Dayco DP815 Engine Water Pump
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Dayco

Dayco DP815 Engine Water Pump

Brand Dayco DP815
Fits Ford, Lincoln, and Mercury · 163 vehicles

Engine water pump. Restores coolant circulation for dependable engine cooling.

$51.88Free shipping
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Engine Water Pump for Ford and Mercury V8 Applications

Dayco DP815 is an engine water pump for select Ford, Lincoln, and Mercury vehicles from 1970-1982. It is listed for a wide range of classic trucks, vans, and passenger cars, including Ford F-100, F-150, F-250, F-350, Mustang, Thunderbird, and Mercury Cougar applications.

Key Features

  • Engine water pump for cooling system service
  • Fits select 1970-1982 Ford, Lincoln, and Mercury applications
  • Application notes specify standard duty use with a bypass tube requirement
  • Dayco part number DP815 for catalog and service identification
  • Direct fitment coverage for classic truck, van, and car platforms

Detailed Description

Dayco DP815 is an engine water pump designed for specific Ford cooling system applications across multiple model lines. Compatible vehicles include 1977-1982 Ford F-150, F-250, and F-350; 1980-1982 Ford E-100 Econoline, E-150 Econoline, E-250 Econoline, and E-350 Econoline; plus 1970-1973 Ford Mustang, 1971-1974 Ford Thunderbird, and 1978-1979 Ford Bronco. It also fits select Lincoln Continental and Mercury Cougar, Grand Marquis, Marquis, Montego, and Colony Park applications. This part cross-references common aftermarket listings for the same application.

Common Problems This Part Can Address

  • Coolant circulation loss from a worn water pump
  • Overheating caused by reduced coolant flow
  • Leakage at the pump housing or seal area
  • Noise from a failing pump bearing
  • Cooling system service on older Ford, Lincoln, and Mercury engines

Installation Notes and Tips

Verify engine configuration and cooling system layout before installation. Fitment notes for these applications specify a standard duty engine water pump that requires 1 bypass tube. Inspect the belt drive, hoses, thermostat, and coolant condition during service, and confirm gasket surfaces are clean before assembly. Fits 1977-1982 Ford F-150, 1977-1982 Ford F-250, 1977-1982 Ford F-350, and related Ford van applications listed for this part number.

Quality Assurance

Dayco supplies aftermarket cooling components for service replacement applications. DP815 is cataloged for defined vehicle fitment to support accurate parts selection for classic Ford, Lincoln, and Mercury cooling system repairs.

Related reading

This part fits 163 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1982FordE-100 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-100 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-150 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-150 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-250 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-250 Econoline Club Wagon6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-350 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-350 Econoline6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-350 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordE-350 Econoline Club Wagon6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordF-1505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordF-2505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordF-2506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordF-3505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1982FordF-3506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-100 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-100 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-150 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-150 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-250 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-250 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-250 Econoline Club Wagon6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-350 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-350 Econoline6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-350 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordE-350 Econoline Club Wagon6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordF-1505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordF-2505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordF-2506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordF-3505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1981FordF-3506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-100 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-100 Econoline6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-100 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-150 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-150 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-250 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-250 Econoline6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-250 Econoline Club Wagon6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-350 Econoline5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-350 Econoline6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-350 Econoline Club Wagon5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordE-350 Econoline Club Wagon6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordF-1505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordF-2505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordF-2506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordF-3505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1980FordF-3506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordBronco6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-1005.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-1006.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-1505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-1506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-2505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-2506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-3505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordF-3506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979FordThunderbird5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979LincolnContinental——N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1979MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordBronco6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-1005.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-1006.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-1505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-1506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-2505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-2506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-3505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordF-3506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordThunderbird5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978FordThunderbird6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978LincolnContinental6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978MercuryCougar6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978MercuryGrand Marquis5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978MercuryGrand Marquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978MercuryMarquis5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1978MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-1005.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-1006.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-1505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-1506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-2505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-2506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-3505.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordF-3506.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordThunderbird5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977FordThunderbird6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977LincolnContinental6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977MercuryCougar6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977MercuryGrand Marquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1977MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976MercuryCougar6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976MercuryGrand Marquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976MercuryMontego5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1976MercuryMontego6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975MercuryCougar6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975MercuryGrand Marquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975MercuryMontego5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1975MercuryMontego6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974FordThunderbird6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryColony Park6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryColony Park5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryCougar6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryMarquis5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryMontego6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1974MercuryMontego5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973FordMustang5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973FordThunderbird6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryColony Park6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryColony Park5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryCougar6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryMarquis5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryMontego6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1973MercuryMontego5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972FordMustang5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972FordThunderbird6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972MercuryColony Park6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972MercuryColony Park5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972MercuryCougar——N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972MercuryMarquis5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972MercuryMontego6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1972MercuryMontego5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971FordLTD6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971FordMustang5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971FordThunderbird6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971MercuryColony Park6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971MercuryColony Park5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971MercuryMarquis6.6LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971MercuryMarquis5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1971MercuryMontego5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1970FordLTD5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1970FordMustang5.0LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1970FordMustang——N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1970FordMustang5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1970MercuryCougar5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.
1970MercuryMontego5.8LV8N/AStandard Duty Engine Water Pump requires 1 Bypass Tube.