Auto Racing Products Polished Stainless 12-Point Bolt Kit 3/8-16 x 1.250 — Universal Racing Hardware

SKU: BQDN_613-1250
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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 1.25-Inch Stainless Bolts

Reliability starts with the right hardware. The Auto Racing Products 3/8-16 x 1.250 Polished Stainless Bolt Kit is engineered for builders who demand both strength and style. These 12-point bolts are the gold standard for securing critical engine components, offering superior clamping force and a polished finish that elevates the look of any engine bay.

Why Choose These 12-Point Bolts?

  • Thread Size: 3/8-16
  • Length: 1.250 inches
  • Material: High-strength stainless steel
  • Finish: Polished for show-quality aesthetics
  • Design: 12-point head for maximum torque and accessibility
  • Quantity: 5-piece set

The 12-point head is specifically designed to allow for higher torque settings without the risk of the socket slipping or rounding off the bolt head. This is essential for components that must remain secure under high vibration or thermal expansion. Because these bolts are manufactured from premium stainless steel, they offer excellent resistance to corrosion, ensuring that your engine components remain easy to remove and maintain over the life of your vehicle. Whether you are working on a street machine or a dedicated race car, these bolts provide the professional-grade performance you expect. Upgrade your engine hardware today with these high-quality fasteners 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.

High-Strength 1.25-Inch Stainless Bolts

Reliability starts with the right hardware. The Auto Racing Products 3/8-16 x 1.250 Polished Stainless Bolt Kit is engineered for builders who demand both strength and style. These 12-point bolts are the gold standard for securing critical engine components, offering superior clamping force and a polished finish that elevates the look of any engine bay.

Why Choose These 12-Point Bolts?

  • Thread Size: 3/8-16
  • Length: 1.250 inches
  • Material: High-strength stainless steel
  • Finish: Polished for show-quality aesthetics
  • Design: 12-point head for maximum torque and accessibility
  • Quantity: 5-piece set

The 12-point head is specifically designed to allow for higher torque settings without the risk of the socket slipping or rounding off the bolt head. This is essential for components that must remain secure under high vibration or thermal expansion. Because these bolts are manufactured from premium stainless steel, they offer excellent resistance to corrosion, ensuring that your engine components remain easy to remove and maintain over the life of your vehicle. Whether you are working on a street machine or a dedicated race car, these bolts provide the professional-grade performance you expect. Upgrade your engine hardware today with these high-quality fasteners 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.

High-Strength 1.25-Inch Stainless Bolts

Reliability starts with the right hardware. The Auto Racing Products 3/8-16 x 1.250 Polished Stainless Bolt Kit is engineered for builders who demand both strength and style. These 12-point bolts are the gold standard for securing critical engine components, offering superior clamping force and a polished finish that elevates the look of any engine bay.

Why Choose These 12-Point Bolts?

  • Thread Size: 3/8-16
  • Length: 1.250 inches
  • Material: High-strength stainless steel
  • Finish: Polished for show-quality aesthetics
  • Design: 12-point head for maximum torque and accessibility
  • Quantity: 5-piece set

The 12-point head is specifically designed to allow for higher torque settings without the risk of the socket slipping or rounding off the bolt head. This is essential for components that must remain secure under high vibration or thermal expansion. Because these bolts are manufactured from premium stainless steel, they offer excellent resistance to corrosion, ensuring that your engine components remain easy to remove and maintain over the life of your vehicle. Whether you are working on a street machine or a dedicated race car, these bolts provide the professional-grade performance you expect. Upgrade your engine hardware today with these high-quality fasteners from GGCRACING.

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