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SKU: 256-5802 | UPC: 672036049102
ARP Main Stud Kit for Ford 6.2L Boss V8 F-150 Raptor 2010-14 Super Duty 2011-16
ARP main stud kit 256-5802 secures the crankshaft main caps in Ford 6.2L Boss V8 engines found in 2010-2014 F-150 SVT Raptor and 2011-2016 F-250 through F-550 Super Duty trucks. This kit eliminates main cap walk and fretting while safeguarding engine block threads from damage during high-horsepower builds. Each set includes everything needed for reliable bottom-end fastening in demanding applications.
Key Features
- Eliminates Main Cap Walk: Locks caps in place to maintain precise alignment under extreme loads and boost power handling.
- Prevents Fretting: Reduces wear between caps and block for longer engine life in performance and towing setups.
- Protects Block Threads: Stud design distributes stress evenly to avoid thread stripping in aluminum blocks.
- 8740 Chrome Moly Steel: Heat-treated in-house to 190000 PSI tensile strength for unmatched durability.
- Precision J-Form Threads: Rolled after heat treatment for threads 2000% stronger than off-the-shelf fasteners.
Product Notes
- Complete kit includes hardened parallel-ground washers and 12-point nuts for accurate torque.
- Provisions for windage trays on select applications with standoff studs and serrated lock nuts.
- Packaged for protection during shipping with no loose parts.
Installation Notes
- Professional installation recommended.
- Clean block threads thoroughly and use ARP Ultra-Torque lubricant for proper preload.
- Torque studs to ARP specifications in sequence starting from center outward.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2010-2014 | Ford | F-150 | SVT Raptor 6.2L V8 |
| 2011-2016 | Ford | F-250 Super Duty | All 6.2L V8 |
| 2011-2016 | Ford | F-350 Super Duty | All 6.2L V8 |
| 2011-2016 | Ford | F-450 Super Duty | All 6.2L V8 |
| 2011-2016 | Ford | F-550 Super Duty | All 6.2L V8 |
Why Choose ARP?
- Proven in NHRA Top Fuel and Pro Stock racing for decades.
- In-house manufacturing ensures consistent quality control.
- Precision rolling and heat treatment deliver fasteners built for high-RPM reliability.
Frequently Asked Questions
-
Q: Which Ford 6.2L engines does this kit fit?
A: Fits 2010-2014 F-150 SVT Raptor and 2011-2016 F-250 F-350 F-450 F-550 Super Duty with 6.2L Boss V8 gas engines. -
Q: What material are the studs made from?
A: 8740 chrome moly steel heat-treated to 190000 PSI with rolled J-form threads for maximum strength. -
Q: What is the ARP warranty?
A: Covered against manufacturing defects when installed and torqued per ARP instructions.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure ARP box 7.5 x 6.5 x 2 inches
- Weight: 2.65 lbs
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