Auto Racing Products Black Oxide Chromoly Washers 3/8 ID x 3/4 OD — Set of 10

SKU: BQDN_200-8687
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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.

Watch in action

High-Strength Fasteners for Demanding Applications

When building a high-performance engine or chassis, every fastener matters. These Auto Racing Products flat washers are manufactured from premium chromoly steel, providing superior strength and deformation resistance compared to standard hardware. Featuring a durable black oxide finish, they offer excellent corrosion resistance while maintaining a clean, professional aesthetic for your engine bay or suspension components.

Technical Specifications

  • Inner Diameter: 0.375 inches (3/8")
  • Outer Diameter: 0.75 inches (3/4")
  • Thickness: 0.12 inches
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide
  • Quantity: Set of 10

These washers are designed for special-purpose applications where standard hardware may fail under extreme heat or vibration. Their precise dimensions ensure an even distribution of clamping force, protecting your components from galling and surface damage. Whether you are securing critical engine accessories or suspension mounting points, these ARP-quality washers provide the peace of mind that your fasteners will stay secure under the most demanding racing conditions. Trust GGCRACING for all your high-performance hardware needs.

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

High-Strength Fasteners for Demanding Applications

When building a high-performance engine or chassis, every fastener matters. These Auto Racing Products flat washers are manufactured from premium chromoly steel, providing superior strength and deformation resistance compared to standard hardware. Featuring a durable black oxide finish, they offer excellent corrosion resistance while maintaining a clean, professional aesthetic for your engine bay or suspension components.

Technical Specifications

  • Inner Diameter: 0.375 inches (3/8")
  • Outer Diameter: 0.75 inches (3/4")
  • Thickness: 0.12 inches
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide
  • Quantity: Set of 10

These washers are designed for special-purpose applications where standard hardware may fail under extreme heat or vibration. Their precise dimensions ensure an even distribution of clamping force, protecting your components from galling and surface damage. Whether you are securing critical engine accessories or suspension mounting points, these ARP-quality washers provide the peace of mind that your fasteners will stay secure under the most demanding racing conditions. Trust GGCRACING for all your high-performance hardware needs.

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

High-Strength Fasteners for Demanding Applications

When building a high-performance engine or chassis, every fastener matters. These Auto Racing Products flat washers are manufactured from premium chromoly steel, providing superior strength and deformation resistance compared to standard hardware. Featuring a durable black oxide finish, they offer excellent corrosion resistance while maintaining a clean, professional aesthetic for your engine bay or suspension components.

Technical Specifications

  • Inner Diameter: 0.375 inches (3/8")
  • Outer Diameter: 0.75 inches (3/4")
  • Thickness: 0.12 inches
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide
  • Quantity: Set of 10

These washers are designed for special-purpose applications where standard hardware may fail under extreme heat or vibration. Their precise dimensions ensure an even distribution of clamping force, protecting your components from galling and surface damage. Whether you are securing critical engine accessories or suspension mounting points, these ARP-quality washers provide the peace of mind that your fasteners will stay secure under the most demanding racing conditions. Trust GGCRACING for all your high-performance hardware needs.

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