Auto Racing Products 1/2 Stud 3.250 Long Broached Chromoly Stud — Universal Application

SKU: BQDN_AR3.250-1LB
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About Auto Racing Products ARP (Automotive Racing Products) makes the ...Read More

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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 Auto Racing Products

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.

High-Strength ARP 1/2 Broached Stud

The Auto Racing Products 1/2-inch stud, measuring 3.250 inches in length, is designed for builders who demand precision and reliability. Constructed from high-grade chromoly steel, this stud delivers superior structural integrity for high-performance engines. The broached design allows for efficient installation using a hex key, ensuring you can achieve the exact torque specifications required for your build.

Technical Specifications

  • Thread Pitch: 1/2-13 and 1/2-20
  • Overall Length: 3.250 inches
  • Material: High-tensile Chromoly
  • Finish: Black Oxide
  • Installation: Broached hex key
  • Fitment: Universal

Designed for longevity and performance, this stud features a black oxide coating that resists corrosion and wear. It is the perfect choice for securing intake manifolds, headers, or custom engine brackets where consistent clamping pressure is vital. The 3.250-inch length provides the perfect amount of thread engagement for various custom configurations. By utilizing high-quality ARP hardware, you ensure that your engine components remain stable under intense vibration and heat. Whether you are a weekend warrior or a professional racer, these studs provide the peace of mind needed for high-stakes competition. Upgrade your hardware today with premium parts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Auto Racing Products

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.

High-Strength ARP 1/2 Broached Stud

The Auto Racing Products 1/2-inch stud, measuring 3.250 inches in length, is designed for builders who demand precision and reliability. Constructed from high-grade chromoly steel, this stud delivers superior structural integrity for high-performance engines. The broached design allows for efficient installation using a hex key, ensuring you can achieve the exact torque specifications required for your build.

Technical Specifications

  • Thread Pitch: 1/2-13 and 1/2-20
  • Overall Length: 3.250 inches
  • Material: High-tensile Chromoly
  • Finish: Black Oxide
  • Installation: Broached hex key
  • Fitment: Universal

Designed for longevity and performance, this stud features a black oxide coating that resists corrosion and wear. It is the perfect choice for securing intake manifolds, headers, or custom engine brackets where consistent clamping pressure is vital. The 3.250-inch length provides the perfect amount of thread engagement for various custom configurations. By utilizing high-quality ARP hardware, you ensure that your engine components remain stable under intense vibration and heat. Whether you are a weekend warrior or a professional racer, these studs provide the peace of mind needed for high-stakes competition. Upgrade your hardware today with premium parts from GGCRACING.

Product Details

Product Description

About Auto Racing Products

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.

High-Strength ARP 1/2 Broached Stud

The Auto Racing Products 1/2-inch stud, measuring 3.250 inches in length, is designed for builders who demand precision and reliability. Constructed from high-grade chromoly steel, this stud delivers superior structural integrity for high-performance engines. The broached design allows for efficient installation using a hex key, ensuring you can achieve the exact torque specifications required for your build.

Technical Specifications

  • Thread Pitch: 1/2-13 and 1/2-20
  • Overall Length: 3.250 inches
  • Material: High-tensile Chromoly
  • Finish: Black Oxide
  • Installation: Broached hex key
  • Fitment: Universal

Designed for longevity and performance, this stud features a black oxide coating that resists corrosion and wear. It is the perfect choice for securing intake manifolds, headers, or custom engine brackets where consistent clamping pressure is vital. The 3.250-inch length provides the perfect amount of thread engagement for various custom configurations. By utilizing high-quality ARP hardware, you ensure that your engine components remain stable under intense vibration and heat. Whether you are a weekend warrior or a professional racer, these studs provide the peace of mind needed for high-stakes competition. Upgrade your hardware today with premium parts from GGCRACING.

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