Dayco DP1000 Engine Water Pump

Brand Dayco DP1000
Fits Dodge · 36 vehicles

Engine water pump. Circulates coolant to help maintain proper engine temperature.

$58.47Free shipping
In stock · usually ships same day before 1pm CST
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Engine Water Pump for Dodge Ram

The Dayco DP1000 engine water pump is a direct-fit cooling system replacement for select Dodge Ram heavy-duty trucks. It is built for serpentine belt driven applications and uses an external weep hole design for the listed fitments.

Key Features

  • Engine water pump for cooling system service
  • Fits 1989-1993 Dodge D250, D350, W250, and W350
  • Fits 1994-2001 Dodge Ram 2500 and Ram 3500
  • Serpentine belt driven design
  • External weep hole configuration
  • Dayco DP1000 replacement part number

Detailed Description

Use the Dayco DP1000 when replacing a worn or leaking water pump on Dodge Ram 2500 and Dodge Ram 3500 trucks, as well as earlier Dodge D250, D350, W250, and W350 models. This engine water pump is listed for 1989-2001 applications with serpentine belt driven operation and an external weep hole setup. The DP1000 is a practical choice for restoring coolant circulation in trucks that show signs of pump wear, seepage, or overheating concerns.

Part number DP1000 is a fitment-specific cooling component for owners searching for a Dodge Ram water pump replacement, Dodge D250 water pump, or Dayco DP1000 engine water pump for heavy-duty Dodge trucks.

What It Helps Address

  • Coolant leakage from a worn water pump
  • Engine overheating caused by poor coolant circulation
  • Noise from a failing pump bearing or impeller assembly
  • Cooling system service on high-mileage Dodge Ram trucks
  • Replacement of an aging serpentine belt driven water pump

Installation Notes and Tips

Verify engine and belt-drive configuration before installation. Confirm the external weep hole and serpentine belt driven layout match the original pump on your Dodge Ram 2500, Ram 3500, D250, D350, W250, or W350. Inspect the cooling system, belt condition, hoses, and related components during service to help prevent repeat failures.

Quality Assurance

Dayco manufactures replacement cooling components for vehicle-specific applications. The DP1000 is cataloged for the listed Dodge truck fitments and should be matched to the original part configuration before installation.

This part fits 36 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2001DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
2001DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
2000DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
2000DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1999DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1999DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1998DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1998DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1997DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1997DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1996DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1996DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1995DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1995DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1994DodgeRam 25005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1994DodgeRam 35005.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1993DodgeD2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1993DodgeD3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1993DodgeW2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1993DodgeW3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1992DodgeD2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1992DodgeD3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1992DodgeW2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1992DodgeW3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1991DodgeD2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1991DodgeD3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1991DodgeW2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1991DodgeW3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1990DodgeD2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1990DodgeD3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1990DodgeW2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1990DodgeW3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1989DodgeD2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1989DodgeD3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1989DodgeW2505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven
1989DodgeW3505.9LL6N/AExternal Weep Hole; Serpentine Belt Driven