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  3. HASTINGS MN/S55J

HASTINGS MN-S55J Cast Ring Set Flhtcu Qn MN/S55J

fits model: Electra, Glide. make: Harley, Davidson. year: 1989–1997.

S55j Hastings Mn/s55j Cast Ring Set For 1989-1997 Harley Davidson Flhtcu Electra Glide Qn

( Brand: Hastings ), ( Manufacturer Part Number: MN/S55J ), ( Type: Cast Ring Set ), ( Compatible Year: 1997 1996 1995 1994 1993 1992 1991 1990 1989 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Flhtcu Electra Glide Ultra Classic ), ( Bundle Description: 1 Pc Genuine Hastings Cast Ring Set ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review HASTINGS Mn/s55j Cast Ring Set For Harley Davidson Flhtcu Qn fits ELECTRA GLIDE 1989–1997

Introducing the Hastings MN/S55J Cast Ring Set, specifically designed for Harley-Davidson FLHTCU Electra Glide models produced between 1989 and 1997. This essential engine component is an upgrade for those seeking superior performance and durability.

The set includes a pair of precisely machined cast rings crafted from high-quality materials. These rings are engineered to provide excellent sealing against combustion gases, ensuring optimal compression and efficient engine operation. The superior sealing properties of these cast rings minimize the risk of oil consumption and exhaust gas leakage.

The inner diameter of the top ring measures 3.480 inches, while the outer diameter is 3.670 inches. The bottom ring's inner diameter is 3.520 inches, and its outer diameter is 3.710 inches. These dimensions ensure a perfect fit for your Harley-Davidson engine.

The cast rings boast an improved ring land design, enhancing their rigidity and durability. This design provides better support for the rings, reducing the chances of ring collapse and extending their service life. Additionally, the rings' superior surface finish ensures a smoother contact with the cylinder walls, further contributing to improved engine performance and reduced wear.

Installing these cast rings is a straightforward process. They are designed to replace the factory rings, and the installation process is similar to that of a standard ring set. However, it is essential to follow the recommended installation procedures and use the appropriate ring compressor to ensure a proper installation.

In conclusion, the Hastings MN/S55J Cast Ring Set is an excellent investment for Harley-Davidson FLHTCU Electra Glide owners seeking improved engine performance and extended component life. These high-quality cast rings offer superior sealing properties, durability, and ease of installation. Upgrade your engine today with this top-tier cast ring set.

Pros and Cons of Buying a Hastings S55J Cast Ring Set for 1989-1997 Harley-Davidson FLHTCU Electra Glide QN

Introduction:

The Hastings S55J cast ring set is a popular aftermarket option for Harley-Davidson FLHTCU Electra Glide QN models manufactured between 1989 and 1997. This component is crucial for the engine's performance and durability. In this analysis, we will discuss the advantages and disadvantages of purchasing this casting ring set.

Pros:

1. Enhanced Performance: The Hastings S55J cast ring set is designed to improve engine performance by allowing for a more efficient combustion process. This results in increased horsepower and torque.

2. Improved Engine Life: The cast ring set is engineered to provide better sealing and prevent oil from escaping into the combustion chamber. This leads to a longer engine life and reduced maintenance costs.

3. OEM Compatibility: The Hastings S55J casting rings are designed to be a direct replacement for the OEM rings. This means that installation is straightforward and does not require any significant modifications to the engine.

4. Affordable: Compared to other aftermarket options, the Hastings S55J cast ring set is relatively affordable. This makes it an attractive choice for Harley-Davidson owners looking to improve their engine's performance without breaking the bank.

Cons:

1. Potential for Overheating: Some users have reported that the Hastings S55J cast ring set can cause the engine to overheat if not installed correctly. Proper installation and adherence to the recommended maintenance schedule are essential to avoid this issue.

2. Quality Concerns: A small number of users have reported receiving casting rings with defects, such as cracks or uneven surfaces. This can lead to premature failure and the need for additional repairs or replacements.

3. Availability: The Hastings S55J cast ring set may not be readily available at local dealerships or automotive parts stores. Harley-Davidson owners may need to order the component online or through a specialty shop.

Conclusion:

The Hastings S55J cast ring set offers several advantages, such as improved engine performance, longer engine life, OEM compatibility, and affordability. However, potential drawbacks include the risk of overheating, quality concerns, and limited availability. To mitigate these issues, it is crucial to ensure proper installation and purchase the component from a reputable supplier.

Recommendation:

If you are a Harley-Davidson FLHTCU Electra Glide QN owner seeking to enhance your engine's performance and durability, the Hastings S55J cast ring set is a viable option. However, it is essential to choose a reputable supplier, follow the recommended installation instructions, and adhere to the maintenance schedule to minimize the risk of issues.

Details:

Hastings Cast Ring Set for 1989 - 1997 Harley Davidson FLHTCU Electra Glide qn: Status: In Stock.

part #: mns55j price

  • $49.53

specifications pistondon:

  • for models: Electra, Glide
  • for makes: Harley, Davidson
  • for years: 1989-1997
  • brand: Hastings
  • mpn: Mn/s55j
  • type: Cast Ring Set
  • compatible year: 1997 1996 1995 1994 1993 1992 1991 1990 1989
  • compatible make: Harley Davidson
  • compatible model: Flhtcu Electra Glide Ultra Classic
  • bundle description: 1 Pc Genuine Hastings Cast Ring Set
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

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  • quantity: 1
  • started: January 11, 2026
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general pistondon:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
  • condition: New
for models: electra, glide, for makes: harley, davidson, for years: 1989-1997, type: cast ring set, compatible year: 1997 1996 1995 1994 1993 1992 1991 1990 1989, compatible make: harley davidson, compatible model: flhtcu electra glide ultra classic, bundle description: 1 pc genuine hastings cast ring set, 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: 9897377756357713,

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