Auto Racing Products 1/2-20 12-Point Chromoly Nut — High Strength Fastener

SKU: BQDN_300-8304
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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.

Watch in action

Unmatched Strength with Auto Racing Products

When your engine build requires the absolute best in fastener technology, look no further than the Auto Racing Products 1/2-20 12-Point Nut. Built to handle extreme torque and vibration, this nut is constructed from high-strength chromoly steel, ensuring that your critical engine and chassis components remain securely fastened under the most intense racing conditions.

Engineered for Performance

The 12-point head design is a hallmark of professional-grade hardware, allowing for higher torque application without the risk of rounding off the fastener. With a 9/16-inch head size, this nut is perfectly suited for high-stress applications where space may be limited. The black oxide finish provides a professional appearance while offering essential protection against corrosion, ensuring that your hardware remains reliable throughout the life of your build.

  • Thread Size: 1/2-20
  • Head Style: 12-Point
  • Head Size: 9/16 inch
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide
  • Application: Universal high-performance fastener

Choosing the right hardware is a critical step in any performance build. Auto Racing Products provides the peace of mind that comes with using components tested in the most demanding environments. Whether you are securing suspension components, engine mounts, or critical drivetrain parts, these nuts provide the strength and reliability you need to push your vehicle to the limit. Find all your high-performance hardware needs 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

Unmatched Strength with Auto Racing Products

When your engine build requires the absolute best in fastener technology, look no further than the Auto Racing Products 1/2-20 12-Point Nut. Built to handle extreme torque and vibration, this nut is constructed from high-strength chromoly steel, ensuring that your critical engine and chassis components remain securely fastened under the most intense racing conditions.

Engineered for Performance

The 12-point head design is a hallmark of professional-grade hardware, allowing for higher torque application without the risk of rounding off the fastener. With a 9/16-inch head size, this nut is perfectly suited for high-stress applications where space may be limited. The black oxide finish provides a professional appearance while offering essential protection against corrosion, ensuring that your hardware remains reliable throughout the life of your build.

  • Thread Size: 1/2-20
  • Head Style: 12-Point
  • Head Size: 9/16 inch
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide
  • Application: Universal high-performance fastener

Choosing the right hardware is a critical step in any performance build. Auto Racing Products provides the peace of mind that comes with using components tested in the most demanding environments. Whether you are securing suspension components, engine mounts, or critical drivetrain parts, these nuts provide the strength and reliability you need to push your vehicle to the limit. Find all your high-performance hardware needs 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

Unmatched Strength with Auto Racing Products

When your engine build requires the absolute best in fastener technology, look no further than the Auto Racing Products 1/2-20 12-Point Nut. Built to handle extreme torque and vibration, this nut is constructed from high-strength chromoly steel, ensuring that your critical engine and chassis components remain securely fastened under the most intense racing conditions.

Engineered for Performance

The 12-point head design is a hallmark of professional-grade hardware, allowing for higher torque application without the risk of rounding off the fastener. With a 9/16-inch head size, this nut is perfectly suited for high-stress applications where space may be limited. The black oxide finish provides a professional appearance while offering essential protection against corrosion, ensuring that your hardware remains reliable throughout the life of your build.

  • Thread Size: 1/2-20
  • Head Style: 12-Point
  • Head Size: 9/16 inch
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide
  • Application: Universal high-performance fastener

Choosing the right hardware is a critical step in any performance build. Auto Racing Products provides the peace of mind that comes with using components tested in the most demanding environments. Whether you are securing suspension components, engine mounts, or critical drivetrain parts, these nuts provide the strength and reliability you need to push your vehicle to the limit. Find all your high-performance hardware needs at GGCRACING.

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