HomeBelts and Cooling > Water Pump and Related ComponentsDayco DP1046 Engine Water Pump
Part #: DP1046

Dayco DP1046 Engine Water Pump

⚙️ 30 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jeep, Buick, and Oldsmobile, CJ5, CJ6, Commando, DJ5, J-100, J-2500, J-2600, J-3800, Jeepster, Wagoneer, Estate Wagon, GS, LeSabre, Skylark, Sportwagon, J-2700, J-3500, J-3600, J-3700, J-4500, J-4600, J-4700, GS 350, Special, Dispatcher, CJ6A, DJ6, Gran Sport, Universal Truck, CJ3, FC150, and F85
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Reliable Engine Water Pump for Buick and Jeep Vehicles

The Dayco DP1046 engine water pump is designed to maintain optimal engine temperature for select Buick and Jeep models. Engineered for durability and precise fitment, this water pump supports efficient cooling system performance in vehicles like the Buick LeSabre and Jeep Wagoneer.

  • Compatible with Buick LeSabre, Skylark, and Jeep CJ5, Wagoneer models
  • Direct replacement engine water pump for reliable cooling
  • Manufactured by Dayco, a trusted name in automotive components
  • Part number DP1046 ensures exact fit and function
  • Supports proper coolant circulation to prevent engine overheating

Product Details and Compatibility

The Dayco DP1046 engine water pump is specifically designed for use in select Buick and Jeep vehicles, including the Buick LeSabre, Skylark, and Jeep CJ5 and Wagoneer models. This pump is engineered to meet OEM specifications, ensuring a precise fit and reliable operation. By maintaining consistent coolant flow, it helps protect the engine from overheating and potential damage. The DP1046 part number corresponds to a quality replacement component that integrates seamlessly with the vehicle’s existing cooling system.

Common Applications and Problem Resolution

  • Replaces faulty or leaking water pumps in Buick LeSabre and Skylark models
  • Addresses engine overheating issues in Jeep CJ5 and Wagoneer vehicles
  • Resolves coolant circulation problems that can lead to engine damage
  • Eliminates noise or vibration caused by worn water pump bearings
  • Prevents coolant leaks that reduce cooling system efficiency

Installation Notes and Tips

When installing the Dayco DP1046 engine water pump, ensure the cooling system is fully drained before removal of the old pump. Clean the mounting surface thoroughly to prevent leaks and verify gasket condition or replace as needed. Torque all fasteners to manufacturer specifications to maintain proper sealing and pump alignment. It is recommended to inspect the entire cooling system, including hoses and thermostat, during installation to ensure optimal performance.

Quality Assurance and Warranty Information

Dayco manufactures the DP1046 engine water pump to meet stringent quality standards, providing reliable performance and durability. While specific warranty details may vary, Dayco products typically come with a limited warranty against defects in materials and workmanship. This ensures confidence in the replacement part’s longevity and function when installed in compatible Buick and Jeep models.

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1971JeepCJ53.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1971JeepWagoneer5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1970BuickLeSabre5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1970BuickSkylark5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1970JeepCJ53.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1970JeepWagoneer5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1969BuickLeSabre5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1969BuickSkylark5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1969JeepCJ53.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1969JeepWagoneer5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1968BuickLeSabre5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1968BuickSkylark5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1968JeepCJ53.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1968JeepWagoneer5.7LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1967BuickLeSabre5.6LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1967BuickSkylark3.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1967BuickSkylark4.9LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1967BuickSkylark5.6LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1967JeepCJ53.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1966BuickLeSabre5.6LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1966BuickSkylark3.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1966BuickSkylark4.9LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1966BuickSkylark5.6LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1966JeepCJ53.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1965BuickLeSabre4.9LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1965BuickSkylark3.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1965BuickSkylark4.9LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1964BuickLeSabre4.9LV8N/AEngine Water Pump for systems with V-Belt Driven engines
1964BuickSkylark3.7LV6N/AEngine Water Pump for systems with V-Belt Driven engines
1964BuickSkylark4.9LV8N/AEngine Water Pump for systems with V-Belt Driven engines

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.