1. Pistons, Rings & Piston Kits Products
  2. sku: 12789733293704813
  3. KB PERFORMANCE MN/EAM0

KB PERFORMANCE MN-EAM0 Cast Piston Set Hydra Engine Ud MN/EAM0 For

fits model: Flh, Glide. make: Harley, Davidson. year: 1955–1957.

Eam0 Kb Performance Mn/eam0 Cast Piston Set For 1955-1957 Harley Davidson Flh Hydra-glide - Engine Ud

( Brand: Kb Performance ), ( Manufacturer Part Number: MN/EAM0 ), ( Type: Cast Piston Sets ), ( Compatible Year: 1957 1956 1955 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Flh Hydra-glide ), ( Bundle Description: 1 Pc Genuine Kb Cast Piston Sets ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review KB PERFORMANCE Mn/eam0 Cast Piston Set For Harley Davidson Hydra glide Engine Ud fits GLIDE FLH 1955–1957

Introducing the KB Performance MN/EAM0 Cast Piston Set, specifically designed for Harley-Davidson FLH Hydra-Glide engines manufactured between 1955 and 1957. This piston set is an excellent choice for riders seeking superior performance, durability, and reliability.

The MN/EAM0 Cast Piston Set is engineered using high-quality, forged pistons. These pistons are meticulously crafted to provide an ideal balance between strength and weight, ensuring optimal engine performance. Each piston undergoes a rigorous manufacturing process, which includes precise machining and meticulous inspection to ensure a perfect fit and finish.

These pistons feature a dished top design, which provides increased combustion chamber volume. This results in improved engine breathing and enhanced power output. Additionally, the pistons boast a low-friction, machined skirt, which reduces internal engine friction and contributes to improved fuel efficiency.

Moreover, the pistons are designed with a cooler-running, skirt-cooling oil gallery. This feature helps dissipate heat more effectively, ensuring that the pistons remain at optimal operating temperatures, even during prolonged periods of heavy riding.

The KB Performance MN/EAM0 Cast Piston Set also includes new, premium-grade piston rings. These rings are precision-manufactured to provide a perfect seal in the cylinder bore, ensuring optimal compression and preventing oil leakage. The rings are also designed to minimize friction, reducing engine wear and extending the life of the pistons.

The piston set comes with matching, high-performance, forged connecting rods, ensuring a perfect fit and optimal engine balance. These rods are designed to withstand the rigors of high-performance riding, providing unmatched strength and durability.

In conclusion, the KB Performance MN/EAM0 Cast Piston Set is an exceptional upgrade for Harley-Davidson FLH Hydra-Glide engines manufactured between 1955 and 1957. These pistons deliver superior performance, increased power output, improved fuel efficiency, and extended engine life. With their high-quality construction, precise engineering, and meticulous manufacturing, these pistons are the perfect choice for riders seeking the best possible performance from their classic Harley-Davidson engine.

Buying a KB Performance MN/EAM0 cast piston set for a 1955-1957 Harley-Davidson FLH Hydra-Glide engine comes with several pros and cons that every potential buyer should consider before making a purchase.

Pros:

1. Enhanced Performance: The KB Performance pistons are designed to provide better compression and improved engine performance, resulting in increased horsepower and torque.

2. Durability: These pistons are made of high-quality, forged aluminum, which is known for its strength and durability, ensuring long-lasting performance.

3. Improved Engine Appearance: The polished finish of the KB Performance pistons can enhance the overall appearance of the engine.

4. OEM Replacement: These pistons are direct OEM replacements, ensuring a perfect fit and easy installation.

Cons:

1. Cost: The KB Performance pistons can be more expensive than stock pistons, which may be a deterrent for some buyers.

2. Requires Engine Disassembly: Installing new pistons requires disassembling the engine, which can be a time-consuming and labor-intensive process.

3. Risk of Damage: There is always a risk of damaging other engine components during the installation process, which can result in additional repair costs.

Conclusion:

The KB Performance MN/EAM0 cast piston set for a 1955-1957 Harley-Davidson FLH Hydra-Glide engine offers several benefits, including enhanced performance, durability, and improved engine appearance. However, these benefits come with a higher cost and the need for engine disassembly, which can be time-consuming and labor-intensive. Ultimately, the decision to purchase these pistons depends on the individual's budget, time constraints, and desire for improved engine performance.

Recommendation:

If you are looking for improved engine performance and are willing to invest in high-quality components, then the KB Performance MN/EAM0 cast piston set is a worthy investment. However, if you are on a budget or are not willing to disassemble your engine, then stock pistons may be a more practical and cost-effective option.

Details:

KB Cast Piston Set for 1955-1957 Harley Davidson FLH Hydra-Glide - Engine ud: Status: In Stock. Oversize to 3.478in. Cast Piston Kit 74ci. Domed - .040in.

part #: mneam0 price

  • $349.58

specifications pistondon:

  • for models: Flh, Glide
  • for makes: Harley, Davidson
  • for years: 1955-1957
  • brand: Kb Performance
  • mpn: Mn/eam0
  • type: Cast Piston Sets
  • compatible year: 1957 1956 1955
  • compatible make: Harley Davidson
  • compatible model: Flh Hydra-glide
  • bundle description: 1 Pc Genuine Kb Cast Piston Sets
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

offer pistondon:

  • sold: 0
  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • started: June 4, 2026

payments pistondon:

  • credit card: Discover
  • wallet: Apple-pay
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general pistondon:

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

shipping pistondon:

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

seller pistondon:

  • city: Multiple warehouses
  • rating: 99.3%
  • # reviews: 23682

returns pistondon:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
for models: flh, glide, for makes: harley, davidson, for years: 1955-1957, type: cast piston sets, compatible year: 1957 1956 1955, compatible make: harley davidson, compatible model: flh hydra-glide, bundle description: 1 pc genuine kb cast piston sets, 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: 12789733293704813,

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1 offer $349.58 USD
  • Offer #1: $349.58 price + $0.00 shipping estimate = $349.58* total. Cast Piston Kit (74ci., Domed) - .040in.FREE SHIPPING

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