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  3. TCM 22355-22354

TCM 22355-22354 Oil Pump Gear Set O-300 C-75 C-85 C-90. O-200

fits model: Continental.

22355-22354 Tcm Continental O-300 Oil Pump Gear Set C-75 C-85 C-90. O-200

( Brand: Tcm ), ( Manufacturer Part Number: 22355-22354 ), ( Part Type: Oil Pump Gear ), ( Warranty: 30 Day ), ( Country Of Origin: United States )

Review TCM Oil Pump Gear Set C-75 C-85 C-90. fits CONTINENTAL

The **Continental TCM 22355-22354 O-300 Oil Pump Gear Set** is a precision-engineered component designed specifically for high-performance diesel engines, including the robust **C-75, C-85, C-90, and O-200** series from Cummins, as well as other compatible heavy-duty applications. This gear set serves as the critical heart of the oil circulation system, ensuring efficient lubrication, cooling, and pressure regulation within the engine s internal components. Crafted from high-grade **alloy steel**, the gears are heat-treated and case-hardened to withstand extreme operating conditions, including high temperatures, heavy loads, and prolonged use in demanding environments such as marine, industrial, or off-road applications. The meticulously machined teeth feature optimized profiles for smooth engagement, minimizing wear and reducing noise while maintaining consistent oil flow even under peak engine stress. The design incorporates a **precision-ground bearing surface** and a robust shaft assembly, which enhances durability and extends the lifespan of the pump, reducing the likelihood of premature failure. This gear set is particularly well-suited for engines requiring reliable oil circulation to prevent excessive friction, overheating, and wear on critical parts like bearings, camshafts, and turbochargers. Whether installed in a fleet vehicle, heavy-duty truck, or specialized industrial machinery, the Continental O-300 gear set delivers dependable performance, making it an essential replacement part for maintaining optimal engine health and efficiency. Its compatibility with a range of Cummins models ensures seamless integration, while its robust construction guarantees long-term reliability in the most challenging operating conditions.

### **Pros and Cons of buying a Continental TCM 22355-22354 O-300 Oil Pump Gear Set (C-75, C-85, C-90, O-200)**

#### **Pros:**

1. **Compatibility and Fitment**

The Continental TCM 22355-22354 gear set is specifically designed for the O-300 engine family, including the C-75, C-85, C-90, and O-200 variants. This ensures a precise fit, reducing the risk of installation issues or misalignment that could lead to premature wear or failure.

2. **OEM Quality and Reliability**

Continental is a well-known manufacturer of aviation and industrial components, and this gear set is built to meet strict engineering standards. The materials and machining are likely to be of high quality, offering durability and consistent performance.

3. **Performance Optimization**

The oil pump gear set plays a critical role in lubricating the engine, reducing friction, and preventing overheating. A properly functioning gear set ensures optimal oil flow, which can extend the life of the engine and improve overall efficiency.

4. **Ease of Installation**

Since this is a direct replacement part, it should be relatively straightforward to install, assuming the necessary tools and technical knowledge are available. Continental often provides installation instructions or diagrams to assist with the process.

5. **Cost-Effective Replacement**

Compared to overhauling or replacing an entire oil pump assembly, purchasing just the gear set can be a cost-effective solution. This is particularly beneficial if the rest of the pump is still in good condition.

6. **Availability of Support**

Continental has a strong aftermarket presence, meaning you can likely find technical support, replacement parts, or additional guidance if needed. This can be helpful in troubleshooting or confirming compatibility before purchase.

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#### **Cons:**

1. **Limited Availability and Lead Times**

Specialty aviation parts, especially those for older or less common engine models, may not be readily available in stock. You might need to order from a distributor, which could result in longer lead times before receiving the part.

2. **Cost Relative to New Engines**

While the gear set itself is a relatively inexpensive component, the labor cost to replace it especially in an older or high-hour engine can be significant. If the engine is already showing signs of wear, it may be more economical to consider a full overhaul or replacement.

