Ski-Doo Formula Z 1997. T-Moly Series Piston Kit, 1.00mm Oversize to 77.00mm. Hard anodized crowns.

Hyper eutectic Cast. Machined smooth heads.

part #: 0977204 prices

• $23.22-$66.11

specifications pistondon:

• brand: Sports Parts Inc
• mpn: 09-772-04
• part type: Piston
• make: Ski-doo

returns pistondon:

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

payments pistondon:

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

shipping pistondon:

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

offer pistondon:

• started: January 19, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0

general pistondon:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
• condition: New

seller pistondon:

• city: Loudon, Tennessee
• rating: 99.5%
• # reviews: 612310

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