ARP Head Stud Kit 256-4002 Hex Head — Fits Ford Modular 4.6L/5.4L 3-Valve

SKU: ARP256-4002
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About ARP ARP (Automotive Racing Products) makes the strongest fasteners ...Read More

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Sale price$501.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About ARP

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Reliable ARP Head Stud Kit for Ford Modular 3-Valve Engines

When building a high-output Ford Modular 3-Valve engine, stock head bolts are often the weak link. The ARP 256-4002 Head Stud Kit is designed to solve this issue by providing significantly higher clamping force and improved structural integrity. These hex head studs are manufactured to meet the rigorous demands of performance enthusiasts and professional engine builders alike.

Why Upgrade to ARP Studs?

  • Specifically designed for 3-Valve modular cylinder heads
  • Superior material strength compared to OEM bolts
  • Ensures even distribution of clamping load
  • Resists thermal expansion and head gasket failure
  • Includes high-quality nuts and hardened washers

The 3-Valve Ford Modular engine is a popular platform for modifications, but increased cylinder pressures require better fastening solutions. By installing this ARP kit, you ensure that your cylinder heads stay firmly in place, even under the stress of aggressive tuning or forced induction. The hex head design allows for straightforward installation using standard tools, making it an excellent choice for both DIY projects and professional shop builds. Don't leave your engine's reliability to chance; upgrade to the best fasteners on the market. Explore more performance hardware options at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About ARP

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Reliable ARP Head Stud Kit for Ford Modular 3-Valve Engines

When building a high-output Ford Modular 3-Valve engine, stock head bolts are often the weak link. The ARP 256-4002 Head Stud Kit is designed to solve this issue by providing significantly higher clamping force and improved structural integrity. These hex head studs are manufactured to meet the rigorous demands of performance enthusiasts and professional engine builders alike.

Why Upgrade to ARP Studs?

  • Specifically designed for 3-Valve modular cylinder heads
  • Superior material strength compared to OEM bolts
  • Ensures even distribution of clamping load
  • Resists thermal expansion and head gasket failure
  • Includes high-quality nuts and hardened washers

The 3-Valve Ford Modular engine is a popular platform for modifications, but increased cylinder pressures require better fastening solutions. By installing this ARP kit, you ensure that your cylinder heads stay firmly in place, even under the stress of aggressive tuning or forced induction. The hex head design allows for straightforward installation using standard tools, making it an excellent choice for both DIY projects and professional shop builds. Don't leave your engine's reliability to chance; upgrade to the best fasteners on the market. Explore more performance hardware options at GGCRACING.

Product Details

Product Description

About ARP

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Reliable ARP Head Stud Kit for Ford Modular 3-Valve Engines

When building a high-output Ford Modular 3-Valve engine, stock head bolts are often the weak link. The ARP 256-4002 Head Stud Kit is designed to solve this issue by providing significantly higher clamping force and improved structural integrity. These hex head studs are manufactured to meet the rigorous demands of performance enthusiasts and professional engine builders alike.

Why Upgrade to ARP Studs?

  • Specifically designed for 3-Valve modular cylinder heads
  • Superior material strength compared to OEM bolts
  • Ensures even distribution of clamping load
  • Resists thermal expansion and head gasket failure
  • Includes high-quality nuts and hardened washers

The 3-Valve Ford Modular engine is a popular platform for modifications, but increased cylinder pressures require better fastening solutions. By installing this ARP kit, you ensure that your cylinder heads stay firmly in place, even under the stress of aggressive tuning or forced induction. The hex head design allows for straightforward installation using standard tools, making it an excellent choice for both DIY projects and professional shop builds. Don't leave your engine's reliability to chance; upgrade to the best fasteners on the market. Explore more performance hardware options at GGCRACING.

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