Auto Racing Products Stainless Steel 12pt Bolt Kit 1/4-20 x 2.500 — Universal Fitment

SKU: BQDN_611-2500
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About Auto Racing Products ARP (Automotive Racing Products) makes the ...Read More

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Sale price$23.99
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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 12-Point Stainless Fasteners

When your build requires the longest reach, the Auto Racing Products (ARP) 1/4-20 x 2.500 inch 12-point bolt kit is the ultimate choice. These fasteners are engineered for maximum durability and are perfect for deep-reach applications where standard bolts simply won't suffice. Crafted from high-quality stainless steel and polished to a brilliant shine, these bolts provide the perfect balance of strength, corrosion resistance, and aesthetic appeal for any high-performance engine or custom fabrication project.

Benefits of ARP Stainless Hardware

  • Maximum Reach: 2.500-inch length is ideal for thick mounting surfaces and custom brackets.
  • High-Strength Stainless: Engineered to resist fatigue and environmental degradation.
  • 12-Point Head: Offers superior wrench grip and access in confined engine bays.
  • Polished Aesthetics: A clean, professional look that stands out in any build.
  • Consistent Quality: Precision manufacturing ensures every bolt meets strict ARP standards.

The 12-point head design is a favorite among professional mechanics for its ability to handle high torque without rounding off, a common issue with cheaper hardware. These bolts are not only functional but also serve as a visual upgrade, giving your engine bay a refined, race-ready look. Whether you are mounting accessories, securing covers, or working on custom fabrication, the 1/4-20 x 2.500 inch bolts provide the security you need to drive with confidence. Trust in the quality of ARP for your next automotive project. Discover premium engine hardware and more 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 12-Point Stainless Fasteners

When your build requires the longest reach, the Auto Racing Products (ARP) 1/4-20 x 2.500 inch 12-point bolt kit is the ultimate choice. These fasteners are engineered for maximum durability and are perfect for deep-reach applications where standard bolts simply won't suffice. Crafted from high-quality stainless steel and polished to a brilliant shine, these bolts provide the perfect balance of strength, corrosion resistance, and aesthetic appeal for any high-performance engine or custom fabrication project.

Benefits of ARP Stainless Hardware

  • Maximum Reach: 2.500-inch length is ideal for thick mounting surfaces and custom brackets.
  • High-Strength Stainless: Engineered to resist fatigue and environmental degradation.
  • 12-Point Head: Offers superior wrench grip and access in confined engine bays.
  • Polished Aesthetics: A clean, professional look that stands out in any build.
  • Consistent Quality: Precision manufacturing ensures every bolt meets strict ARP standards.

The 12-point head design is a favorite among professional mechanics for its ability to handle high torque without rounding off, a common issue with cheaper hardware. These bolts are not only functional but also serve as a visual upgrade, giving your engine bay a refined, race-ready look. Whether you are mounting accessories, securing covers, or working on custom fabrication, the 1/4-20 x 2.500 inch bolts provide the security you need to drive with confidence. Trust in the quality of ARP for your next automotive project. Discover premium engine hardware and more 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 12-Point Stainless Fasteners

When your build requires the longest reach, the Auto Racing Products (ARP) 1/4-20 x 2.500 inch 12-point bolt kit is the ultimate choice. These fasteners are engineered for maximum durability and are perfect for deep-reach applications where standard bolts simply won't suffice. Crafted from high-quality stainless steel and polished to a brilliant shine, these bolts provide the perfect balance of strength, corrosion resistance, and aesthetic appeal for any high-performance engine or custom fabrication project.

Benefits of ARP Stainless Hardware

  • Maximum Reach: 2.500-inch length is ideal for thick mounting surfaces and custom brackets.
  • High-Strength Stainless: Engineered to resist fatigue and environmental degradation.
  • 12-Point Head: Offers superior wrench grip and access in confined engine bays.
  • Polished Aesthetics: A clean, professional look that stands out in any build.
  • Consistent Quality: Precision manufacturing ensures every bolt meets strict ARP standards.

The 12-point head design is a favorite among professional mechanics for its ability to handle high torque without rounding off, a common issue with cheaper hardware. These bolts are not only functional but also serve as a visual upgrade, giving your engine bay a refined, race-ready look. Whether you are mounting accessories, securing covers, or working on custom fabrication, the 1/4-20 x 2.500 inch bolts provide the security you need to drive with confidence. Trust in the quality of ARP for your next automotive project. Discover premium engine hardware and more at GGCRACING.

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