Auto Racing Products 1/2-13 Stainless 12-Point Nut Kit — 10-Pack Fasteners

SKU: BQDN_401-8342
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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.

Watch in action

High-Strength 1/2-13 12-Point Hardware

Ensure your engine build stays together under the most intense conditions with the Auto Racing Products (ARP) 1/2-13 Stainless 12-Point Nut Kit. These premium fasteners are designed for heavy-duty applications where standard hardware simply won't cut it. Crafted from high-grade stainless steel, these nuts offer exceptional tensile strength and resistance to the harsh environment of a high-performance engine bay.

Precision Engineering for Your Build

The 12-point head design is a hallmark of professional racing hardware. It allows for higher torque values without the risk of rounding off the fastener head, which is a common issue with standard hex hardware. Furthermore, the 9/16-inch head size provides a low-profile footprint, making it easier to install fasteners in cramped areas around the cylinder heads or exhaust manifolds.

  • Thread Size: 1/2-13
  • Head Style: 9/16-inch 12-Point
  • Material: Polished Stainless Steel
  • Quantity: 10-Pack
  • Superior vibration resistance

These nuts are not just functional; they are aesthetically pleasing with a brilliant polished finish that elevates the look of your engine. Whether you are assembling a big-block engine or a custom drivetrain setup, these ARP nuts provide the peace of mind that your critical components are locked down securely. Experience the difference in quality and performance with premium hardware from 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 1/2-13 12-Point Hardware

Ensure your engine build stays together under the most intense conditions with the Auto Racing Products (ARP) 1/2-13 Stainless 12-Point Nut Kit. These premium fasteners are designed for heavy-duty applications where standard hardware simply won't cut it. Crafted from high-grade stainless steel, these nuts offer exceptional tensile strength and resistance to the harsh environment of a high-performance engine bay.

Precision Engineering for Your Build

The 12-point head design is a hallmark of professional racing hardware. It allows for higher torque values without the risk of rounding off the fastener head, which is a common issue with standard hex hardware. Furthermore, the 9/16-inch head size provides a low-profile footprint, making it easier to install fasteners in cramped areas around the cylinder heads or exhaust manifolds.

  • Thread Size: 1/2-13
  • Head Style: 9/16-inch 12-Point
  • Material: Polished Stainless Steel
  • Quantity: 10-Pack
  • Superior vibration resistance

These nuts are not just functional; they are aesthetically pleasing with a brilliant polished finish that elevates the look of your engine. Whether you are assembling a big-block engine or a custom drivetrain setup, these ARP nuts provide the peace of mind that your critical components are locked down securely. Experience the difference in quality and performance with premium hardware from 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 1/2-13 12-Point Hardware

Ensure your engine build stays together under the most intense conditions with the Auto Racing Products (ARP) 1/2-13 Stainless 12-Point Nut Kit. These premium fasteners are designed for heavy-duty applications where standard hardware simply won't cut it. Crafted from high-grade stainless steel, these nuts offer exceptional tensile strength and resistance to the harsh environment of a high-performance engine bay.

Precision Engineering for Your Build

The 12-point head design is a hallmark of professional racing hardware. It allows for higher torque values without the risk of rounding off the fastener head, which is a common issue with standard hex hardware. Furthermore, the 9/16-inch head size provides a low-profile footprint, making it easier to install fasteners in cramped areas around the cylinder heads or exhaust manifolds.

  • Thread Size: 1/2-13
  • Head Style: 9/16-inch 12-Point
  • Material: Polished Stainless Steel
  • Quantity: 10-Pack
  • Superior vibration resistance

These nuts are not just functional; they are aesthetically pleasing with a brilliant polished finish that elevates the look of your engine. Whether you are assembling a big-block engine or a custom drivetrain setup, these ARP nuts provide the peace of mind that your critical components are locked down securely. Experience the difference in quality and performance with premium hardware from GGCRACING.

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