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SKU: 156-4301 | UPC: 672036004477
ARP Cylinder Head Stud Kit for Ford 4.6L & 5.4L 2V/4V (1996-2008)
ARP 156-4301 cylinder head stud kit secures cylinder heads on Ford 4.6L and 5.4L 2V/4V Modular engines in models like 1996-2004 Mustang F-150 Expedition and Lincoln Navigator. These Pro Series studs deliver high clamping force to maintain head gasket integrity during high boost or high RPM builds. Precision construction allows heads and gaskets to align perfectly without binding.
Key Features
- Material: 8740 Chrome Moly alloy provides high strength for extreme engine loads
- Heat Treatment: Vertically racked and treated to 190,000 PSI tensile strength for uniform hardness
- Centerless Grinding: Ensures concentricity and straightness so heads seat evenly
- Post-Heat Thread Rolling: Boosts fatigue strength 2000% over pre-heat threading methods
- Undercut Design: Balances stud stretch on shorter studs for even clamping across head
Product Notes
- Includes studs 12-point nuts and hardened washers for complete assembly
- Black oxide finish resists corrosion in engine environments
- Made in USA with ARP marking on each stud for authenticity
Installation Notes
- Professional installation recommended.
- Use ARP Ultra-Torque lubricant on threads and washers for accurate torque
- Torque in sequence to ARP specs typically 65-75 ft-lbs depending on application
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1996-2004 | Ford | Mustang | 4.6L 2V/4V GT Cobra Mach 1 |
| 1997-2008 | Ford | F-150 | 4.6L 2V 5.4L 2V |
| 1997-2002 | Ford | Expedition | 4.6L 2V 5.4L 2V |
| 1998-2002 | Lincoln | Navigator | 5.4L 2V |
| 2003-2005 | Lincoln | Aviator | 4.6L 4V |
| 2002-2005 | Ford | Explorer | 4.6L 2V |
| 1999-2004 | Ford | F-250 Super Duty | 5.4L 2V |
| 1997-2004 | Ford | E-150 Econoline | 4.6L 2V 5.4L 2V |
Why Choose ARP?
- Relied on by professional engine builders for competition engines
- Premium alloys with specialized 8740 and ARP2000 options available
- Exact tolerances make gaskets and heads glide into position
Frequently Asked Questions
-
Q: Does this fit 2003 Mustang Mach 1 4.6L 4V engine?
A: Yes ARP 156-4301 fits all 1996-2004 Ford Mustang 4.6L 2V and 4V variants including GT Cobra and Mach 1. -
Q: What alloy and strength rating?
A: 8740 Chrome Moly heat-treated to 190,000 PSI some kits offer ARP2000 at 220,000 PSI. -
Q: Are nuts and washers included?
A: Yes full Pro Series kit includes head studs 12-point nuts and hardened parallel ground washers.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Protective ARP box 12 x 8 x 2.5 inches
- Weight: 4.4 lbs
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