1. Pistons, Rings & Piston Kits Products
  2. sku: 4953687356184623
  3. SPI 09-808

SPI 09-808 Moly Piston Kit 191361204173 0.50MM 73.50MM

09-808 Spi T-moly Series Piston Kit - 0.50mm Oversize To 73.50mm

( Brand: Spi ), ( Manufacturer Part Number: 09-808 ), ( Type: Engine ), ( Manufacturer Warranty: 1 Year Manufacturer Warranty ), ( Authorized Dealer: Yes ), ( Compatibility Disclaimer: Compatibility Chart Information Provided By ), ( Height: 3.000 ), ( Legal Disclaimer: Your Local Laws Before Purchasing. ), ( Photo Disclaimer: For Reference Only, May Differ From Product, See Item Details. ), ( Vehicletype: Snow ), ( UPC: 191361204173 )

Review SPI T moly Series Piston Kit 0.50mm Oversize To 73.50mm

The SPI 09-808 T-Molybdenum Coated Piston Kit is an exceptional upgrade for enthusiasts seeking superior engine performance and longevity in their applications. This piston kit, measuring 0.50mm in total top ring gap and 73.50mm in bore diameter, is designed for high-performance applications.

Each piston in the kit is crafted from forged aluminum alloy, ensuring superior strength and durability. The T-Molybdenum coating applied to the piston skirts and rings enhances the piston's ability to withstand the extreme heat and pressure generated in high-performance engines. This coating also reduces friction, leading to smoother engine operation and improved fuel efficiency.

The piston kit includes pistons, wrist pins, and rings. The rings are of a high-performance design, with a top ring that is 0.25mm wider than standard to provide better sealing and prevent blow-by. The second and third rings are designed for optimal oil control and reduced wear on the cylinder walls.

This piston kit is suitable for high-performance and racing applications where increased power output, improved durability, and enhanced engine efficiency are desired. It is important to note that installation of this kit requires a high level of engine building expertise and the use of appropriate engine building tools.

In summary, the SPI 09-808 T-Molybdenum Coated Piston Kit is a premium upgrade for high-performance engines. Its forged aluminum alloy pistons with T-Molybdenum coating, high-performance rings, and precise measurements make it an ideal choice for those seeking optimal power output, durability, and efficiency. However, installation should only be carried out by experienced engine builders.

Pros and Cons of buying a SPI 09-808 T-Molybdenum Piston Kit (0.50mm, 73.50mm)

**Background:**

The SPI 09-808 T-Molybdenum Piston Kit is a popular aftermarket upgrade for automotive applications. This piston kit features molybdenum coating, which is known for its enhanced durability and performance. Here are some pros and cons to help you decide if this piston kit is the right choice for your project.

**Pros:**

1. Enhanced Durability: Molybdenum coating provides increased resistance to scuffing and wear, allowing for longer piston life in high-performance applications.

2. Improved Thermal Conductivity: Molybdenum is an excellent thermal conductor, which helps dissipate heat more efficiently and maintain optimal engine temperatures.

3. Reduced Friction: The molybdenum coating reduces friction between the piston and cylinder wall, leading to smoother operation and better engine performance.

4. Lightweight: The pistons in this kit are made from a lightweight material, which helps reduce reciprocating mass and contribute to improved engine response.

5. Wide Compatibility: The SPI 09-808 piston kit is available in various sizes to fit a wide range of engine applications.

**Cons:**

1. Cost: Molybdenum-coated pistons can be more expensive compared to standard pistons.

2. Requires Careful Installation: Proper installation is crucial to ensure the piston coating remains intact and maintains its performance benefits.

3. Potential Clearance Issues: The piston kit may require clearance adjustments, such as piston-to-valve clearance or ring gap adjustments.

4. Potential Increase in Noise: The reduced friction and improved performance can result in increased noise levels.

**Conclusion:**

The SPI 09-808 T-Molybdenum Piston Kit offers several advantages, such as enhanced durability, improved thermal conductivity, reduced friction, lightweight design, and wide compatibility. However, it comes with some drawbacks, including a higher cost, the need for careful installation, potential clearance issues, and increased noise. Ultimately, the decision to purchase this piston kit depends on your specific application, budget, and desired performance gains.

**Recommendation:**

If you are looking for a high-performance piston upgrade for your engine, the SPI 09-808 T-Molybdenum Piston Kit is an excellent choice. It provides numerous benefits, such as increased durability and improved thermal conductivity. However, it is essential to consider the potential drawbacks, including the higher cost and the need for careful installation. Properly installed and maintained, this piston kit can lead to significant performance gains in your engine.

Details:

Reduces heat and friction, for added power longevity. Hyper eutectic Cast. Helps eliminate cold seizures, and increases durability. Draws heat through piston walls and out the bottom.

Hard anodized crowns. Machined smooth heads. Silicone aluminum alloy construction with made Teflon and molybdenum coating hard anodized crown. Photos are for reference only.

MOS 2 Coating. Actual product may differ from the item shown in photograph.

part #: 09808 prices

  • $67.96-$90.09

specifications pistondon:

  • brand: Spi
  • mpn: 09-808
  • type: Engine
  • manufacturer warranty: 1 Year Manufacturer Warranty
  • authorized dealer: Yes
  • compatibility disclaimer: Compatibility Chart Information Provided By
  • height: 3.000
  • legal disclaimer: Your Local Laws Before Purchasing.
  • photo disclaimer: For Reference Only, May Differ From Product, See Item Details.
  • vehicletype: Snow
  • upc: 191361204173

returns pistondon:

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

payments pistondon:

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

offer pistondon:

  • sold: 0
  • options: Ship-to-home
  • started: March 11, 2025
  • quantity: 5
  • availability: In Stock

seller pistondon:

  • city: Cedar Park, Texas
  • rating: 97.8%
  • # reviews: 174836

shipping pistondon:

  • service: Standard, Expedited, Overnight
  • transit: 2-6 Days
  • type: Fixed
  • cost: $0.00
  • class: Standard, Expedited, One-day

general pistondon:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
  • condition: New
type: engine, manufacturer warranty: 1 year manufacturer warranty, authorized dealer: yes, compatibility disclaimer: compatibility chart information provided by, legal disclaimer: your local laws before purchasing., photo disclaimer: for reference only, may differ from product, see item details., vehicletype: snow,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, height: 3.000, sku: 4953687356184623,

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5 offers $67.96–$90.09 USD
  • Offer #1: $68.99 price + $0.00 shipping estimate = $68.99* total. Includes: 1 piston 1 ring set 1 wrist pin and 1 circlip set. Genuine SPI Products.FREE SHIPPING
  • Offer #2: $67.96 price + $0.00 shipping estimate = $67.96* total.FREE SHIPPING
  • Offer #3: $90.09 price + $0.00 shipping estimate = $90.09* total.FREE SHIPPING
  • Offer #4: $73.55 price + $0.00 shipping estimate = $73.55* total. SP1 Reed Valve Rebuild Kit SM-07305. SPI Windshield Fastener Screw Kit SM-06015.FREE SHIPPING
  • Offer #5: $70.57 price + $0.00 shipping estimate = $70.57* total. Machined smooth headsMOS 2 Coating:Draws heat through piston walls and out the bottomReduces heat and friction, for added power and longevityHelps eliminate cold seizures, and increases durabilityHard anodized crownsHypereutectic Cast.FREE SHIPPING

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