Auto Racing Products Flat Washer 3/8 ID x 5/8 OD Chromoly Black Oxide — Universal Fitment

SKU: BQDN_200-8544
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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.

Precision 3/8 ID Chromoly Flat Washers

For small-scale fastening needs that require high-strength reliability, look no further than these Auto Racing Products 3/8 ID x 5/8 OD flat washers. Crafted from premium chromoly steel, these washers are designed to handle the stresses of high-performance racing without yielding. The black oxide finish provides a clean, professional look while ensuring long-term resistance to corrosion.

Technical Specifications

  • Inner Diameter: 3/8 inch (0.375 in)
  • Outer Diameter: 5/8 inch (0.625 in)
  • Thickness: 0.12 inch
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Quantity: Pair (2)

These washers are perfect for various specialized applications where space is limited but strength is paramount. Their precise dimensions ensure a perfect fit, helping to distribute clamping force evenly and protect your components from damage. Whether you are working on engine accessories, brackets, or custom interior mounts, these washers provide the durability you expect from professional racing hardware. Don't let inferior fasteners compromise your build; choose components designed specifically for the track. GGCRACING is dedicated to providing the high-quality parts that keep your vehicle performing at its peak.

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.

Precision 3/8 ID Chromoly Flat Washers

For small-scale fastening needs that require high-strength reliability, look no further than these Auto Racing Products 3/8 ID x 5/8 OD flat washers. Crafted from premium chromoly steel, these washers are designed to handle the stresses of high-performance racing without yielding. The black oxide finish provides a clean, professional look while ensuring long-term resistance to corrosion.

Technical Specifications

  • Inner Diameter: 3/8 inch (0.375 in)
  • Outer Diameter: 5/8 inch (0.625 in)
  • Thickness: 0.12 inch
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Quantity: Pair (2)

These washers are perfect for various specialized applications where space is limited but strength is paramount. Their precise dimensions ensure a perfect fit, helping to distribute clamping force evenly and protect your components from damage. Whether you are working on engine accessories, brackets, or custom interior mounts, these washers provide the durability you expect from professional racing hardware. Don't let inferior fasteners compromise your build; choose components designed specifically for the track. GGCRACING is dedicated to providing the high-quality parts that keep your vehicle performing at its peak.

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.

Precision 3/8 ID Chromoly Flat Washers

For small-scale fastening needs that require high-strength reliability, look no further than these Auto Racing Products 3/8 ID x 5/8 OD flat washers. Crafted from premium chromoly steel, these washers are designed to handle the stresses of high-performance racing without yielding. The black oxide finish provides a clean, professional look while ensuring long-term resistance to corrosion.

Technical Specifications

  • Inner Diameter: 3/8 inch (0.375 in)
  • Outer Diameter: 5/8 inch (0.625 in)
  • Thickness: 0.12 inch
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Quantity: Pair (2)

These washers are perfect for various specialized applications where space is limited but strength is paramount. Their precise dimensions ensure a perfect fit, helping to distribute clamping force evenly and protect your components from damage. Whether you are working on engine accessories, brackets, or custom interior mounts, these washers provide the durability you expect from professional racing hardware. Don't let inferior fasteners compromise your build; choose components designed specifically for the track. GGCRACING is dedicated to providing the high-quality parts that keep your vehicle performing at its peak.

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