Auto Racing Products Header Bolt Kit 3/8-16 Stainless 12-Point — Universal Performance Exhaust

SKU: BQDN_400-1209
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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.

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High-Strength ARP Header Bolt Kit

Ensure your exhaust headers stay sealed and secure under intense racing conditions with the Auto Racing Products (ARP) Stainless Header Bolt Kit. Engineered for durability, these 3/8-16 x 1.00 inch bolts feature a polished stainless steel finish that resists corrosion while providing a professional, clean look for any engine bay.

Technical Specifications

  • Thread Size: 3/8-16
  • Length: 1.00 inch Under Head (UHL)
  • Head Style: 12-Point
  • Material: Polished Stainless Steel
  • Quantity: Set of 12

The 12-point head design allows for easier access in tight engine compartments where standard hex bolts might be difficult to reach. These fasteners are specifically designed to handle the thermal expansion and vibration cycles inherent in high-performance exhaust systems, preventing leaks and blown gaskets. Whether you are building a street machine or a dedicated track car, these bolts provide the reliability you need. Trust your engine build to the industry standard in fastener technology. Find all your essential performance hardware today 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

High-Strength ARP Header Bolt Kit

Ensure your exhaust headers stay sealed and secure under intense racing conditions with the Auto Racing Products (ARP) Stainless Header Bolt Kit. Engineered for durability, these 3/8-16 x 1.00 inch bolts feature a polished stainless steel finish that resists corrosion while providing a professional, clean look for any engine bay.

Technical Specifications

  • Thread Size: 3/8-16
  • Length: 1.00 inch Under Head (UHL)
  • Head Style: 12-Point
  • Material: Polished Stainless Steel
  • Quantity: Set of 12

The 12-point head design allows for easier access in tight engine compartments where standard hex bolts might be difficult to reach. These fasteners are specifically designed to handle the thermal expansion and vibration cycles inherent in high-performance exhaust systems, preventing leaks and blown gaskets. Whether you are building a street machine or a dedicated track car, these bolts provide the reliability you need. Trust your engine build to the industry standard in fastener technology. Find all your essential performance hardware today 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

High-Strength ARP Header Bolt Kit

Ensure your exhaust headers stay sealed and secure under intense racing conditions with the Auto Racing Products (ARP) Stainless Header Bolt Kit. Engineered for durability, these 3/8-16 x 1.00 inch bolts feature a polished stainless steel finish that resists corrosion while providing a professional, clean look for any engine bay.

Technical Specifications

  • Thread Size: 3/8-16
  • Length: 1.00 inch Under Head (UHL)
  • Head Style: 12-Point
  • Material: Polished Stainless Steel
  • Quantity: Set of 12

The 12-point head design allows for easier access in tight engine compartments where standard hex bolts might be difficult to reach. These fasteners are specifically designed to handle the thermal expansion and vibration cycles inherent in high-performance exhaust systems, preventing leaks and blown gaskets. Whether you are building a street machine or a dedicated track car, these bolts provide the reliability you need. Trust your engine build to the industry standard in fastener technology. Find all your essential performance hardware today at GGCRACING.

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