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ARP 200-8586 Chrome Moly Washers 3/8" ID - 10 Pack

Manufacturer

Picture for manufacturer ARP

Part Number

200-8586
11 reviews
Sale Price

$8.98

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

These precision-engineered washers feature a 3/8" inside diameter with no chamfer, making them ideal for use with cylinder head fasteners and other critical engine components.

Key Features:

  • Constructed from premium chrome moly steel for superior strength and durability
  • Parallel-ground surface ensures even load distribution and optimal clamping force
  • Heat-treated and hardened to prevent deformation under high torque loads
  • Black oxide finish provides corrosion resistance and professional appearance
  • No inside diameter chamfer design for specific application requirements
  • Precision manufactured to exact tolerances for consistent performance

Package Contents: 10 washers per package

ARP washers are essential components for any serious engine build, providing the reliable performance and quality that professional engine builders and racing teams demand. These washers work in conjunction with ARP fasteners to maintain proper clamp load and prevent fastener failure in high-stress applications.

Products specifications

Hardened

Yes

Inside Diameter Chamfer

No

Material

Black Oxide

Quantity

Sold as a set of 10.

Size (ID/OD)

5/16 / 0.675

Thickness

.120in

Washer Finish

Black oxide

Washer Inside Diameter (in)

0.313 in.

Washer Inside Diameter (mm)

7.950 mm

Washer Material

Chromemoly

Washer Outside Diameter (in)

0.675 in.

Washer Outside Diameter (mm)

17.145 mm

Washer Thickness (in)

0.120 in.

Washer Thickness (mm)

3.048 mm

Sent in a google review an got back 5 bucks

excellent site......great product...

My order was packed very secure arrived on time looking forward to do more business with this company

Its plastic thought it was metal

Fast shipping

Fast and efficient, especially using Amazon

It was easy to find the part for the vehicle you are shopping for, quick and simple to checkout, I will be ordering from autoplicity more often...we'll have to wait and see how long it takes to get to my residents...

Best price around. Great Communication. Fast shipping. What else can I ask for?<br>I have already purchased again from them.

Best pricing I found anywhere on the part I needed, quick shipping, no hassle. Definitely going to be a repeat customer.

Very fast shipping, lowest prices on the web.

Great prices and fast shipping. I had a question about the product and the had all the answers. I would definitely shop here again.

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