Fuel Pump and Sending Unit Assembly - Replaces 25178125

SKU: 81-811

Fuel Pump and Sending Unit Assembly - Replaces 25178125

SKU: 81-811
Sale $170.96 $189.95

In Stock, Ready to Ship!


Fuel Pump and Sending Unit Assembly, 1998-on Workhorse Chassis, 5.7L, 350 c.i. Gas Engines. Also used on the Workhorse RV W22 chassis. The filter on this sending unit extends to side. It comes with a replacement flat pin 4-wire pigtail harness with 5" blunt cut wires (splicing will be required. See picture or pdf of splicing instructions). If you need the complete 2 foot harness that extends from the sending unit and has OE round socket connector for the vehicle side, then order 81-824 (splicing will be required)

This sending unit fits in a 3-3/4" diameter hole. The overall diameter of the top flange is approx. 4-1/2" in diameter.

  1. Order snap ring 81-807 when mounting on our tank 81-916
  2. Order O-ring 81-820 when mounting on our tank 82-015

PDF of Splicing Instructions

Tech Specs

OEM/Other Numbers:
  • 25178125
  • P74758M
  • FG0061
  • A27007
  • SP6100M
  • WCC25178125
  • 20282525
  • ATXE3968M
  • A30222

Estimated Shipping Dimensions: 17" x 8" x 7"

Weight: 3.21 lbs

Made in: China

Mill Supply has been the #1 supplier of step van parts for over 30 years. If you have a Workhorse, Utilimaster, Grumman, Morgan Olson, Supreme, International or other type of walk-in van you have landed on the right page. You will not find a more complete listing of parts for stepvans anywhere! With research and development on-the-go, new products are constantly being added to keep up with the growing industry. You can count on great customer service, fast shipping, and discount prices when you shop with us. It doesn't matter if you use your truck on-the-job, for deliveries, or run a food truck, you can count on Mill Supply to keep your vehicle in top shape. We distrubute parts for Todco, Whiting, Velvac, and Kason. If you have any questions don't hesitate to either contact us via email or give us a call at 800-888-5072 between 8:00 a.m. - 5:00 p.m. E.S.T. and one of our experienced representatives will be happy to help you.



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