SKU: 150-5801 | UPC: 672036045845
ARP Main Stud Kit for 2003-2007 Ford 6.0L Power Stroke F-Series Super Duty & Excursion
This ARP main stud kit upgrades the factory main bolts in 2003-2007 Ford F-250, F-350, F-450, F-550 Super Duty pickups and chassis cabs plus Excursion models with 6.0L Power Stroke diesel engines. It prevents main cap walk and fretting while safeguarding engine block threads during high-torque operation. Kits include all necessary hardened washers, nuts, and precision studs for a direct bolt-in replacement that handles extreme power levels.
Key Features
- 8740 Chrome Moly Construction: Heat-treated in-house to 190,000 psi tensile strength for durability under high cylinder pressures in tuned 6.0L engines
- Precision J-Form Threads: Rolled after heat treatment to deliver threads 2000% stronger than off-the-shelf fasteners, reducing stretch and failure risk
- Complete Kit Contents: Includes parallel-ground hardened washers and premium nuts for secure assembly and even clamping force
- Windage Tray Compatibility: Features standoff studs with serrated lock nuts on select applications to lock trays firmly in place and control oil flow
- Black Oxide Finish: Provides corrosion resistance and a professional look inside the engine oil pan
Product Notes
- Made in USA with premium materials for consistent quality in every kit
- Designed for stock or performance engine builds including stroker kits
- Packaged securely to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Apply ARP Ultra-Torque lubricant to threads and under nut faces for accurate torque values
- Compatible with OEM main caps. torque to ARP specifications of 75 ft-lbs + 110 degrees
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2007 | Ford | F-250 Super Duty | 6.0L Power Stroke |
| 2003-2007 | Ford | F-350 Super Duty | 6.0L Power Stroke |
| 2003-2007 | Ford | F-450 Super Duty | 6.0L Power Stroke |
| 2003-2007 | Ford | F-550 Super Duty | 6.0L Power Stroke |
| 2003-2005 | Ford | Excursion | 6.0L Power Stroke |
Why Choose ARP?
- Proven in racing and heavy-duty diesel applications for decades
- Every fastener manufactured and tested in Southern California
- Engineered for extreme strength without compromising reusability
Frequently Asked Questions
- Q: Does this kit fit all 2003-2007 Ford 6.0L Power Stroke engines?
A: Yes, ARP 150-5801 is a direct fit for F-250 to F-550 Super Duty trucks and chassis cabs plus Excursion with the 6.0L diesel, covering all factory block configurations - Q: What material are the studs made from?
A: High-grade 8740 chrome moly steel heat-treated to 190,000 psi, with rolled J-form threads for superior fatigue resistance over OEM bolts - Q: What is the warranty on this main stud kit?
A: ARP provides a one-year unlimited mileage warranty against manufacturing defects when installed and torqued per instructions
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Sturdy cardboard box measuring 12″ x 8″ x 2.5″
- Weight: 4.85 lbs
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