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  3. KB PERFORMANCE MN/N9G5

KB PERFORMANCE MN-N9G5 Forged Piston Kit MN/N9G5 For

fits model: Fxdf, Fat, Bob. make: Harley, Davidson. year: 2008–2017.

N9g5 Kb Performance Mn/n9g5 Super-duty Forged Piston Kit For 2008-2017 Harley Davidson Fxdf Fat Bob - Oe

( Brand: Kb Performance ), ( Manufacturer Part Number: MN/N9G5 ), ( Type: Super-duty Forged Piston Kit ), ( Compatible Year: 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Fxdf Fat Bob ), ( Bundle Description: 1 Pc Genuine Kb Super-duty Forged Piston Kit ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review KB PERFORMANCE Mn/n9g5 Super duty Forged Piston Kit For Harley Davidson Oe fits FAT BOB FXDF 2008–2017

Introducing the KB Performance MN/N9G5 Super-Duty Forged Piston Kit for the 2008-2017 Harley-Davidson FXDF Fat Bob motorcycle. This high-performance piston kit is engineered to deliver superior strength, durability, and power to your Fat Bob.

The MN/N9G5 piston kit is manufactured using forged 2618-T6 aluminum alloy, ensuring maximum strength and rigidity. Each piston is precision machined to exacting specifications, ensuring a perfect fit and optimal engine performance. The piston crowns are designed with a dish shape to provide increased compression, resulting in more horsepower and torque.

This piston kit also includes updated ring sets, which are designed to provide better sealing and reduce friction. The top rings are made from a high-quality, low-tension material that reduces the risk of ring damage during installation. The second rings are made from a nitrided material that provides improved wear resistance and longer ring life.

The KB Performance piston kit is designed to work seamlessly with your stock Harley-Davidson engine components, making it a great choice for riders who want to increase the performance of their Fat Bob without the need for extensive engine modifications. The pistons are also coated with a protective film to prevent scuffing during installation.

Each piston kit includes eight pistons, eight piston rings, and eight piston pins. The kit also includes detailed installation instructions to make the installation process as smooth as possible.

In summary, the KB Performance MN/N9G5 Super-Duty Forged Piston Kit for the 2008-2017 Harley-Davidson FXDF Fat Bob is an excellent choice for riders who want to increase the power and performance of their motorcycle without the need for extensive engine modifications. With its forged aluminum pistons, updated ring sets, and easy installation process, this piston kit is a must-have for any serious Harley-Davidson enthusiast.

Buying a KB Performance MN/N9G5 super-duty forged piston kit for a 2008-2017 Harley Davidson FXDF Fat Bob involves considering several pros and cons. These are as follows:

Pros:

1. Enhanced Performance: Forged pistons are known for their strength and durability. They can handle higher compression ratios, leading to increased power output and improved engine performance.

2. Improved Engine Longevity: Forged pistons are less prone to failure than cast pistons. They can withstand the heat and pressure of high-performance riding, ensuring a longer engine life.

3. Customization: Upgrading to forged pistons is a popular modification among Harley Davidson enthusiasts. It allows riders to customize their bikes to suit their riding style and preferences.

4. Better Heat Dissipation: Forged pistons have a better heat transfer rate compared to cast pistons. They can dissipate heat more efficiently, which helps to maintain engine temperature and reduce the risk of engine damage.

Cons:

1. Cost: Forged piston kits can be expensive, especially compared to cast piston kits. The KB Performance MN/N9G5 kit is a high-end option, making it a significant investment for many riders.

2. Installation Complexity: Installing forged pistons requires specialized knowledge and tools. It is not a DIY project and should be done by a professional mechanic to ensure proper installation and alignment.

3. Potential Power Increase: While increased power output is generally considered a positive, it can also lead to more significant wear and tear on other engine components. It may be necessary to upgrade other parts of the engine to handle the increased power.

4. Potential Engine Noise: Forged pistons can produce more noise than cast pistons due to their construction. Some riders may find this unpleasant or distracting.

In conclusion, the decision to buy a KB Performance MN/N9G5 super-duty forged piston kit for a 2008-2017 Harley Davidson FXDF Fat Bob depends on individual priorities and preferences. If performance and engine longevity are top priorities, then the investment in forged pistons may be worthwhile. However, if cost and installation complexity are significant concerns, then a cast piston kit or other modifications may be a more suitable option. Ultimately, it's important to carefully weigh the pros and cons and consult with a professional mechanic to determine the best course of action for your specific situation.

Recommendation: Before making a decision, it's recommended to consult with a Harley Davidson mechanic or performance specialist to discuss the benefits and potential drawbacks of upgrading to forged pistons. They can provide valuable insights based on their experience and expertise, helping you make an informed decision that's best for your bike and riding style.

Details:

KB Super-Duty Forged Piston Kit for 2008 - 2017 Harley Davidson FXDF Fat Bob - oe: Status: In Stock. Super-Duty Forged Piston Kit 110ci. Standard Bore 4.00in.

part #: mnn9g5 price

  • $396.69

specifications pistondon:

  • for models: Fxdf, Fat, Bob
  • for makes: Harley, Davidson
  • for years: 2008-2017
  • brand: Kb Performance
  • mpn: Mn/n9g5
  • type: Super-duty Forged Piston Kit
  • compatible year: 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008
  • compatible make: Harley Davidson
  • compatible model: Fxdf Fat Bob
  • bundle description: 1 Pc Genuine Kb Super-duty Forged Piston Kit
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

shipping pistondon:

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

returns pistondon:

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

seller pistondon:

  • rating: 96.4%
  • city: Multiple warehouses
  • # reviews: 9720

general pistondon:

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

offer pistondon:

  • started: September 1, 2025
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

payments pistondon:

  • other
  • wallet: Google-pay
  • credit card: Diners-club
for models: fxdf, fat, bob, for makes: harley, davidson, for years: 2008-2017, type: super-duty forged piston kit, compatible year: 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008, compatible make: harley davidson, compatible model: fxdf fat bob, bundle description: 1 pc genuine kb super-duty forged piston kit, core charge: free no core charge, fitment type: direct replacement,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 8043882053551633,

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