Auto Racing Products S/S Header Bolt Kit - 3/8 x 1.00 UHL (12) - Fits Small Block Chevy

SKU: BQDN_400-1111
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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 Fit: ARP Stainless Steel Header Bolt Kit for Small Block Chevy (12-Piece)

Optimize your Small Block Chevy's exhaust system with the Auto Racing Products (ARP) 400-1111 Stainless Steel Header Bolt Kit. This 12-piece set is specifically designed to provide a perfect fit and superior clamping force for SBC applications, ensuring a leak-free and secure header installation. Crafted from polished stainless steel, these bolts offer exceptional durability, corrosion resistance, and a show-quality finish that complements any engine bay.

Engineered for Small Block Chevy Performance

Each bolt in this kit is meticulously machined from high-grade stainless steel, delivering outstanding tensile strength and resistance to the harsh thermal cycles and vibrations common in performance engines. With a precise 3/8-16 inch thread and a 1.00-inch under-head length (UHL), these hex head bolts are tailored for the specific requirements of Small Block Chevy headers, ensuring optimal thread engagement and a rock-solid connection. The brilliant polished finish not only enhances aesthetics but also provides robust protection against rust and degradation.

  • Material: High-Strength Polished Stainless Steel
  • Thread Size: 3/8-16 inch
  • Under-Head Length (UHL): 1.00 inch
  • Head Style: Hex Head
  • Quantity: Set of 12 Bolts
  • Fitment: Specifically designed for Small Block Chevy (SBC) engines

The ARP Advantage for Your SBC

ARP is the undisputed leader in high-performance fasteners, and this 12-piece header bolt kit for Small Block Chevy engines is a testament to their engineering prowess. It provides the critical reliability needed to prevent exhaust leaks and maintain peak engine performance, even under extreme racing conditions. The application-specific design ensures a hassle-free installation and long-term peace of mind. Invest in ARP for a superior header installation that truly performs.

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 Fit: ARP Stainless Steel Header Bolt Kit for Small Block Chevy (12-Piece)

Optimize your Small Block Chevy's exhaust system with the Auto Racing Products (ARP) 400-1111 Stainless Steel Header Bolt Kit. This 12-piece set is specifically designed to provide a perfect fit and superior clamping force for SBC applications, ensuring a leak-free and secure header installation. Crafted from polished stainless steel, these bolts offer exceptional durability, corrosion resistance, and a show-quality finish that complements any engine bay.

Engineered for Small Block Chevy Performance

Each bolt in this kit is meticulously machined from high-grade stainless steel, delivering outstanding tensile strength and resistance to the harsh thermal cycles and vibrations common in performance engines. With a precise 3/8-16 inch thread and a 1.00-inch under-head length (UHL), these hex head bolts are tailored for the specific requirements of Small Block Chevy headers, ensuring optimal thread engagement and a rock-solid connection. The brilliant polished finish not only enhances aesthetics but also provides robust protection against rust and degradation.

  • Material: High-Strength Polished Stainless Steel
  • Thread Size: 3/8-16 inch
  • Under-Head Length (UHL): 1.00 inch
  • Head Style: Hex Head
  • Quantity: Set of 12 Bolts
  • Fitment: Specifically designed for Small Block Chevy (SBC) engines

The ARP Advantage for Your SBC

ARP is the undisputed leader in high-performance fasteners, and this 12-piece header bolt kit for Small Block Chevy engines is a testament to their engineering prowess. It provides the critical reliability needed to prevent exhaust leaks and maintain peak engine performance, even under extreme racing conditions. The application-specific design ensures a hassle-free installation and long-term peace of mind. Invest in ARP for a superior header installation that truly performs.

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 Fit: ARP Stainless Steel Header Bolt Kit for Small Block Chevy (12-Piece)

Optimize your Small Block Chevy's exhaust system with the Auto Racing Products (ARP) 400-1111 Stainless Steel Header Bolt Kit. This 12-piece set is specifically designed to provide a perfect fit and superior clamping force for SBC applications, ensuring a leak-free and secure header installation. Crafted from polished stainless steel, these bolts offer exceptional durability, corrosion resistance, and a show-quality finish that complements any engine bay.

Engineered for Small Block Chevy Performance

Each bolt in this kit is meticulously machined from high-grade stainless steel, delivering outstanding tensile strength and resistance to the harsh thermal cycles and vibrations common in performance engines. With a precise 3/8-16 inch thread and a 1.00-inch under-head length (UHL), these hex head bolts are tailored for the specific requirements of Small Block Chevy headers, ensuring optimal thread engagement and a rock-solid connection. The brilliant polished finish not only enhances aesthetics but also provides robust protection against rust and degradation.

  • Material: High-Strength Polished Stainless Steel
  • Thread Size: 3/8-16 inch
  • Under-Head Length (UHL): 1.00 inch
  • Head Style: Hex Head
  • Quantity: Set of 12 Bolts
  • Fitment: Specifically designed for Small Block Chevy (SBC) engines

The ARP Advantage for Your SBC

ARP is the undisputed leader in high-performance fasteners, and this 12-piece header bolt kit for Small Block Chevy engines is a testament to their engineering prowess. It provides the critical reliability needed to prevent exhaust leaks and maintain peak engine performance, even under extreme racing conditions. The application-specific design ensures a hassle-free installation and long-term peace of mind. Invest in ARP for a superior header installation that truly performs.

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