ARP M8 x 1.25 12pt SS Nut Kit — High-Strength Engine Fasteners

SKU: ARP400-8312
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About ARP ARP (Automotive Racing Products) makes the strongest fasteners ...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 ARP

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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ARP Stainless Steel 12-Point Nut Kit

The ARP M8 x 1.25 12pt SS Nut Kit is designed for builders who prioritize both performance and aesthetics. These stainless steel nuts provide the high-tensile strength required to keep critical engine components securely fastened under stress. The 12-point design not only offers a sleek, racing-inspired appearance but also allows for more efficient torque application in confined spaces, making them a favorite among professional mechanics and enthusiasts alike.

Key Benefits

  • Thread Pitch: M8 x 1.25
  • Material: Corrosion-resistant Stainless Steel
  • Head Style: 12-point for high-torque applications
  • Durability: Resists heat and vibration-induced loosening
  • Compatibility: Versatile use for various automotive engine assemblies
  • Quantity: Comprehensive kit for your project needs

ARP fasteners are renowned for their metallurgical excellence. By switching to this stainless steel kit, you eliminate the risk of rusted or seized hardware that often plagues standard steel components. The precision-machined threads ensure a smooth, binding-free installation, allowing you to achieve the exact torque specifications required for your engine build. Whether you are working on a custom intake manifold, exhaust system, or engine dress-up project, these nuts provide the durability and style you need. Find all your high-performance hardware solutions at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About ARP

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

ARP Stainless Steel 12-Point Nut Kit

The ARP M8 x 1.25 12pt SS Nut Kit is designed for builders who prioritize both performance and aesthetics. These stainless steel nuts provide the high-tensile strength required to keep critical engine components securely fastened under stress. The 12-point design not only offers a sleek, racing-inspired appearance but also allows for more efficient torque application in confined spaces, making them a favorite among professional mechanics and enthusiasts alike.

Key Benefits

  • Thread Pitch: M8 x 1.25
  • Material: Corrosion-resistant Stainless Steel
  • Head Style: 12-point for high-torque applications
  • Durability: Resists heat and vibration-induced loosening
  • Compatibility: Versatile use for various automotive engine assemblies
  • Quantity: Comprehensive kit for your project needs

ARP fasteners are renowned for their metallurgical excellence. By switching to this stainless steel kit, you eliminate the risk of rusted or seized hardware that often plagues standard steel components. The precision-machined threads ensure a smooth, binding-free installation, allowing you to achieve the exact torque specifications required for your engine build. Whether you are working on a custom intake manifold, exhaust system, or engine dress-up project, these nuts provide the durability and style you need. Find all your high-performance hardware solutions at GGCRACING.

Product Details

Product Description

About ARP

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

ARP Stainless Steel 12-Point Nut Kit

The ARP M8 x 1.25 12pt SS Nut Kit is designed for builders who prioritize both performance and aesthetics. These stainless steel nuts provide the high-tensile strength required to keep critical engine components securely fastened under stress. The 12-point design not only offers a sleek, racing-inspired appearance but also allows for more efficient torque application in confined spaces, making them a favorite among professional mechanics and enthusiasts alike.

Key Benefits

  • Thread Pitch: M8 x 1.25
  • Material: Corrosion-resistant Stainless Steel
  • Head Style: 12-point for high-torque applications
  • Durability: Resists heat and vibration-induced loosening
  • Compatibility: Versatile use for various automotive engine assemblies
  • Quantity: Comprehensive kit for your project needs

ARP fasteners are renowned for their metallurgical excellence. By switching to this stainless steel kit, you eliminate the risk of rusted or seized hardware that often plagues standard steel components. The precision-machined threads ensure a smooth, binding-free installation, allowing you to achieve the exact torque specifications required for your engine build. Whether you are working on a custom intake manifold, exhaust system, or engine dress-up project, these nuts provide the durability and style you need. Find all your high-performance hardware solutions at GGCRACING.

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