SPORTS PARTS INC 4863-S391567-93 Spi Moly Piston Kit 73.00MM 144

( Brand: Sports Parts Inc ), ( Manufacturer Part Number: 4863-S391567-93 ), ( Part Type: Piston )

Review SPORTS PARTS INC Spi T moly Series Piston Kit std Bore 73.00mm Polaris 144 fits INDY STD LXT 550 2016

4863-S391567-93 SPI T-Molybdenum Sintered Piston Kit for 2016 Polaris 550 Indy LXT 144

Upgrade your Polaris 550 Indy LXT 144 snowmobile engine performance with the 4863-S391567-93 SPI T-Molybdenum Sintered Piston Kit. This high-performance piston kit is specifically designed for the 2016 model year, ensuring a perfect fit and optimal engine operation.

The pistons in this kit are made from T-Molybdenum, a premium material known for its exceptional strength, durability, and heat resistance. T-Molybdenum provides excellent thermal conductivity and reduces the risk of piston failure, enhancing overall engine performance and longevity.

This piston kit includes four pistons, rings, and wrist pins, ensuring a complete and comprehensive upgrade for your engine. The pistons are sintered, a manufacturing process that allows for high precision and consistency, ensuring a perfect fit and efficient combustion.

The piston kit is designed to meet the demanding requirements of the 550 Indy LXT 144 engine. The pistons are engineered to provide increased power output, improved combustion efficiency, and enhanced durability. This kit is the perfect upgrade for snowmobilers seeking maximum performance and reliability.

By installing this piston kit, you'll experience smoother engine operation, increased power, and improved fuel efficiency. This kit is easy to install, and the included instructions ensure a hassle-free installation process.

Investing in a high-quality piston kit from a trusted manufacturer like SPI is a smart choice for any snowmobiler. The 4863-S391567-93 T-Molybdenum Sintered Piston Kit for 2016 Polaris 550 Indy LXT 144 is an essential upgrade for those who demand the best from their snowmobile engine.

Pros and Cons of Buying a 4863-S391567-93 SPI T-Moly Piston Kit for a 2016 Polaris 550 Indy LXT 144

The 4863-S391567-93 SPI T-Moly Piston Kit is a popular aftermarket upgrade for the Polaris 550 Indy LXT 144. This kit offers high-performance pistons made of T-Molybdenum material. In this article, we will discuss the pros and cons of purchasing this piston kit for your 2016 Polaris 550 Indy LXT 144, and provide a conclusion with a recommendation.

1. Enhanced Engine Performance: The T-Moly pistons provide increased compression and improved combustion efficiency, leading to increased horsepower and torque.

2. Durability: T-Molybdenum material is known for its high strength and wear resistance, making these pistons more durable than the stock pistons.

3. Reduced Engine Heat: The T-Moly pistons have a lower coefficient of thermal expansion, which helps to reduce engine heat and improve overall engine cooling.

4. Improved Compatibility: This piston kit includes matching rings and wrist pins, ensuring proper fitment and reducing the need for additional purchases.

1. Cost: The 4863-S391567-93 SPI T-Moly Piston Kit is more expensive than the stock pistons, which may be a deterrent for some buyers.

2. Installation Complexity: Installing aftermarket pistons can be a complex process and may require specialized tools and expertise.

3. Potential Power Increase: Depending on your riding style and the modifications you have made to your Polaris 550 Indy LXT 144, the increased power from the T-Moly pistons may not be necessary or desirable.

The 4863-S391567-93 SPI T-Moly Piston Kit offers several advantages for the Polaris 550 Indy LXT 144, including enhanced engine performance, improved durability, reduced engine heat, and improved compatibility. However, the cost and installation complexity may be drawbacks for some buyers. Ultimately, the decision to purchase this piston kit depends on your riding style, budget, and desired performance level.

If you are looking for increased power and durability, and are willing to invest in the installation process, the 4863-S391567-93 SPI T-Moly Piston Kit is a worthwhile investment for your 2016 Polaris 550 Indy LXT 144. On the other hand, if you are on a tight budget or prefer to keep your modifications minimal, the stock pistons may be sufficient for your needs.

For riders who are seeking improved performance and durability, and are willing to invest in the installation process, we recommend the 4863-S391567-93 SPI T-Moly Piston Kit for their 2016 Polaris 550 Indy LXT 144. For those who prefer a more budget-friendly option or a less complex modification, the stock pistons should suffice.

Details:

SPI T-Moly Series Piston Kit-Std Bore 73.00mm for 2016 Polaris 550 INDY LXT 144 White Lightning Snowmobile: Bore. I need to exchange an item. Machined smooth heads, MOS 2 Coating: Draws heat through piston walls and out the bottom, Reduces friction, for added power longevity, Helps eliminate cold seizures, Increases durability, Hard anodized crowns, Hyper eutectic Cast.: Brand: Sports Parts Inc, model Number: 4863-S391567-93.

Compatibility: Years: Make: model: Application: Notes: 2014 - 2015 Polaris550 INDY LXT, 2015 2018 Polaris550 Adventure 155, 144, 2017 Polaris550 LXT 144 Indy Red, INDY, 2016 Polaris550 Voyageur 2016 Turbo Silver, 2018 Sonic Blue, White Lightning, 2014 Polaris550 Voyager, 2011 2013 Polaris550 Shift 136, 2008 Polaris550 LX, Blue Fire Metallic, Vogue 2009 IQ Shift, Sidetrack North star Edition, 2009 Polaris550 Transport. Parts without fitment are to be assumed universal and may require vehicle modification. This is helpful if you are buying multiple items.

part #: 4863s39156793 prices

• $71.73-$75.47

specifications enginesnowmobile:

• for models: Std, Lxt, 550, Indy
• for makes: Polaris
• for years: 2016
• brand: Sports Parts Inc
• mpn: 4863-s391567-93
• part type: Piston

payments enginesnowmobile:

• wallet: Paypal
• credit card: Mastercard
• other

general enginesnowmobile:

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

shipping enginesnowmobile:

• class: Standard
• transit: 4-9 Days
• service: Standard
• cost: $0.00
• type: Fixed

seller enginesnowmobile:

• rating: 99.4%
• city: San Diego, CA
• # reviews: 62680

returns enginesnowmobile:

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

offer enginesnowmobile:

• started: March 8, 2025
• availability: In Stock
• sold: 0
• options: Ship-to-home
• quantity: 9

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