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  See more parts for Chevrolet Silverado 2500
Select the year of your Chevrolet Silverado 2500:
AC Delco Engine Water Pump - 251-723
An ACDelco GM Original Equipment Engine Water Pump circulates coolant through your vehicle's radiator and engine system to help maintain proper engine temperature and performance. This original equipment water pump has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Features:
  • Thoroughly tested for reliable, leak-free performance
  • Uniform wall sections and smooth coolant-flow cavities for efficient operation
  • Coated seals with a stainless steel spring for durability
  • Heat-treated impeller shafts supported by high-quality ball/roller bearings for smooth, reliable operation in virtually all conditions
  • GM-recommended replacement part for your GM vehicle's original factory water pump
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
Specifications:
  • Hub Height: 2.5
  • Outlet Quantity: 0
  • Programming Required: No
  • Impeller Vane Quantity: 8
  • Length (in): 6.5
  • Weight (lb): 4.01
  • Includes Thermostat and Housing: No
  • Width (in): 6.1
  • Mounting Hole Quantity: 6
  • Height (in): 5.2
  • Water Pump Drive Type: Gear
  • Impeller Material: Cast
  • Housing Material: Aluminum
  • Hub Height: 63.6
  • Fan Clutch Included: No
  • Mounting Hardware Included: No
  • Thermostat And Housing Included: No
  • Includes Back Housing: No
  • Installation Warnings: No
  • Pulley Included: Yes
  • Impeller Rotation: Standard
  • Related Cooling Fan Components: None
Fitment:
  • Chevrolet Silverado 2500 HD 2001-2005
  • Chevrolet Silverado 3500 2001-2005
  • GMC Sierra 2500 HD 2001-2005
  • GMC Sierra 3500 2001-2005
  • Chevrolet Silverado 2500 HD 2002-2005
  • Chevrolet Silverado 3500 2002-2005
  • GMC Sierra 2500 HD 2002-2005
  • GMC Sierra 3500 2002-2005
  • Chevrolet Silverado 2500 HD 2003-2005
  • Chevrolet Silverado 3500 2003-2005
  • GMC Sierra 2500 HD 2003-2005
  • GMC Sierra 3500 2003-2005
  • Chevrolet Silverado 2500 HD 2004-2005
  • Chevrolet Silverado 3500 2004-2005
  • GMC Sierra 2500 HD 2004-2005
  • GMC Sierra 3500 2004-2005
  • Chevrolet Silverado 2500 HD 2005-2005
  • Chevrolet Silverado 3500 2005-2005
  • GMC Sierra 2500 HD 2005-2005
  • GMC Sierra 3500 2005-2005

Other Part Numbers:
AC Delco #19168888

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
2001-2005
 Chevrolet Silverado 2500
2001-2005
 Chevrolet Silverado 3500
2001-2005
 GMC Sierra

Who is AC Delco?

AC Delco is a world-renowned company and is considered a premier supplier of Original Equipment parts. The company’s roots can be traced back to more than 100 years. Today, AC Delco has established itself as the global leader when it comes to automotive replacement parts.

Wide Range of Products

AC Delco has one of the most comprehensive parts list available in the market. It has over 90,000 auto parts across 37 product lines and is distributed all over the globe. Over the years, they have built a reputation as the leading source of high-quality auto parts. They have grown into one of the biggest manufacturers and caters to different industries which include the marine and industrial equipment sector.

The company offers various parts such as spark plugs, batteries, oil filters, wiper blades, air filters, and brakes. They also have repair components for radiators, alternators, chassis and vehicle cooling systems.

The Best Only Trusts the Bests

AC Delco has a long-standing partnership with General Motors and has since provided them with top-quality and reliable parts.

Purchase AC Delco Products at Vivid Racing

AC Delco has always been a part of the automotive industry. They are considered as one of the pillars and have played a vital role in helping shape the way we know automobiles today. If you want parts that have passed the test of time, then this is the brand for you. They have been manufacturing parts way before most of us are even born and have always kept that tradition of creating products you can rely on. To know more about AC Delco, visit Vivid Racing and check out their list of products that would fit your needs.





A WHOLE LOT OF PART PROTECTION

Most GM OE and Gold (Professional) lines are covered under a 24-month/unlimited-mile limited warranty and our Silver (Advantage) line limited warranties are 12 months/unlimited miles. Click Here for full warranty details.

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