Brakes Brake Systems And Components

Russell

Russell Performance For use with 5/8-18 Male Fitting

$3.95

SKU: R00K 640990

In Stock
In Stock
Ships by Sep 20
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Overview

The Russell 640990 is a set of copper crush washers designed for use with 5/8"-18 male fittings. These washers are compatible with Edelbrock, Carter, and CV fuel pumps. They are made from copper to ensure a proper seal and are sold as a pair.
Show original supplier description

Part #: 640990

Russell's wide variety of lightweight aluminum adapter fittings allow for the connection of Russell hose ends to almost any component. Adapters are offered in standard thread, metric thread and pipe thread to fit most popular oil pumps, fuel pumps, fuel filters plus a variety of other common components. To compliment the looks of the hose installation, three finishes are available - ultra-bright Endura, traditional blue anodized or our new black anodized fittings.

Features:

  • 0.681 ID
  • Copper
  • Crush Washers Designed For Edelbrock Billet Fuel Pumps
  • Superior Seal Between Components

Copper Crush Washer | For Use With 5/8-18 Male Fitting | For Use w/Edelbrock Billet/Carter/CV Fuel Pumps | Qty. 2

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRussell
Part NumberR00K 640990

About MOTORMIA

5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy