Auto Racing Products 12-Point Stainless Steel Bolt Kit 3/8-16 x 3.500 — Universal Performance Fasteners

SKU: BQDN_613-3500
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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.

Watch in action

Professional-Grade 12-Point Stainless Steel Bolts

When your project demands a longer fastener, these Auto Racing Products (ARP) 12-point stainless steel bolts are the perfect choice. Measuring 3/8-16 x 3.500 inches, these bolts are designed to provide maximum clamping force for deep-reach applications. Whether you are working on a performance engine, a custom chassis, or specialized racing equipment, these bolts offer the durability and aesthetic appeal that serious builders demand.

Why ARP Hardware?

  • Maximum Durability: Crafted from premium stainless steel, these bolts are designed to resist fatigue and corrosion.
  • 12-Point Head: Provides superior torque application and a clean, high-performance look.
  • Precision Fit: Manufactured to exacting standards to ensure perfect thread engagement every time.
  • Polished Finish: Adds a professional, high-end look to any engine bay or custom component.

Each set includes 5 bolts, ensuring you have the high-quality hardware necessary for your assembly. The 3.5-inch length is ideal for applications where standard bolts are too short, providing the extra reach needed for complex mounting scenarios. With ARP, you can trust that your components are held securely in place, even under the most demanding conditions. Don't settle for inferior hardware that could fail when you need it most. Choose the brand that professionals trust for their engine builds. Shop the complete range of high-performance fasteners and components at 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.

Watch in action

Professional-Grade 12-Point Stainless Steel Bolts

When your project demands a longer fastener, these Auto Racing Products (ARP) 12-point stainless steel bolts are the perfect choice. Measuring 3/8-16 x 3.500 inches, these bolts are designed to provide maximum clamping force for deep-reach applications. Whether you are working on a performance engine, a custom chassis, or specialized racing equipment, these bolts offer the durability and aesthetic appeal that serious builders demand.

Why ARP Hardware?

  • Maximum Durability: Crafted from premium stainless steel, these bolts are designed to resist fatigue and corrosion.
  • 12-Point Head: Provides superior torque application and a clean, high-performance look.
  • Precision Fit: Manufactured to exacting standards to ensure perfect thread engagement every time.
  • Polished Finish: Adds a professional, high-end look to any engine bay or custom component.

Each set includes 5 bolts, ensuring you have the high-quality hardware necessary for your assembly. The 3.5-inch length is ideal for applications where standard bolts are too short, providing the extra reach needed for complex mounting scenarios. With ARP, you can trust that your components are held securely in place, even under the most demanding conditions. Don't settle for inferior hardware that could fail when you need it most. Choose the brand that professionals trust for their engine builds. Shop the complete range of high-performance fasteners and components at 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.

Watch in action

Professional-Grade 12-Point Stainless Steel Bolts

When your project demands a longer fastener, these Auto Racing Products (ARP) 12-point stainless steel bolts are the perfect choice. Measuring 3/8-16 x 3.500 inches, these bolts are designed to provide maximum clamping force for deep-reach applications. Whether you are working on a performance engine, a custom chassis, or specialized racing equipment, these bolts offer the durability and aesthetic appeal that serious builders demand.

Why ARP Hardware?

  • Maximum Durability: Crafted from premium stainless steel, these bolts are designed to resist fatigue and corrosion.
  • 12-Point Head: Provides superior torque application and a clean, high-performance look.
  • Precision Fit: Manufactured to exacting standards to ensure perfect thread engagement every time.
  • Polished Finish: Adds a professional, high-end look to any engine bay or custom component.

Each set includes 5 bolts, ensuring you have the high-quality hardware necessary for your assembly. The 3.5-inch length is ideal for applications where standard bolts are too short, providing the extra reach needed for complex mounting scenarios. With ARP, you can trust that your components are held securely in place, even under the most demanding conditions. Don't settle for inferior hardware that could fail when you need it most. Choose the brand that professionals trust for their engine builds. Shop the complete range of high-performance fasteners and components at GGCRACING.

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