FORD TRUCK XU2Z6V049DARM Cylinder Head Diesel Van 306-01442 7.3L 8-445 88-94

( Brand: Ford Truck ), ( Manufacturer Part Number: XU2Z6V049DARM ), ( Part Type: Cylinder Head ), ( Conditions Options: Xlt ), ( Genuine Oem: Yes ), ( Ipn: 306-01442 ), ( Partout Id: A-121801110 )

Review FORD TRUCK Cylinder Head 7.3l Diesel Van fits F350 E350 1988

The **Ford XU2Z6V049DARM cylinder head** is a meticulously engineered component designed specifically for the **7.3L (445 cubic inch) diesel engine** found in the **E350 Super Duty van models** produced between **1988 and 1994**. This high-performance cylinder head is a critical part of the **8V (eight-valve) inline-six diesel engine**, known for its durability and robust power delivery, particularly in heavy-duty applications like commercial vans, trucks, and off-road vehicles. Crafted from **high-grade cast iron**, the head features a **precision-machined combustion chamber** optimized for efficient fuel combustion, ensuring reliable performance under demanding conditions. The design incorporates **four intake and four exhaust valves per cylinder**, controlled by a **single overhead camshaft (SOHC)** with **hydraulic lifters**, eliminating the need for regular valve adjustments and reducing maintenance requirements. The **intake and exhaust ports** are carefully contoured to maximize airflow, enhancing engine breathing and torque output essential for towing, hauling, or long-distance driving. This cylinder head is compatible with the **E350 s fuel injection system**, including the **Bosch LP electronic fuel pump** and **mechanical fuel injectors**, delivering precise fuel delivery for optimal combustion. The **threaded spark plug holes** (though the engine is diesel, they remain present for potential modifications) and **exhaust manifold mounting points** are designed for seamless integration with the **E350 s exhaust system**, including the **turbocharged or naturally aspirated configurations** common in this era. Built to withstand the rigors of heavy-duty use, this cylinder head is a **direct replacement part**, ensuring a perfect fit with the **original engine block** and supporting components like the **valve cover, rocker arms, and pushrods**. Whether restoring a classic E350 for commercial use, off-roading, or classic car enthusiast projects, this **OEM-quality cylinder head** guarantees reliability, performance, and longevity, making it an indispensable component for maintaining or upgrading the legendary **7.3L diesel powerplant**.

### Pros and Cons of Buying a Ford 7.3L (E350 Van) Cylinder Head (Part #: XU2Z6V049DARM) for a 1988-1994 Diesel Engine

1. **Direct OEM Fitment** This is a genuine Ford part designed specifically for the 7.3L diesel engine in the E350 van (1988 1994). It ensures proper sealing, bolt pattern, and compatibility with the rest of the engine components, reducing the risk of installation issues.

2. **Reliability and Durability** Ford s original cylinder heads for this engine were built to last, especially when properly maintained. The cast iron construction is robust and less prone to warping compared to aluminum heads, which can be a concern in high-performance or modified applications.

3. **Ease of Availability** While not as common as newer parts, this cylinder head is still relatively accessible through Ford dealers, junkyards, or online marketplaces (e.g., eBay, RockAuto, or specialty diesel forums). It s a straightforward part to source compared to aftermarket alternatives that may require additional machining or modifications.

4. **Compatibility with Common Modifications** The 7.3L diesel is a popular engine for modifications, including turbocharging, fuel system upgrades, and performance tuning. The stock head can often be used as-is with these upgrades, though some may opt for aftermarket heads for better airflow or cooling.

5. **Lower Cost Compared to Aftermarket Options** While not the cheapest part, a genuine Ford cylinder head is typically more affordable than high-performance aftermarket heads (e.g., those from companies like Clevite or Eagle). This makes it a practical choice for budget-conscious buyers.

6. **Warranty Coverage (If Purchased New)** If buying directly from a Ford dealer or an authorized distributor, the part may come with a limited warranty, providing some peace of mind against manufacturing defects.

7. **Proven Performance** The 7.3L diesel is known for its longevity, and the stock cylinder head has been used successfully in thousands of vehicles over the years. Many owners report reliable operation with proper maintenance, including regular valve adjustments, timing belt replacements, and coolant system care.

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1. **Age and Wear** The 1988 1994 7.3L diesel engines were not designed with modern durability standards in mind. The cylinder heads, like the rest of the engine, are prone to wear over time, especially if the vehicle was driven hard or neglected. Common issues include:

- **Valve seat wear**: Can lead to oil burning or poor compression.

- **Exhaust port erosion**: Common in turbocharged applications due to heat and pressure.

- **Head gasket failure**: Often a symptom of overheating or poor maintenance, which can contaminate the cylinder head and require machining or replacement.

2. **Limited Aftermarket Support** While the part is available, aftermarket upgrades (e.g., high-flow heads, ported heads, or upgraded valves) are less common for this generation compared to newer diesels (e.g., 6.0L Power Stroke). This means fewer customization options if you re looking to push the engine beyond stock performance.

3. **Potential for Warping** Cast iron heads can warp over time due to overheating, poor cooling, or excessive heat buildup (common in turbocharged applications). Warping can lead to poor sealing, coolant leaks, or compression issues, requiring a machine shop to resurface the head.

4. **Maintenance Requirements** The 7.3L diesel requires diligent maintenance to keep the cylinder head and engine in good condition. This includes:

- Regular valve adjustments (every 30,000 50,000 miles).

- Timely replacement of the timing belt and water pump.

- Monitoring coolant levels and preventing overheating.

- Checking for oil leaks around the valve cover or head gasket area.

