ARP TLX-ARP250-5802-CL360A70 Stud Powerstroke Diesel Kit 661317390729 6.7L

( Brand: Arp ), ( Manufacturer Part Number: TLX-ARP250-5802-CL360A70 ), ( Item Weight: 9.1000 ), ( Fitment Type: Direct Replacement ), ( Generic Keywords 1: See Notes ), ( Intended Use: Automobiles ), ( Manufacturer Warranty: 1 Year ), ( UPC: 661317390729 )

Review ARP Ford Main Stud Kit 6.7l Powerstroke Diesel

The **ARP TLX-ARP250-5802-CL360A70** is a meticulously engineered, high-performance lift kit specifically designed for the Ford 6.7L PowerStroke diesel engine, tailored to maximize power output and reliability while maintaining structural integrity. This kit is part of ARP s advanced **TLX (Titanium Low Profile) series**, featuring a combination of **Grade 8.8 titanium bolts, precision-machined spacers, and high-strength washers** to create a robust, lightweight, and ultra-stiff assembly that eliminates critical engine flex points. The **5802** designation indicates a full **cylinder head lift kit**, engineered to address the inherent flex in the stock 6.7L PowerStroke s cylinder head and main cap assemblies, which can lead to premature wear, oil leaks, and reduced performance under heavy loads. The **CL360A70** variant includes a **customized bolt pattern** optimized for the 6.7L s specific deck height and bolt spacing, ensuring a perfect fit while allowing for precise torque control to prevent overtightening or under-torquing common pitfalls that compromise longevity. This kit is constructed from **aerospace-grade titanium**, offering an impressive strength-to-weight ratio that significantly reduces rotational mass, thereby enhancing engine responsiveness and reducing parasitic drag. The **low-profile design** minimizes interference with surrounding components, making installation straightforward while maintaining full compatibility with aftermarket upgrades such as turbochargers, intercoolers, or exhaust systems. Whether used in a high-horsepower build, a heavy-duty towing application, or a performance-focused diesel modification, the **ARP TLX-ARP250-5802-CL360A70** delivers unmatched rigidity and durability, ensuring that the 6.7L PowerStroke operates at peak efficiency under the most demanding conditions. Built to ARP s legendary standards, this kit is a must-have for enthusiasts seeking to unlock the full potential of their diesel engine while safeguarding against the stresses of aggressive power delivery.

### **Pros and Cons of buying a ARP TLX-ARP250-5802-CL360A70 for a Ford 6.7L Powerstroke Diesel (Stud Kit)**

#### **Pros**

1. **High-Quality Materials** ARP is known for using premium-grade steel and heat-treated components, ensuring durability and resistance to fatigue, especially under heavy loads.

2. **Precision Engineering** The kit is designed specifically for the 6.7L Powerstroke, meaning the bolt patterns, thread sizes, and spacing are optimized for this engine application. This reduces the risk of misalignment or improper fitment.

3. **Increased Strength & Reliability** The upgraded bolts and studs are significantly stronger than OEM parts, reducing the risk of bolt stretch, failure, or catastrophic engine damage under high torque or extreme conditions.

4. **Corrosion Resistance** ARP bolts are often coated or made from stainless steel variants, which helps prevent rust and corrosion critical for diesel engines exposed to moisture and salt.

5. **Compatibility with Aftermarket Upgrades** If you plan to add a turbo, supercharger, or forced induction, ARP s high-strength fasteners ensure the engine can handle the increased stress without compromising integrity.

6. **Warranty & Support** ARP offers a solid warranty (typically 10 years or lifetime on some parts) and excellent customer service, which is reassuring for a high-cost investment.

7. **Professional Installation Guidance** ARP provides detailed installation instructions, torque specs, and often includes gaskets or seals to ensure a proper fit.

8. **Long-Term Cost Savings** While the upfront cost is high, replacing a failed OEM bolt or stud can be far more expensive in terms of labor and potential engine damage.

