1. Cylinder Heads & Parts Engines Components For Sale
  2. sku: 12174302078902711
  3. FORD RFJC30

FORD Right Passenger Engine Cylinder Head 6.7L RFJC306090AA

fits model: F250, F350. make: Ford. year: 2017–2019.

Rfjc306090aa Ford Rfjc30 2017-2019 F250 F350 6.7l Right Passenger Engine Cylinder Head

( Manufacturer Part Number: RFJC30 ), ( Type: Cylinder Head ), ( Country Of Origin: United States )

Review FORD 6.7l Right Passenger Engine Cylinder Head fits F250 F350 2017–2019

The **Ford RFJC30 (2017-2019 F-250/F-350 6.7L Power Stroke Diesel Engine Right Passenger-Side Cylinder Head, Part #RFJC306090AA)** is a precision-engineered, high-performance component designed exclusively for Ford s legendary **6.7L Turbo Diesel (Power Stroke ) V8** found in the **F-250 and F-350 Super Duty** trucks from model years 2017 through 2019. This cylinder head is a critical part of the engine s combustion system, responsible for housing the intake and exhaust valves, valve springs, rocker arms, and lifters, all of which work in unison to optimize power delivery, fuel efficiency, and emissions compliance. Crafted from **high-strength cast iron**, the head is engineered to withstand the extreme pressures and temperatures generated by the **turbocharged direct-injection diesel system**, ensuring durability and reliability under heavy-duty conditions. The **right passenger-side head** features a **multi-port fuel injection (MPFI) design**, allowing for precise fuel delivery to each cylinder while maintaining the engine s **EcoBoost -inspired efficiency** a hallmark of Ford s advanced diesel technology. This component is compatible with the **7.3L (2011-2014) and 6.7L (2015-2019) Power Stroke engines**, making it a versatile upgrade or replacement option for truck owners seeking to restore performance, enhance resale value, or address wear and tear from high-mileage or towing-intensive applications. Whether used in a **heavy-haul fleet vehicle, a custom off-road build, or a daily driver requiring maximum torque and longevity**, this cylinder head is a **direct-fit, OEM-quality replacement** that adheres to Ford s stringent manufacturing standards. Its **sealed gaskets, threaded ports for fuel and coolant lines, and integrated valve cover mounting points** ensure a seamless installation, reducing the risk of leaks or misalignment that could compromise engine performance. For diesel enthusiasts and professional mechanics alike, this part represents a **critical component in maintaining the integrity of one of the most robust and capable heavy-duty engines** on the road today.

### **Pros and Cons of Buying a Ford RFJC30 (2017-2019 F-250/F-350 6.7L Right-Hand Passenger Engine Cylinder Head Part # RFJC306090AA)**

#### **Overview**

The **RFJC30** is a cylinder head for the **Ford 6.7L Power Stroke diesel engine**, specifically designed for the **right-hand passenger side** of the F-250 and F-350 models from **2017 to 2019**. This part is critical for engine performance, emissions compliance, and longevity. Below is a detailed breakdown of its advantages and drawbacks, followed by a conclusion and recommendation.

---

### **Pros**

1. **OEM Quality and Fitment**

- This is a **direct Ford replacement part**, meaning it is designed to match the original specifications exactly. It ensures proper sealing, cooling, and combustion efficiency, reducing the risk of leaks or performance issues.

- The part is **engineered for the 6.7L Power Stroke**, which is known for its durability in heavy-duty applications, so it will integrate seamlessly with the rest of the engine components.

2. **Reliability and Durability**

- The **6.7L Power Stroke** is a robust engine, and its cylinder heads are built to withstand high pressures and temperatures. A genuine Ford part ensures that the head will perform reliably under heavy loads, towing, or extended use.

- Proper cylinder head function is essential for preventing **pre-ignition, misfires, or excessive wear** on valves and seats, which are common issues in aftermarket or low-quality replacements.

3. **Emissions Compliance**

- The **2017-2019 6.7L engines** were equipped with **DPF (Diesel Particulate Filter) and SCR (Selective Catalytic Reduction) systems** to meet emissions regulations. The cylinder head plays a role in maintaining proper exhaust flow and pressure for these systems to function correctly.

- A faulty or improperly fitted cylinder head can lead to **emissions failures**, increased fuel consumption, or even engine damage due to backpressure.

4. **Ease of Installation**

- As an **OEM part**, the RFJC30 is designed to be installed using standard Ford procedures. It comes with the necessary gaskets, bolts, and hardware required for a proper fit.

- Unlike some aftermarket parts that may require additional modifications (such as custom gaskets or machining), this part is **plug-and-play** for most mechanics with basic tools.

5. **Warranty Coverage**

- Purchasing from **Ford or an authorized dealer** ensures that the part may be covered under Ford s **limited warranty** (if applicable). This provides peace of mind in case of defects or premature failure.

- Some third-party sellers may offer warranties as well, but OEM parts generally have better long-term reliability.

6. **Prevents Long-Term Engine Damage**

- A failing cylinder head can lead to **severe engine issues**, such as:

- **Warped heads** (causing poor combustion and knocking).

- **Leaking coolant** (leading to overheating and head gasket failure).

- **Exhaust leaks** (affecting power and emissions).

- Replacing a damaged head with an OEM part **prevents these problems** and extends the engine s lifespan.

7. **Resale Value Protection**

- If you plan to sell the truck later, having **all OEM parts** (including the cylinder head) can make the vehicle more attractive to buyers who prioritize reliability and avoid potential hidden issues.