5. **Resale Value and Market Demand** The 7.3L diesel is a classic engine with a dedicated following, but it s not as sought-after as newer Ford diesels (e.g., 6.0L or 7.3L in later models). If you re considering this part for a project vehicle, ensure there s a market for the vehicle or parts afterward.

6. **Potential for Hidden Damage** If purchasing a used cylinder head, there s a risk of hidden damage such as cracks, corrosion, or internal wear. Without a thorough inspection (or machining), these issues may not be immediately apparent and could lead to premature failure.

7. **Limited Modern Compatibility** Some newer fuel systems, emissions controls, or electronic components may not integrate seamlessly with a stock 7.3L head, especially if you re considering modernizing the engine. This could require additional modifications or upgrades.

---

Buying a genuine Ford cylinder head (XU2Z6V049DARM) for a 1988 1994 7.3L diesel E350 van is a practical choice for those prioritizing reliability, ease of installation, and compatibility with the stock engine. It s a cost-effective solution for restoring or maintaining a classic diesel vehicle, especially if you re not planning extensive modifications. However, it s important to acknowledge the engine s age-related limitations, including wear, maintenance demands, and potential compatibility issues with modern upgrades.

If you re looking for a **long-term, low-maintenance solution** and are willing to invest in regular upkeep, the stock cylinder head is a solid option. If you re planning **high-performance modifications** (e.g., aggressive turbocharging, forced induction, or extensive porting), you may need to consider aftermarket heads or machining the stock head to improve airflow and cooling.

---

- Purchase a **new or high-quality used cylinder head** from a reputable source (e.g., Ford dealer, trusted junkyard, or a seller with a proven track record).

- Inspect the head for **warping, cracks, or excessive wear** before installation. If in doubt, have a machine shop check it.

- Pair it with a **new head gasket, valve seals, and timing belt** to ensure a fresh build.

- Follow a **strict maintenance schedule** to prevent future issues.

- Consider **aftermarket cylinder heads** (e.g., from companies like Clevite or Eagle) if you re pushing the engine beyond stock power levels. These heads are often ported for better airflow and may include upgraded valves or seats.

- If using the stock head, **machine it for porting and valve seat replacement** to improve performance and longevity.

- Invest in **upgraded cooling** (e.g., larger radiator, upgraded water pump) to prevent overheating, which is critical for cast iron heads under stress.

- Avoid heads with **visible cracks, excessive corrosion, or uneven surfaces**. A magnetic particle inspection or dye penetrant test can help detect hidden cracks.

- Check for **proper valve seat condition** worn seats can lead to oil burning or misfires.

- Ensure the **bolt pattern and studs** are intact; stripped or damaged studs can ruin the head during installation.

- Combine the stock head with **modern upgrades** where feasible (e.g., electronic fuel injection, upgraded injectors, or a turbocharger with proper intercooling).

- Consider **alternative cylinder heads** from later-model 7.3L engines (e.g., 1995 models) if you re open to mixing parts, as they may offer slight improvements in design.

Ultimately, the stock Ford cylinder head is a **safe and proven choice** for classic diesel enthusiasts who value authenticity and simplicity. However, its limitations should be weighed against your goals whether that s a reliable daily driver, a project vehicle, or a high-performance build. If you re unsure, consult with a **diesel specialist or machine shop** to assess the best approach for your specific needs.

Details:

A business/commercial delivery address is required for the stated shipping price. Specific item information and warranty is posted on the listing. Lift gate Fees range from $50-$100. Most carriers do not allow hand unloading.

That is not the way this system was designed. If an RMA# is not provided there may be a delay in processing the return. Oversize charges are implemented for items over using the same formula and if its 130 an $100.00 charge is applied. A condition does not mean new or perfect it means the item is in great used.

This may vary during heavy traffic time periods and buyers would be notified of any anticipated delay. This item is used and will appear as such, metal components may have surface rust. The difficulty as you can see is placing exact charges on each listing when so many variables are present. We ask that you verify the actual condition versus what are expecting to prevent any issues later.

Gaskets are not included. This system was designed as a benchmark with certain understandings. As well charges are based on dimensional weight, not actual weight. Residential Limited Access fees range from $50-$100.

A Home-based business, or a farm, do not qualify as business/commercial address for logistical purposes. Common used part visual blemishes most likely present. Buyers must be willing to answer their calls and discuss the delivery of item with carrier. Visual flaws still may be present as the item is used.

Orders placed after 10:00 am CST cannot be guaranteed shipping that day if option applies to your listing. They are not reflective of the actual part or condition being sold. Essentially this means that the item may be in better or worse condition than stated. Please verify identification numbers, wheelbase measurements, and ID codes.

A telephone number is required. We prefer it, its faster and it provides a written record for your protection ours.

part #: xu2z6v049darm prices

• $78.29-$349.41

specifications cylinderheapar:

• for models: F350, E350
• for makes: Ford
• for years: 1988
• brand: Ford Truck
• mpn: Xu2z6v049darm
• part type: Cylinder Head
• conditions options: Xlt
• genuine oem: Yes
• ipn: 306-01442
• partout id: A-121801110

shipping cylinderheapar:

• transit: 2-6 Days
• carrier: FedEx
• type: Calculated
• cost: $103.92
• class: Standard
• service: FedEx Ground / FedEx Home Delivery

seller cylinderheapar:

• # reviews: 9980
• city: Arena, Wisconsin
• rating: 99.8%

offer cylinderheapar:

• quantity: 1
• best offers: True
• availability: In Stock
• started: April 7, 2026
• sold: 0
• options: Ship-to-home

returns cylinderheapar:

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

general cylinderheapar:

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

payments cylinderheapar:

• other
• credit card: Discover
• wallet: Apple-pay

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