Auto Racing Products 12-Point Stainless Steel Bolt Kit — 1/4-20 x 4.500 Universal Fasteners

SKU: BQDN_611-4500
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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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Premium 4.500-inch 12-Point Bolt Kit

The Auto Racing Products 1/4-20 x 4.500 bolt kit is designed for builders who need reliable, extended-length hardware. These 12-point stainless steel bolts offer superior clamping force and a polished aesthetic that is second to none. Whether you are assembling a custom engine or securing specialized components, these bolts provide the strength and durability required for high-performance automotive projects.

Key Technical Details

  • Thread Size: 1/4-20
  • Under-Head Length: 4.500 inches
  • Head Style: 5/16-inch 12-Point
  • Material: High-Grade Stainless Steel
  • Quantity: Set of 5

The 12-point head is specifically engineered to handle higher torque values, ensuring that your components stay secure under the most demanding conditions. The 4.500-inch length makes these bolts perfect for deep-seated applications where standard hardware simply won't reach. By utilizing high-grade stainless steel, these bolts resist oxidation and maintain their polished shine, even in the harsh environment of a high-performance engine bay. When you need hardware that you can trust to hold up under pressure, choose these professional-grade bolts. Find all your essential performance parts 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

Premium 4.500-inch 12-Point Bolt Kit

The Auto Racing Products 1/4-20 x 4.500 bolt kit is designed for builders who need reliable, extended-length hardware. These 12-point stainless steel bolts offer superior clamping force and a polished aesthetic that is second to none. Whether you are assembling a custom engine or securing specialized components, these bolts provide the strength and durability required for high-performance automotive projects.

Key Technical Details

  • Thread Size: 1/4-20
  • Under-Head Length: 4.500 inches
  • Head Style: 5/16-inch 12-Point
  • Material: High-Grade Stainless Steel
  • Quantity: Set of 5

The 12-point head is specifically engineered to handle higher torque values, ensuring that your components stay secure under the most demanding conditions. The 4.500-inch length makes these bolts perfect for deep-seated applications where standard hardware simply won't reach. By utilizing high-grade stainless steel, these bolts resist oxidation and maintain their polished shine, even in the harsh environment of a high-performance engine bay. When you need hardware that you can trust to hold up under pressure, choose these professional-grade bolts. Find all your essential performance parts 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

Premium 4.500-inch 12-Point Bolt Kit

The Auto Racing Products 1/4-20 x 4.500 bolt kit is designed for builders who need reliable, extended-length hardware. These 12-point stainless steel bolts offer superior clamping force and a polished aesthetic that is second to none. Whether you are assembling a custom engine or securing specialized components, these bolts provide the strength and durability required for high-performance automotive projects.

Key Technical Details

  • Thread Size: 1/4-20
  • Under-Head Length: 4.500 inches
  • Head Style: 5/16-inch 12-Point
  • Material: High-Grade Stainless Steel
  • Quantity: Set of 5

The 12-point head is specifically engineered to handle higher torque values, ensuring that your components stay secure under the most demanding conditions. The 4.500-inch length makes these bolts perfect for deep-seated applications where standard hardware simply won't reach. By utilizing high-grade stainless steel, these bolts resist oxidation and maintain their polished shine, even in the harsh environment of a high-performance engine bay. When you need hardware that you can trust to hold up under pressure, choose these professional-grade bolts. Find all your essential performance parts at GGCRACING.

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