Auto Racing Products Stainless Header Bolt Kit 3/8 x .875 12-Point — Universal Fit (12)

SKU: BQDN_400-1216
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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.

Universal 12-Point Stainless Header Bolt Kit (12-Pack)

Ensure a secure and lasting seal for your exhaust headers with this Auto Racing Products bolt kit. Featuring a 3/8-16 thread and a 0.875-inch under-head length, these bolts are designed to provide a universal fit for various high-performance applications. The 12-point head design is a favorite among engine builders, offering superior tool engagement and a sleek, modern look that complements any engine bay.

Why Choose These Bolts?

  • 12-piece set for versatile header configurations
  • High-tensile stainless steel for maximum strength
  • Polished finish resists corrosion and heat
  • 12-point head for easy installation in tight spaces
  • Precision-engineered for a perfect fit

These fasteners are built to withstand the intense thermal cycling of high-performance exhaust systems, ensuring that your headers stay tight and leak-free. The 0.875-inch length is a versatile size that works well with most standard header flange thicknesses. By choosing premium stainless steel hardware, you are investing in the longevity and reliability of your engine's exhaust system. Whether you are performing a simple header swap or a complete engine build, these bolts provide the security and aesthetic appeal you need. Upgrade your vehicle's hardware with the best in the industry 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.

Universal 12-Point Stainless Header Bolt Kit (12-Pack)

Ensure a secure and lasting seal for your exhaust headers with this Auto Racing Products bolt kit. Featuring a 3/8-16 thread and a 0.875-inch under-head length, these bolts are designed to provide a universal fit for various high-performance applications. The 12-point head design is a favorite among engine builders, offering superior tool engagement and a sleek, modern look that complements any engine bay.

Why Choose These Bolts?

  • 12-piece set for versatile header configurations
  • High-tensile stainless steel for maximum strength
  • Polished finish resists corrosion and heat
  • 12-point head for easy installation in tight spaces
  • Precision-engineered for a perfect fit

These fasteners are built to withstand the intense thermal cycling of high-performance exhaust systems, ensuring that your headers stay tight and leak-free. The 0.875-inch length is a versatile size that works well with most standard header flange thicknesses. By choosing premium stainless steel hardware, you are investing in the longevity and reliability of your engine's exhaust system. Whether you are performing a simple header swap or a complete engine build, these bolts provide the security and aesthetic appeal you need. Upgrade your vehicle's hardware with the best in the industry 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.

Universal 12-Point Stainless Header Bolt Kit (12-Pack)

Ensure a secure and lasting seal for your exhaust headers with this Auto Racing Products bolt kit. Featuring a 3/8-16 thread and a 0.875-inch under-head length, these bolts are designed to provide a universal fit for various high-performance applications. The 12-point head design is a favorite among engine builders, offering superior tool engagement and a sleek, modern look that complements any engine bay.

Why Choose These Bolts?

  • 12-piece set for versatile header configurations
  • High-tensile stainless steel for maximum strength
  • Polished finish resists corrosion and heat
  • 12-point head for easy installation in tight spaces
  • Precision-engineered for a perfect fit

These fasteners are built to withstand the intense thermal cycling of high-performance exhaust systems, ensuring that your headers stay tight and leak-free. The 0.875-inch length is a versatile size that works well with most standard header flange thicknesses. By choosing premium stainless steel hardware, you are investing in the longevity and reliability of your engine's exhaust system. Whether you are performing a simple header swap or a complete engine build, these bolts provide the security and aesthetic appeal you need. Upgrade your vehicle's hardware with the best in the industry at GGCRACING.

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