Auto Racing Products 8mm x 1.25 12-Point Nut — High Strength Chromoly

SKU: BQDN_300-8310
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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

Professional-Grade ARP 8mm x 1.25 12-Point Nut

When every ounce of performance counts, rely on Auto Racing Products (ARP) for your fastening needs. This 8mm x 1.25 12-point nut is engineered for high-stress applications, offering exceptional clamping force and reliability. Constructed from high-strength chromoly steel, this nut is built to withstand the rigors of professional racing environments.

Technical Specifications

  • Thread Size: 8mm x 1.25 pitch for precise compatibility.
  • Head Design: 10mm 12-point head for improved torque application and clearance.
  • Material: Heat-treated chromoly steel for maximum tensile strength.
  • Finish: Black oxide coating provides excellent corrosion resistance and a clean look.

The 12-point design is a favorite among engine builders because it allows for higher torque settings and easier access in tight spaces where a standard hex nut might be difficult to reach. Whether you are securing intake manifolds, headers, or internal engine components, ARP hardware ensures that your parts stay put under extreme heat and vibration. This nut is the perfect choice for those who refuse to compromise on quality during their engine build. Trust in the durability of ARP components to keep your vehicle performing at its peak. Explore our full selection of high-performance engine hardware and fasteners available 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

Professional-Grade ARP 8mm x 1.25 12-Point Nut

When every ounce of performance counts, rely on Auto Racing Products (ARP) for your fastening needs. This 8mm x 1.25 12-point nut is engineered for high-stress applications, offering exceptional clamping force and reliability. Constructed from high-strength chromoly steel, this nut is built to withstand the rigors of professional racing environments.

Technical Specifications

  • Thread Size: 8mm x 1.25 pitch for precise compatibility.
  • Head Design: 10mm 12-point head for improved torque application and clearance.
  • Material: Heat-treated chromoly steel for maximum tensile strength.
  • Finish: Black oxide coating provides excellent corrosion resistance and a clean look.

The 12-point design is a favorite among engine builders because it allows for higher torque settings and easier access in tight spaces where a standard hex nut might be difficult to reach. Whether you are securing intake manifolds, headers, or internal engine components, ARP hardware ensures that your parts stay put under extreme heat and vibration. This nut is the perfect choice for those who refuse to compromise on quality during their engine build. Trust in the durability of ARP components to keep your vehicle performing at its peak. Explore our full selection of high-performance engine hardware and fasteners available 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

Professional-Grade ARP 8mm x 1.25 12-Point Nut

When every ounce of performance counts, rely on Auto Racing Products (ARP) for your fastening needs. This 8mm x 1.25 12-point nut is engineered for high-stress applications, offering exceptional clamping force and reliability. Constructed from high-strength chromoly steel, this nut is built to withstand the rigors of professional racing environments.

Technical Specifications

  • Thread Size: 8mm x 1.25 pitch for precise compatibility.
  • Head Design: 10mm 12-point head for improved torque application and clearance.
  • Material: Heat-treated chromoly steel for maximum tensile strength.
  • Finish: Black oxide coating provides excellent corrosion resistance and a clean look.

The 12-point design is a favorite among engine builders because it allows for higher torque settings and easier access in tight spaces where a standard hex nut might be difficult to reach. Whether you are securing intake manifolds, headers, or internal engine components, ARP hardware ensures that your parts stay put under extreme heat and vibration. This nut is the perfect choice for those who refuse to compromise on quality during their engine build. Trust in the durability of ARP components to keep your vehicle performing at its peak. Explore our full selection of high-performance engine hardware and fasteners available at GGCRACING.

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