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Water Pump Compatible with AC Delco - LS TRUCK - Silverado 4.8L 5.3L 6.0L LSX

In stock
- +

LS Truck Water Pump

New (not remanufactured, no core charge)

  • Compatible with 1999 to 2005 Silverado 4.8L 5.3L 6.0L - Gen 3 (Will not fit "wider" Gen 4 bolt-pattern thermostat housings)
  • Will bolt up to any GM LS series engine block
  • Includes 2ea water pump to block gaskets

More Information

Manufacturer Part Number WAT300
UPC 657814750425
Weight 12.850000
ICT Manufacturer AC Delco
United States Unknown or Varies
Length Inches 17.5
Width Inches 7.5
Height Inches 12
Download .PDF for Vehicle No

WARNING - This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to


ALUMINUM: Most of the aluminum alloys used today contain some level of lead, usually less than .1%. Lead is known to the state of California to cause cancer and reproductive harm. Most aluminum alloys are physiologically inert in their solid form, and the lead is contained within, however user-generated dust and/or fumes may pose a hazard if inhaled or ingested. Heating beyond a certain temperature may also provide avenues for exposure.


STEEL (steel bolts):  Steel is an iron alloy with several metals including Nickel and Chromium. Both Nickel and Chromium are known to the State of California to cause cancer and reproductive harm, respectfully. This warning applies to stainless steels as well.