1. Motorcycle Engine Bearings For Sale
  2. sku: 11787468423869713
  3. FEULING MN/CYW4

FEULING MN-CYW4 Camshaft Inner Bearing Ultra MN/CYW4

fits model: Flhtk, Sp. make: Harley, Davidson. year: 2015–2016.

Cyw4 Feuling Mn/cyw4 Camshaft Inner Bearing For 2015-2016 Harley Davidson Flhtk Ultra Sp

( Brand: Feuling ), ( Manufacturer Part Number: MN/CYW4 ), ( Type: Camshaft Inner Bearing ), ( Compatible Year: 2016 2015 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Flhtk Ultra Limited ), ( Bundle Description: 1 Pc Genuine Feuling Camshaft Inner Bearing ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review FEULING Mn/cyw4 Camshaft Inner Bearing Harley Davidson Ultra fits FLHTK SP 2015–2016

The **Feuling MN/CYW4 Camshaft Inner Bearing** is a precision-engineered, high-performance replacement bearing designed specifically for the **2015 2016 Harley-Davidson FLHTK Ultra SP**, ensuring optimal camshaft support and longevity under the demanding conditions of heavy-duty cruising and long-distance riding. Crafted from **high-grade, heat-treated steel** with a **bushings-in-place (BIP) design**, this bearing is engineered to minimize friction, reduce wear, and maintain perfect alignment within the camshaft housing, preventing premature failure and maintaining the engine s peak performance. The **MN/CYW4 designation** corresponds directly to the OEM specification for the Ultra SP s **Evo Camshaft Drive System**, guaranteeing an exact fit with the factory camshaft and harmonic balancer assembly, eliminating the risk of clearance issues or binding that can occur with aftermarket alternatives. Unlike standard bearings, this component is **pre-lubricated with a high-temperature, anti-seize compound** to resist corrosion, galling, and seizing critical for riders who push their bikes through extreme heat cycles or high-mileage applications. The **tight manufacturing tolerances** ensure a snug yet smooth fit, reducing lateral play and vibration while supporting the camshaft s rotational stability, which is essential for maintaining proper valve timing and engine efficiency. Whether you re restoring an original Ultra SP or upgrading an existing build, this bearing is a **direct OEM replacement** that restores factory reliability, extends component life, and helps preserve the engine s power delivery and smoothness key factors for the legendary torque and throttle response Harley-Davidson riders expect. Built to withstand the stresses of continuous cruising, high-RPM spirited riding, and the occasional aggressive launch, this bearing is a **must-have upgrade** for anyone seeking to maintain or enhance the durability and performance of their FLHTK Ultra SP s camshaft drive system.

**Pros and Cons of Buying a Fueling MN/CYW4 Camshaft Inner Bearing for a 2015-2016 Harley-Davidson FLHTK Ultra SP**

### **Pros**

1. **OEM Quality and Compatibility** Fueling Manufacturing (MN/CYW4) produces aftermarket parts designed to meet or exceed OEM specifications for Harley-Davidson engines. These bearings are engineered to fit the Twin Cam 96 (TC96) found in the FLHTK Ultra SP, ensuring proper clearance and performance.

2. **Improved Durability and Longevity** High-quality inner bearings reduce friction and wear on the camshaft, potentially extending the life of the camshaft itself and other internal components. This can be particularly beneficial for high-mileage or heavily modified engines.

3. **Reduced Noise and Smooth Operation** Worn or damaged bearings can cause excessive noise, vibration, or even catastrophic failure. Replacing them with fresh Fueling bearings can restore smooth camshaft operation, reducing rattles and improving overall engine quietness.

4. **Preventative Maintenance** If your camshaft bearings are showing signs of wear (e.g., oil leaks, unusual noise, or visible pitting), replacing them proactively can prevent more costly damage, such as camshaft failure or bearing shell collapse.

5. **Ease of Installation** Fueling bearings are designed for straightforward installation, especially if you have some mechanical experience. They come with proper press-fit dimensions and often include installation tools or guides.

6. **Warranty and Support** Reputable suppliers like Fueling offer warranties on their bearings, providing peace of mind in case of defects. Additionally, their technical support can assist with installation questions or concerns.

7. **Cost-Effective Upgrade** Compared to full camshaft replacement or engine rebuilds, inner bearings are relatively inexpensive. Replacing them is a minor but impactful maintenance task that can save thousands in long-term engine damage.

8. **Compatibility with Modifications** If you ve modified your engine (e.g., increased compression, forced induction, or high-performance cams), upgraded bearings can handle the additional stress without compromising reliability.

