Auto Racing Products 3.250" Broached Stud - 1/2-13 & 3/8-24 Chromoly Universal

SKU: BQDN_HARJ3.250-1
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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.

Precision & Durability: ARP 3.250" Broached Stud (1/2-13 & 3/8-24)

When your application demands a robust and versatile fastening solution that excels in both strength and ease of installation, the Auto Racing Products (ARP) 3.250" Broached Stud with 1/2-13 and 3/8-24 Threads is the ultimate choice. This universal chromoly stud is engineered for critical connections where precise alignment and superior clamping are essential. The unique broached end allows for simple and secure installation using an Allen wrench, making it ideal for tight spaces or applications where traditional bolt heads are impractical. It's a testament to ARP's commitment to innovative, high-performance hardware.

The Strength of Chromoly with Broached Convenience

Constructed from ARP's premium chromoly steel, this stud offers exceptional tensile strength and resistance to stretching and fatigue, ensuring long-term reliability in the most demanding environments. Chromoly's superior material properties mean it can withstand extreme loads and vibrations without compromising its integrity, making it perfect for engine, chassis, or drivetrain applications. The dual-thread design (1/2-13 on one end, 3/8-24 on the other) provides incredible versatility, allowing for various component combinations. The broached tip facilitates easy installation and removal, preventing damage to the stud threads and ensuring a clean, professional finish. A durable black oxide coating provides excellent corrosion resistance, protecting the stud from harsh elements and chemicals.

Key Features & Specifications:

  • Length: 3.250 inches, providing optimal engagement for diverse fastening needs.
  • Thread Sizes: Dual-threaded with 1/2-13 inch on one end and 3/8-24 inch on the other, for versatile applications.
  • Installation: Broached tip for easy and secure installation/removal with an Allen wrench.
  • Material: High-Strength Chromoly Steel, engineered for maximum durability and resistance to stretching.
  • Finish: Black Oxide coating, offering superior protection against corrosion and a discreet appearance.
  • Application: Universal high-performance stud, suitable for engine, chassis, and custom fabrication projects.

Why ARP Broached Studs are a Smart Investment

ARP broached studs are a superior alternative to traditional bolts in many applications, offering enhanced strength, easier assembly, and improved component alignment. Their ability to remain fixed while components are installed and removed reduces wear on threaded holes and simplifies maintenance. Whether you're building a competition engine, upgrading suspension components, or creating a custom setup, this 3.250" chromoly stud provides the reliability and performance you expect from Auto Racing Products. For the most dependable and innovative fastening solutions, trust GGCRACING to equip your build.

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.

Precision & Durability: ARP 3.250" Broached Stud (1/2-13 & 3/8-24)

When your application demands a robust and versatile fastening solution that excels in both strength and ease of installation, the Auto Racing Products (ARP) 3.250" Broached Stud with 1/2-13 and 3/8-24 Threads is the ultimate choice. This universal chromoly stud is engineered for critical connections where precise alignment and superior clamping are essential. The unique broached end allows for simple and secure installation using an Allen wrench, making it ideal for tight spaces or applications where traditional bolt heads are impractical. It's a testament to ARP's commitment to innovative, high-performance hardware.

The Strength of Chromoly with Broached Convenience

Constructed from ARP's premium chromoly steel, this stud offers exceptional tensile strength and resistance to stretching and fatigue, ensuring long-term reliability in the most demanding environments. Chromoly's superior material properties mean it can withstand extreme loads and vibrations without compromising its integrity, making it perfect for engine, chassis, or drivetrain applications. The dual-thread design (1/2-13 on one end, 3/8-24 on the other) provides incredible versatility, allowing for various component combinations. The broached tip facilitates easy installation and removal, preventing damage to the stud threads and ensuring a clean, professional finish. A durable black oxide coating provides excellent corrosion resistance, protecting the stud from harsh elements and chemicals.

Key Features & Specifications:

  • Length: 3.250 inches, providing optimal engagement for diverse fastening needs.
  • Thread Sizes: Dual-threaded with 1/2-13 inch on one end and 3/8-24 inch on the other, for versatile applications.
  • Installation: Broached tip for easy and secure installation/removal with an Allen wrench.
  • Material: High-Strength Chromoly Steel, engineered for maximum durability and resistance to stretching.
  • Finish: Black Oxide coating, offering superior protection against corrosion and a discreet appearance.
  • Application: Universal high-performance stud, suitable for engine, chassis, and custom fabrication projects.

Why ARP Broached Studs are a Smart Investment

ARP broached studs are a superior alternative to traditional bolts in many applications, offering enhanced strength, easier assembly, and improved component alignment. Their ability to remain fixed while components are installed and removed reduces wear on threaded holes and simplifies maintenance. Whether you're building a competition engine, upgrading suspension components, or creating a custom setup, this 3.250" chromoly stud provides the reliability and performance you expect from Auto Racing Products. For the most dependable and innovative fastening solutions, trust GGCRACING to equip your build.

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.

Precision & Durability: ARP 3.250" Broached Stud (1/2-13 & 3/8-24)

When your application demands a robust and versatile fastening solution that excels in both strength and ease of installation, the Auto Racing Products (ARP) 3.250" Broached Stud with 1/2-13 and 3/8-24 Threads is the ultimate choice. This universal chromoly stud is engineered for critical connections where precise alignment and superior clamping are essential. The unique broached end allows for simple and secure installation using an Allen wrench, making it ideal for tight spaces or applications where traditional bolt heads are impractical. It's a testament to ARP's commitment to innovative, high-performance hardware.

The Strength of Chromoly with Broached Convenience

Constructed from ARP's premium chromoly steel, this stud offers exceptional tensile strength and resistance to stretching and fatigue, ensuring long-term reliability in the most demanding environments. Chromoly's superior material properties mean it can withstand extreme loads and vibrations without compromising its integrity, making it perfect for engine, chassis, or drivetrain applications. The dual-thread design (1/2-13 on one end, 3/8-24 on the other) provides incredible versatility, allowing for various component combinations. The broached tip facilitates easy installation and removal, preventing damage to the stud threads and ensuring a clean, professional finish. A durable black oxide coating provides excellent corrosion resistance, protecting the stud from harsh elements and chemicals.

Key Features & Specifications:

  • Length: 3.250 inches, providing optimal engagement for diverse fastening needs.
  • Thread Sizes: Dual-threaded with 1/2-13 inch on one end and 3/8-24 inch on the other, for versatile applications.
  • Installation: Broached tip for easy and secure installation/removal with an Allen wrench.
  • Material: High-Strength Chromoly Steel, engineered for maximum durability and resistance to stretching.
  • Finish: Black Oxide coating, offering superior protection against corrosion and a discreet appearance.
  • Application: Universal high-performance stud, suitable for engine, chassis, and custom fabrication projects.

Why ARP Broached Studs are a Smart Investment

ARP broached studs are a superior alternative to traditional bolts in many applications, offering enhanced strength, easier assembly, and improved component alignment. Their ability to remain fixed while components are installed and removed reduces wear on threaded holes and simplifies maintenance. Whether you're building a competition engine, upgrading suspension components, or creating a custom setup, this 3.250" chromoly stud provides the reliability and performance you expect from Auto Racing Products. For the most dependable and innovative fastening solutions, trust GGCRACING to equip your build.

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