Auto Racing Products 12-Point Stainless Steel Bolt Kit — 1/4-20 x 3.750 Universal Fasteners

SKU: BQDN_611-3750
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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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Reliable 12-Point Stainless Steel Hardware

Upgrade your vehicle's hardware with the Auto Racing Products 1/4-20 x 3.750 bolt kit. These high-performance 12-point bolts are manufactured from premium stainless steel, offering exceptional strength and resistance to oxidation. The polished finish ensures that your engine bay looks as good as it performs, making these a favorite among builders who value both form and function.

Technical Specifications

  • Thread Size: 1/4-20
  • Under-Head Length: 3.750 inches
  • Head Type: 5/16-inch 12-Point
  • Material: High-Grade Stainless
  • Quantity: Set of 5

The 12-point head design is a hallmark of professional racing hardware, allowing for higher torque settings and reduced risk of tool slippage. This 3.750-inch length is perfect for various custom applications where standard lengths fall short. By choosing these bolts, you are investing in hardware that maintains its integrity under extreme thermal cycling and intense vibration. Upgrade your build today with high-quality components that deliver consistent performance. GGCRACING is your source for premium automotive fasteners.

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

Reliable 12-Point Stainless Steel Hardware

Upgrade your vehicle's hardware with the Auto Racing Products 1/4-20 x 3.750 bolt kit. These high-performance 12-point bolts are manufactured from premium stainless steel, offering exceptional strength and resistance to oxidation. The polished finish ensures that your engine bay looks as good as it performs, making these a favorite among builders who value both form and function.

Technical Specifications

  • Thread Size: 1/4-20
  • Under-Head Length: 3.750 inches
  • Head Type: 5/16-inch 12-Point
  • Material: High-Grade Stainless
  • Quantity: Set of 5

The 12-point head design is a hallmark of professional racing hardware, allowing for higher torque settings and reduced risk of tool slippage. This 3.750-inch length is perfect for various custom applications where standard lengths fall short. By choosing these bolts, you are investing in hardware that maintains its integrity under extreme thermal cycling and intense vibration. Upgrade your build today with high-quality components that deliver consistent performance. GGCRACING is your source for premium automotive fasteners.

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

Reliable 12-Point Stainless Steel Hardware

Upgrade your vehicle's hardware with the Auto Racing Products 1/4-20 x 3.750 bolt kit. These high-performance 12-point bolts are manufactured from premium stainless steel, offering exceptional strength and resistance to oxidation. The polished finish ensures that your engine bay looks as good as it performs, making these a favorite among builders who value both form and function.

Technical Specifications

  • Thread Size: 1/4-20
  • Under-Head Length: 3.750 inches
  • Head Type: 5/16-inch 12-Point
  • Material: High-Grade Stainless
  • Quantity: Set of 5

The 12-point head design is a hallmark of professional racing hardware, allowing for higher torque settings and reduced risk of tool slippage. This 3.750-inch length is perfect for various custom applications where standard lengths fall short. By choosing these bolts, you are investing in hardware that maintains its integrity under extreme thermal cycling and intense vibration. Upgrade your build today with high-quality components that deliver consistent performance. GGCRACING is your source for premium automotive fasteners.

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