Auto Racing Products 12-Point Chromoly Bolt Kit 5/16-18 x .560 — Universal Racing Fasteners

SKU: BQDN_641-0560
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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.

High-Strength 5/16-18 Fasteners

The Auto Racing Products 5/16-18 x .560 bolt kit is the ideal choice for builders who need a short, high-strength fastener for critical engine and chassis components. Constructed from high-tensile chromoly steel, these bolts are built to endure the extreme stresses of competitive racing. The black oxide finish provides a professional aesthetic while offering essential protection against rust and wear.

Key Features

  • Thread Size: 5/16-18
  • Length: 0.560 inch
  • Head Style: 3/8 inch 12-point
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Pack Size: 5 bolts

The 12-point head design is preferred by professional engine builders for its ability to withstand higher torque settings and its compact footprint, making it easier to install in tight spaces. These bolts are perfect for securing valve covers, oil pans, or various accessory brackets where a secure, vibration-resistant connection is mandatory. By choosing Auto Racing Products, you are investing in hardware that has been tested and proven in the most demanding motorsport conditions. Ensure your vehicle is ready for the track with these high-performance fasteners, available now 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.

High-Strength 5/16-18 Fasteners

The Auto Racing Products 5/16-18 x .560 bolt kit is the ideal choice for builders who need a short, high-strength fastener for critical engine and chassis components. Constructed from high-tensile chromoly steel, these bolts are built to endure the extreme stresses of competitive racing. The black oxide finish provides a professional aesthetic while offering essential protection against rust and wear.

Key Features

  • Thread Size: 5/16-18
  • Length: 0.560 inch
  • Head Style: 3/8 inch 12-point
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Pack Size: 5 bolts

The 12-point head design is preferred by professional engine builders for its ability to withstand higher torque settings and its compact footprint, making it easier to install in tight spaces. These bolts are perfect for securing valve covers, oil pans, or various accessory brackets where a secure, vibration-resistant connection is mandatory. By choosing Auto Racing Products, you are investing in hardware that has been tested and proven in the most demanding motorsport conditions. Ensure your vehicle is ready for the track with these high-performance fasteners, available now 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.

High-Strength 5/16-18 Fasteners

The Auto Racing Products 5/16-18 x .560 bolt kit is the ideal choice for builders who need a short, high-strength fastener for critical engine and chassis components. Constructed from high-tensile chromoly steel, these bolts are built to endure the extreme stresses of competitive racing. The black oxide finish provides a professional aesthetic while offering essential protection against rust and wear.

Key Features

  • Thread Size: 5/16-18
  • Length: 0.560 inch
  • Head Style: 3/8 inch 12-point
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Pack Size: 5 bolts

The 12-point head design is preferred by professional engine builders for its ability to withstand higher torque settings and its compact footprint, making it easier to install in tight spaces. These bolts are perfect for securing valve covers, oil pans, or various accessory brackets where a secure, vibration-resistant connection is mandatory. By choosing Auto Racing Products, you are investing in hardware that has been tested and proven in the most demanding motorsport conditions. Ensure your vehicle is ready for the track with these high-performance fasteners, available now at GGCRACING.

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