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SKU: 250-4206 | UPC: 672036044091
ARP Head Stud Kit for 2003-2007 Ford 6.0L Power Stroke - Inner Row M8 Head Bolts
ARP 250-4206 head stud kit replaces the inner row M8 OEM torque-to-yield head bolts on 2003-2007 Ford Super Duty trucks and Excursions with 6.0L Power Stroke diesel engines. These high-strength studs provide secure clamping force to prevent head gasket failures during stock or modified operation with increased boost and power. Engineered for repeated use unlike single-use factory bolts this kit ensures engine integrity in demanding diesel applications.
Key Features
- 8740 Chrome Moly Construction: Forged steel with 200000 psi tensile strength handles extreme cylinder pressures from tuning and turbo upgrades
- Black Oxide Finish: Protects against corrosion and galling for durability in harsh engine environments
- Precision Machined M8x1.25 Threads: Matches factory specs for direct replacement with accurate torque application
- Includes Studs Washers and Nuts: Complete kit with hardened parallel ground washers and 12-point nuts for even load distribution
- Made in USA: ARP quality standards from domestic manufacturing ensure consistent performance
Product Notes
- Inner row only requires separate ARP 250-4205 kit for outer row M10 bolts on 6.0L heads
- Pair with ARP head gasket and MLS gaskets for boosted builds over 40 psi
- Kit weighs 4.1 lbs ships in 12 x 8 x 3 inch box
Installation Notes
- Professional installation recommended.
- Use ARP Ultra-Torque assembly lubricant on threads and under nut faces for precise torque values
- Torque in sequence to ARP specs 70 ft-lbs + 90 degrees compatible with stock or ported heads
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2007 | Ford | F-250 Super Duty | 6.0L V8 Diesel |
| 2003-2007 | Ford | F-350 Super Duty | 6.0L V8 Diesel |
| 2003-2007 | Ford | F-450 Super Duty | 6.0L V8 Diesel |
| 2004-2007 | Ford | F-550 Super Duty | 6.0L V8 Diesel |
| 2003-2005 | Ford | Excursion | 6.0L V8 Diesel |
Why Choose ARP?
- Decades of leadership in high-performance fasteners for diesel racing
- Strength tested beyond OEM limits for modified engines
- Precision engineering prevents stretching or failure under load
Frequently Asked Questions
-
Q: Will this kit fit all 2003-2007 Ford 6.0L Power Stroke engines?
A: Yes it directly replaces inner row M8 factory bolts on F-Series Super Duty and Excursion 6.0L diesel models -
Q: What is the material and strength rating?
A: Forged 8740 chromoly steel with 200000 psi tensile strength and black oxide finish for corrosion resistance -
Q: What warranty applies and are ARP studs reusable?
A: Limited lifetime warranty against failure studs are fully reusable after disassembly unlike OEM TTY bolts
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure foam-packed box 12 x 8 x 3 inches
- Weight: 4.1 lbs
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