---

### **Cons**

1. **Higher Upfront Cost**

- OEM Ford parts are **more expensive** than aftermarket alternatives. The **RFJC306090AA** typically costs **$800 $1,200 **, depending on the seller and availability.

- For budget-conscious buyers, this may be a significant investment, especially if the cylinder head is not visibly damaged but is being replaced as a precaution.

2. **Limited Availability and Lead Times**

- Ford parts, especially for older models, can sometimes have **long lead times** due to demand or supply chain issues.

- Some sellers may require **pre-orders**, adding delays to the repair process.

3. **Potential for Overkill if Only Minor Issues Exist**

- If the cylinder head is **not severely damaged** (e.g., only a cracked exhaust port or minor warping), some mechanics may recommend **repairing it instead of replacing it entirely**.

- A full replacement may be unnecessary if the head can be **machined or welded** by a specialist, reducing costs.

4. **Requires Professional Installation**

- While the part is designed for easy installation, **improper handling** (e.g., overtightening bolts, incorrect gasket placement, or improper sealing) can lead to **leaks or warping**.

- This is a **labor-intensive job** that should be done by a **trusted diesel mechanic** familiar with Ford Power Stroke engines.

5. **Environmental and Cost Considerations for Disposal**

- If replacing a used cylinder head, the **old part may need to be disposed of properly**, which could involve **recycling or hazardous waste handling** (if coolant or other fluids are present).

- Some buyers may need to factor in **disposal fees** or transportation costs.

6. **Risk of Counterfeit or Low-Quality Parts**

- When purchasing from **third-party sellers (e.g., eBay, Craigslist, or non-Ford dealers)**, there is a risk of receiving **counterfeit or refurbished parts** that may not meet OEM standards.

- Always verify the **part number, authenticity, and seller reputation** to avoid receiving a substandard replacement.

---

### **Conclusion**

The **Ford RFJC30 (RFJC306090AA) cylinder head** is a **high-quality, reliable OEM replacement** for the **2017-2019 6.7L Power Stroke engine**. It is the **best choice for long-term durability, emissions compliance, and engine health**, especially if the original head is **cracked, warped, or leaking**.

However, the **higher cost and potential overkill for minor issues** make it less ideal for buyers on a tight budget or those who can opt for **repairs instead of full replacement**. Additionally, **installation must be done professionally** to avoid voiding warranties or causing further damage.

For most **heavy-duty truck owners who prioritize reliability and longevity**, this part is **worth the investment**. If cost is a major concern, **comparing quotes for repairs vs. replacement** and **verifying the seller s legitimacy** are crucial steps before purchasing.

---

### **Recommendation**

1. **If the cylinder head is damaged (cracks, leaks, warping):**

- **Buy the OEM RFJC306090AA** from a **Ford dealer or reputable online retailer** (e.g., RockAuto, PartsGeek, or a trusted diesel specialist).

- **Get a professional installation** to ensure proper sealing and torque specifications.

2. **If the cylinder head is only slightly worn or has minor issues:**

- **Consult a diesel mechanic** to assess whether **repair (machining, welding, or porting) is feasible** before committing to a full replacement.

- If repair is not possible, **proceed with the OEM part** but consider **aftermarket options (e.g., JE, Performance Diesel) if budget is tight** (though they may lack warranty coverage).

3. **If buying used or from a third party:**

- **Verify the part number and authenticity** (some sellers may mislabel parts).

- **Check for signs of damage** (cracks, corrosion, or improper machining) before purchasing.

- **Request a warranty or return policy** to mitigate risks.

4. **For long-term truck owners:**

- **Stick with OEM parts** for critical components like cylinder heads to **maximize reliability and resale value**.

- **Maintain proper engine care** (coolant changes, fuel treatments, and regular inspections) to **extend the life of the cylinder head and engine**.

**Final Verdict:** The **RFJC306090AA is the best choice for a reliable, long-lasting replacement**, but **cost and condition of the original part** should guide whether it s the most practical option. Always prioritize **quality installation and sourcing** to avoid future issues.

Details:

Parts Only: Showing excessive wear / Damage to the point that repairs modifications must be made for use. Greyhound: Items Shipped through from one Bus Station to Another. Wash hands after Handling. All electronics are tested before removed from vehicle.

All the parts are tested either before or after removal from vehicle.

part #: rfjc30 price

  • $453.60

specifications cylinderheapar:

  • for models: F250, F350
  • for makes: Ford
  • for years: 2017-2019
  • mpn: Rfjc30
  • type: Cylinder Head
  • country of origin: United States

general cylinderheapar:

  • condition: Used
  • Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads

payments cylinderheapar:

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offer cylinderheapar:

  • started: May 22, 2026
  • sold: 0
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • best offers: True

shipping cylinderheapar:

  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • cost: $80.00
  • class: Standard
  • type: Fixed
  • transit: 5-11 Days

seller cylinderheapar:

  • # reviews: 5878
  • city: West Sacramento, California
  • rating: 99.9%

returns cylinderheapar:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Buyer
for models: f250, f350, for makes: ford, for years: 2017-2019, type: cylinder head, country of origin: united states,
category: auto parts > car truck parts accessories > engines engine parts > cylinder heads, sku: 12174302078902711,
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1 offer $453.60 USD
  • Used. Offer #1 priced at $453.60 + $80.00 shipping estimate = $533.60* total. Wash hands after Handling.+$80.00 shipping

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