SP1 2355-S260551-15 Moly Piston Kit Oversized Ski Doo KIT-.040 670X

( Brand: Sp1 ), ( Manufacturer Part Number: 2355-S260551-15 ), ( Part Type: Piston )

Review SP1 T moly Series Piston Kit-.040 Inch Oversized For Ski doo fits SUMMIT 1998–1999

The SP1 2355-S260551-15 T-Moly piston kit is an essential upgrade for the 1998-1999 Ski-Doo Summit 670x snowmobiles. This piston kit is specifically designed to provide superior performance and durability for these models.

The pistons in this kit are oversized by 0.040 inches, which allows for increased compression and improved engine output. The T-Moly material used in the pistons ensures exceptional thermal stability, reducing the risk of thermal expansion and contraction that can lead to piston damage.

The piston kit comes with new rings, including compression rings and oil control rings. These rings are precision-engineered to ensure a tight seal and efficient transfer of power from the piston to the crankshaft. The new rings also help to reduce engine blowby, which can lead to loss of power and increased emissions.

The piston kit also includes new piston pins and wrist pin bushings. These components are critical for the proper functioning of the piston, and their replacement is essential for maintaining engine performance and reliability.

Installation of the piston kit is straightforward, and the kit includes all necessary hardware for the installation process. The piston kit is also backed by a manufacturer's warranty, providing peace of mind for snowmobile enthusiasts who demand the best performance and durability from their machines.

In summary, the SP1 2355-S260551-15 T-Moly piston kit is an excellent investment for owners of 1998-1999 Ski-Doo Summit 670x snowmobiles. With oversized pistons, new rings, new piston pins, and wrist pin bushings, this kit delivers increased performance, improved reliability, and enhanced engine efficiency.

Pros and Cons of buying a Ski-Doo Summit 670x T-Moly Piston Kit (SP1 2355-S260551-15) with 0.040 Oversize

The Ski-Doo Summit 670x T-Moly Piston Kit (SP1 2355-S260551-15) with a 0.040 oversize is a popular aftermarket upgrade for those seeking increased engine performance in their 1998-1999 Ski-Doo Summit snowmobiles. This piston kit comes with several advantages and disadvantages that potential buyers should consider before making a purchase.

A. Enhanced Engine Performance: The oversized pistons allow for increased compression, resulting in improved engine performance, power, and torque.

B. Durability: T-Moly pistons are known for their superior strength and heat resistance compared to stock pistons, making them more durable and less prone to failure.

C. Customization: Installing aftermarket pistons is an excellent way to personalize and enhance the capabilities of your Ski-Doo Summit snowmobile.

A. Cost: The Ski-Doo Summit 670x T-Moly Piston Kit is a more expensive upgrade compared to stock pistons, which may deter some buyers.

B. Complexity: Installing the piston kit requires advanced mechanical skills and knowledge, potentially leading to longer installation time and higher labor costs.

C. Risk of Damage: The oversized pistons may increase the risk of engine damage if not installed properly or if the engine is not tuned to accommodate the increased compression.

The decision to purchase the Ski-Doo Summit 670x T-Moly Piston Kit (SP1 2355-S260551-15) with a 0.040 oversize depends on the individual's priorities and budget. Those seeking significant performance improvements and durability may find the benefits worth the investment and the associated complexities. However, for those with limited budgets or mechanical skills, the higher cost and installation complexity may outweigh the potential benefits.

If you are considering purchasing the Ski-Doo Summit 670x T-Moly Piston Kit, it is strongly recommended to weigh the pros and cons carefully and consider seeking professional installation to minimize the risk of engine damage. Alternatively, you may want to explore other aftermarket upgrades that offer similar performance improvements but with less complexity and cost. Ultimately, the best choice depends on your specific needs, budget, and mechanical abilities.

Details:

1999 - Ski-Doo MX Z 670. Reduces heat and friction, for added power longevity.: Brand: SP1, model Number: 2355-S260551-15. This is helpful if you are buying multiple items.

Parts without fitment are to be assumed universal and may require vehicle modification. SP1 T-Moly Series Piston Kit-.040in. Draws heat through piston walls and out the bottom. I need to exchange an item.

part #: 2355s26055115 prices

• $79.95-$102.01

specifications snowpar:

• for models: Summit
• for makes: Ski-doo
• for years: 1998-1999
• brand: Sp1
• mpn: 2355-s260551-15
• part type: Piston

returns snowpar:

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

seller snowpar:

• rating: 99.5%
• # reviews: 63580
• city: Boise, ID

general snowpar:

• Parts Accessories > Snowmobile Parts > Other Parts
• condition: New

shipping snowpar:

• cost: $0.00
• type: Fixed
• transit: 4-6 Days
• service: Standard
• class: Standard

offer snowpar:

• options: Ship-to-home
• sold: 0
• quantity: 5
• started: May 9, 2025
• availability: In Stock

payments snowpar:

• wallet: Paypal
• other
• credit card: Diners-club

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