ARP 3/8 ID 3/4 OD Black Washer
 



ARP 3/8 ID 3/4 OD Black Washer

The ARP 3/8″ ID x 3/4″ OD washer is designed to provide a stable and durable load-bearing surface for high-performance fasteners. Engineered to work seamlessly with ARP bolts and studs, this washer ensures even load distribution, improved clamping force, and accurate torque readings in critical applications.

Manufactured from high-strength hardened steel, ARP washers are built to resist deformation under extreme loads and maintain fastener integrity in demanding environments. The black oxide finish enhances corrosion resistance while delivering a clean, professional appearance.

Ideal for engine builds, motorsport use, and general high-performance applications, this washer is a simple yet essential component for reliable and consistent fastening.

Features

  • Precision-engineered washer for performance applications
  • Inner Diameter: 3/8″
  • Outer Diameter: 3/4″
  • Manufactured from hardened, high-strength steel
  • Provides even load distribution and improved clamping force
  • Helps ensure accurate torque readings
  • Black oxide finish for corrosion resistance
  • Suitable for ARP bolts and studs
  • Ideal for motorsport, engine builds, and high-load applications

Typical Applications

  • Engine assembly and rebuilds
  • Cylinder head, main cap, and accessory fastening
  • Motorsport and high-performance automotive use
Sku: 200-8517
Weight: 0.01
Height: 0 cm
Width: 0 cm
Length: 0 cm
 
EAN / Barcode:

Shipping

Shipping cost:
FREE SHIPPING AND DELIVERY TO UK MAINLAND ADDRESSES.

Delivery time:
We ship our parcel via Next Day Delivery service if you place your order by 3PM. Next Day Delivery is not guaranteed as delays do happen and that is completely out of our hands, so please bear that in mind. 

Service

Welcome to Co-ordSport / Part-Box – Your Motorsport & Performance Parts Specialists!

With over 35 years of experience in the motorsport and automotive aftermarket, Co-ordSport is a trusted wholesaler and distributor of premium, branded performance parts. We specialize in niche vehicle markets, supplying a wide range of products for both competition and street use.

We proudly supply:

  • Motorsport and tuning workshops

  • Performance car specialists

  • Enthusiasts who want quality, reliability, and performance

Thanks to our strong partnerships with leading brands – many of which we represent exclusively in Europe – we offer authentic, high-quality parts backed by expert advice and support.

Our UK-based warehouse team ensures fast order processing and reliable delivery, so you can shop with confidence knowing your parts will arrive quickly and safely.

Why Buy From Us?

  • Over 35 years of motorsport expertise

  • Official distributor for major performance brands

  • Genuine products – no fakes or copies

  • Fast, secure UK & international shipping

  • Professional, knowledgeable customer support