3. **Potential for Counterfeit or Mismatched Parts**

The aviation market has a risk of counterfeit parts, particularly for older or discontinued components. Ensuring you purchase directly from an authorized distributor or a reputable dealer is crucial to avoid receiving a substandard or incompatible part.

4. **Skill and Experience Required for Installation**

Improper installation of the gear set such as incorrect alignment, torque specifications, or sealing can lead to leaks, reduced performance, or even catastrophic failure. This requires technical expertise, which may not be available in-house for all operators.

5. **Warranty and Return Limitations**

Continental s warranty terms for aftermarket parts may be limited or void if the part is installed incorrectly or if the engine has been previously modified. Always review warranty conditions before purchasing.

6. **Compatibility with Modified or Aftermarket Engines**

If your engine has been modified (e.g., with different oil pump drives, altered crankshafts, or aftermarket components), the stock gear set may not function as intended. Custom or upgraded gear sets may be necessary in such cases.

---

### **Conclusion**

The Continental TCM 22355-22354 oil pump gear set is a high-quality, direct-replacement part ideal for maintaining or restoring the performance of O-300 engines (C-75, C-85, C-90, O-200). Its precision engineering and compatibility make it a reliable choice for operators seeking to avoid a full pump replacement. However, the potential challenges such as lead times, installation complexity, and the risk of counterfeit parts must be carefully considered.

For operators with limited technical resources or those dealing with high-hour engines, consulting an aviation mechanic or engine specialist before purchasing is advisable. If the engine is already exhibiting oil pump-related issues (e.g., low oil pressure, leaks, or unusual noise), a thorough inspection of the entire pump assembly may be warranted to determine whether the gear set alone is sufficient or if further repairs are needed.

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### **Recommendation**

- **Purchase from an Authorized Distributor:** Buy directly from Continental or a reputable aviation parts dealer to ensure authenticity and warranty coverage.

- **Verify Engine Compatibility:** Confirm that your specific engine variant (e.g., C-75 vs. O-200) requires this exact gear set, as minor differences in oil pump designs may exist.

- **Consider Professional Installation:** If you lack experience with engine overhauls, have a certified mechanic perform the installation to avoid costly mistakes.

- **Evaluate Engine Condition:** If the oil pump or related components (e.g., seals, bearings) show significant wear, weigh the cost of replacing just the gear set against a full pump overhaul or engine rebuild.

- **Check for Aftermarket Alternatives:** If Continental parts are unavailable or prohibitively expensive, explore high-quality aftermarket options (e.g., from Lycoming or other trusted manufacturers) that may offer similar performance.

Ultimately, this gear set is a sound investment for operators prioritizing reliability and longevity in their O-300 engines, provided due diligence is taken in sourcing and installation.

Details:

O-200 TCM Continental O-300 Oil Pump Gear Set C-75, C-85, C-90.

part #: 2235522354 prices

  • $49.00-$288.00

specifications engineaviatio:

  • for models: Continental
  • brand: Tcm
  • mpn: 22355-22354
  • part type: Oil Pump Gear
  • warranty: 30 Day
  • country of origin: United States

general engineaviatio:

  • condition: Used
  • Aviation Parts Accessories > Engines > Engine Components

offer engineaviatio:

  • sold: 0
  • options: Ship-to-home
  • started: March 16, 2026
  • best offers: True
  • quantity: 1
  • availability: In Stock

payments engineaviatio:

  • other
  • wallet: Paypal
  • credit card: Discover

returns engineaviatio:

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

seller engineaviatio:

  • rating: 100.0%
  • # reviews: 4224
  • city: Clearwater, Florida

shipping engineaviatio:

  • carrier: UPS
  • transit: 3-7 Days
  • class: Standard
  • cost: $14.75
  • service: UPS Ground
  • type: Fixed
for models: continental, part type: oil pump gear, warranty: 30 day, country of origin: united states,
category: auto parts > aviation parts accessories > engines > engine components, sku: 8357223537014752,
Tcm 22355-22354 Is Similar To:
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5 offers $49.00–$288.00 USD
  • Used. Offer #1 priced at $49.00 + $9.78 shipping estimate = $58.78* total. +$9.78 shipping
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