SKU: 156-4101 | UPC: 672036004460
ARP Cylinder Head Stud Kit for Ford 4.6L & 5.4L 2V/4V 1996-2008 Mustang F-150 Expedition
ARP Pro Series cylinder head stud kit 156-4101 secures cylinder heads on Ford Modular 4.6L and 5.4L 2V/4V engines in vehicles like 1996-2004 Mustang 1997-2008 F-150 and 1997-2004 Expedition. These studs deliver 190000 PSI tensile strength from 8740 chrome moly for reliable clamping in high-horsepower applications. Professional engine builders select this kit for consistent performance in racing and street builds.
Key Features
- 8740 Chrome Moly Material: Heat-treated to 190000 PSI tensile strength for durability under extreme cylinder pressures
- Centerless Ground: Ensures concentric precision so heads and gaskets align perfectly without binding
- Post-Heat-Treat Thread Rolling: Provides 2000% higher fatigue resistance compared to pre-heat-treat threading
- Undercut Stud Design: Equalizes stretch on shorter studs for uniform clamping force and gasket sealing
- Black Oxide Finish USA Made: Resists corrosion protects threads and stamped ARP for authenticity
Product Notes
- Use ARP thread cleaner and Ultra-Torque lubricant for proper installation torque
- Torque studs in sequence to ARP specifications for even head gasket compression
- Ships in protective ARP packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Chase cylinder block threads with ARP thread chaser before install
- Compatible with MLS head gaskets and stock or performance heads
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1996-2004 | Ford | Mustang | 4.6L 2V/4V GT Cobra |
| 1997-2008 | Ford | F-150 | 4.6L/5.4L 2V |
| 1997-2004 | Ford | Expedition | 4.6L/5.4L 2V |
| 1999-2004 | Ford | F-150 | SVT Lightning 5.4L |
| 1998-2002 | Lincoln | Navigator | 5.4L 2V |
| 2003-2005 | Ford | Expedition | 5.4L 4V |
| 1999-2001 | Mercury | Grand Marquis | 4.6L 2V |
Why Choose ARP?
- Chosen by top engine builders for all competition engines
- Exclusive heat treatment process for maximum strength
- Exact tolerances for seamless head installation
Frequently Asked Questions
- Q: Does this kit fit 1996-2004 Ford Mustang 4.6L 2V GT engines?
A: Yes ARP 156-4101 fits all Ford Modular 4.6L 2V/4V and 5.4L Romeo blocks in Mustang GT Cobra F-150 and similar 1996-2008 models - Q: What material and strength rating does it have?
A: Constructed from 8740 chrome moly alloy heat-treated to 190000 PSI with black oxide finish for corrosion resistance - Q: What is the warranty and installation torque?
A: ARP offers defect warranty follow provided torque specs starting at 70 ft-lbs ramping to 110 ft-lbs use ARP lube
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure ARP box 12 x 8 x 3 inches
- Weight: 4.8 lbs





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