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### **Cons**

1. **Cost Relative to OEM** While still affordable, aftermarket bearings like Fueling s are slightly more expensive than generic or no-name alternatives. However, the trade-off is better quality and longevity.

2. **Installation Complexity** Replacing camshaft bearings requires removing the cylinder head, camshaft, and related components. This is a labor-intensive job that may require professional help if you lack experience with Harley-Davidson engine work.

3. **Risk of Improper Installation** If not installed correctly (e.g., incorrect press-fit, improper seating, or cross-threading), bearings can fail prematurely or cause camshaft damage. This risk underscores the importance of following manufacturer guidelines or seeking professional assistance.

4. **Potential for Counterfeit Parts** Purchasing from untrusted sellers (e.g., third-party marketplaces without authentication) could result in counterfeit or substandard bearings. Always buy from authorized dealers or reputable Harley-Davidson parts suppliers.

5. **Limited Lifespan with Poor Maintenance** Even high-quality bearings will degrade over time, especially if the engine is subjected to poor oil quality, lack of oil changes, or extreme operating conditions (e.g., high RPMs, overheating, or dry starts).

6. **May Not Solve Underlying Issues** If the camshaft itself is worn, bent, or damaged, replacing just the bearings won t fix the problem. A full camshaft inspection or replacement may be necessary alongside the bearing upgrade.

7. **Time-Consuming Process** The job requires disassembly of the upper engine, which can take several hours, especially for a first-time DIYer. This downtime means your bike will be out of commission for an extended period.

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### **Ending Conclusion**

Replacing the camshaft inner bearings on your 2015-2016 Harley-Davidson FLHTK Ultra SP with Fueling MN/CYW4 bearings is a **highly recommended preventative maintenance task** if you re experiencing symptoms of bearing wear (e.g., noise, oil leaks, or reduced performance). The benefits improved reliability, smoother operation, and extended engine life far outweigh the minor drawbacks, provided the installation is done correctly.

For most riders, the **cost of the bearings is negligible compared to the potential cost of camshaft failure or engine damage**. If you re comfortable with intermediate mechanical work, this is a manageable DIY project. However, if you lack experience or confidence in engine disassembly, consulting a Harley-Davidson dealer or a trusted mechanic is wise to ensure proper installation.

**Final Recommendation:**

- **Buy the Fueling MN/CYW4 camshaft inner bearings** if you re addressing known wear or as part of a routine maintenance schedule.

- **Purchase from an authorized dealer or reputable supplier** to avoid counterfeit parts.

- **Follow the manufacturer s installation instructions carefully** or seek professional help to ensure a proper fit.

- **Combine this with a full camshaft inspection** to confirm there are no underlying issues with the camshaft itself.

- **Consider a full camshaft rebuild kit** if your bearings are part of a larger overhaul, as this may include additional components like seals, oil passages, or camshaft lobes.

In summary, upgrading to Fueling bearings is a **smart, cost-effective investment** in the longevity and performance of your FLHTK Ultra SP.

Details:

Feuling Camshaft Inner Bearing for 2015 - 2016 Harley Davidson FLHTK Ultra Sp: Status: In Stock.

part #: mncyw4 price

  • $63.54

specifications bearingmotorcycleiz:

  • for models: Flhtk, Sp
  • for makes: Harley, Davidson
  • for years: 2015-2016
  • brand: Feuling
  • mpn: Mn/cyw4
  • type: Camshaft Inner Bearing
  • compatible year: 2016 2015
  • compatible make: Harley Davidson
  • compatible model: Flhtk Ultra Limited
  • bundle description: 1 Pc Genuine Feuling Camshaft Inner Bearing
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

general bearingmotorcycleiz:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Engine Bearings
  • condition: New

seller bearingmotorcycleiz:

  • rating: 98.8%
  • # reviews: 18500
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offer bearingmotorcycleiz:

  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • sold: 0
  • started: March 7, 2026

returns bearingmotorcycleiz:

  • policy: Returns Accepted
  • time: 30 Days
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shipping bearingmotorcycleiz:

  • service: Standard
  • transit: 3-6 Days
  • cost: $0.00
  • class: Standard
  • type: Fixed
for models: flhtk, sp, for makes: harley, davidson, for years: 2015-2016, type: camshaft inner bearing, compatible year: 2016 2015, compatible make: harley davidson, compatible model: flhtk ultra limited, bundle description: 1 pc genuine feuling camshaft inner bearing, core charge: free no core charge, fitment type: direct replacement,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > engine bearings, sku: 11787468423869713,
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