---

#### **Cons**

1. **High Initial Cost** ARP kits are significantly more expensive than OEM or aftermarket alternatives, which may be a barrier for budget-conscious buyers.

2. **Installation Complexity** Replacing studs and bolts requires careful attention to torque specs, thread lubrication, and proper alignment. Improper installation can negate the benefits or even damage the engine.

3. **Not Always Necessary for Stock Engines** If you re running a stock 6.7L Powerstroke with no modifications, the stock bolts may suffice unless you re pushing extreme torque or modifying the engine.

4. **Potential Overkill for Mild Builds** For low-mileage, stock engines without forced induction, the cost-benefit ratio may not justify the upgrade unless you re planning long-term reliability or extreme modifications.

5. **Limited Availability & Lead Times** ARP parts can sometimes have long lead times, especially for specific engine applications, which may delay projects.

6. **Requires Professional Installation (Recommended)** While DIY is possible, improper torque or cross-threading can lead to failure. Many mechanics recommend professional installation for critical components like studs.

7. **Weight Consideration** ARP bolts are heavier than OEM parts, which may have a negligible but slight impact on rotating mass in high-RPM applications.

---

### **Conclusion**

- Run forced induction (turbo/supercharger).

- Modify the engine with high-torque applications.

- Extend the engine s lifespan under heavy loads.

- Avoid the risk of bolt failure, which can lead to catastrophic engine damage.

However, if your engine is **stock, low-mileage, and not subjected to extreme stress**, the cost may not be justified. In such cases, a **high-quality OEM replacement or a budget-friendly alternative** (like a reputable aftermarket brand) might suffice.

---

### **Recommendation**

- You re modifying your 6.7L with forced induction or high-torque upgrades.

- You want the absolute best in reliability and strength for critical engine components.

- You re willing to invest in long-term durability and avoid potential bolt failures.

- You have access to a professional mechanic for installation (or are experienced with precision torque work).

- Your engine is stock, low-mileage, and not subjected to extreme stress.

- You re on a tight budget and can opt for a more affordable alternative (e.g., **EBC, JE, or other high-quality aftermarket brands**).

- You re not planning any major modifications and trust your stock bolts to hold up.

- If ARP is too expensive, look for **EBC or JE stud kits**, which offer strong alternatives at a lower cost.

- Ensure you follow **proper torque specs** (ARP provides these) and use **anti-seize or thread locker** to prevent stripping.

- If installing yourself, take your time rushing can lead to mistakes.

**Final Verdict:** For serious builders and those pushing their 6.7L to its limits, **ARP is the gold standard**. For stock or lightly modified engines, weigh the cost against potential benefits before committing.

Details:

Made from the highest quality materials. Supplier Title: ARP Ford 6.7L Powerstroke Diesel Main Stud Kit. PRODUCT INFO: - ARP Ford 6.7L Powerstroke Diesel Main Stud Kit, MANUFACTURER PART NUMBER: Part Number: 250-5802, Maintenance Parts For FORD OTHER. PRODUCT INFO: - ARP Ford 6.7L Powerstroke Diesel Main Stud Kit, MANUFACTURER PART NUMBER: Part Number: 250-5802,: FEATURES Kit.

Factory Sealed - Brand new in box. Built to outperform and outlast the competition.

part #: 661317390729 price

• $518.89

specifications cranshafengin:

• for makes: Ford
• brand: Arp
• mpn: Tlx-arp250-5802-cl360a70
• item weight: 9.1000
• fitment type: Direct Replacement
• generic keywords 1: See Notes
• intended use: Automobiles
• manufacturer warranty: 1 Year
• upc: 661317390729

general cranshafengin:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

payments cranshafengin:

• wallet: Apple-pay
• other
• credit card: Diners-club

offer cranshafengin:

• quantity: 6
• started: February 8, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0

seller cranshafengin:

• city: Arlington, TX
• # reviews: 124744
• rating: 99.6%

returns cranshafengin:

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

shipping cranshafengin:

• transit: 3-6 Days
• class: Expedited
• type: Fixed
• cost: $0.00
• service: Expedited

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