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US Motor Works US975 Engine Water PumpOE Quality 60-Day Returns
Part #: US975

US Motor Works US975 Engine Water Pump

134 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Pontiac, and Oldsmobile, Century, Regal, Bonneville, Catalina, Firebird, Grand LeMans, Grand Prix, LeMans, Electra, Estate Wagon, LeSabre, Grand Am, Delta 88, Skylark, Grand Safari, and Ventura
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Reliable Engine Water Pump for Buick, Oldsmobile, and Pontiac Vehicles

The US Motor Works US975 engine water pump is designed to maintain optimal engine temperature for select Buick, Oldsmobile, and Pontiac models. This component ensures efficient coolant circulation, helping prevent overheating and engine damage.

Key Features of the US Motor Works US975 Water Pump

  • Compatible with Buick, Oldsmobile, and Pontiac vehicles including Acadian, Bonneville, Catalina, Century, Delta 88, Firebird, Grand Am, Grand LeMans, Grand Prix, GTO, Laurentian, LeMans, LeSabre, Parisienne, Regal, Skylark, and Tempest
  • Engineered for reliable coolant flow and temperature regulation
  • Durable construction to withstand engine operating conditions
  • Direct replacement for original equipment water pumps
  • Part number US975 for precise identification and fitment

Detailed Description of the US Motor Works US975 Engine Water Pump

This engine water pump from US Motor Works is designed to provide consistent coolant circulation in a range of classic and performance vehicles from Buick, Oldsmobile, and Pontiac. The US975 water pump supports engine cooling systems by moving coolant through the engine block and radiator, helping maintain proper operating temperatures. It is a direct replacement part, engineered to meet or exceed OEM specifications for fit and function. Compatible with models such as the Pontiac Firebird, Buick LeSabre, and Oldsmobile Delta 88, this pump is suitable for vehicles requiring dependable cooling system components.

Common Applications and Issues Addressed

  • Prevents engine overheating caused by coolant circulation failure
  • Resolves coolant leaks from worn or damaged water pumps
  • Eliminates unusual noises related to failing pump bearings or impellers
  • Restores proper coolant flow to maintain engine temperature stability
  • Supports engine longevity by preventing heat-related damage

Installation Notes and Tips

  • Ensure compatibility by verifying vehicle make and model against the US975 part number
  • Drain the cooling system before removing the old water pump to avoid spills
  • Inspect and replace any worn gaskets or seals during installation
  • Torque mounting bolts to manufacturer specifications to prevent leaks
  • Refill and bleed the cooling system to remove air pockets after installation

Quality Assurance and Warranty Information

US Motor Works manufactures the US975 water pump to meet industry standards for durability and performance. While specific warranty details may vary, this part is produced to provide reliable service life consistent with OEM expectations. Proper installation and maintenance will help ensure optimal operation of the cooling system in compatible Buick, Oldsmobile, and Pontiac vehicles.

This part fits 134 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
1981BuickCenturySportN/A
1981BuickCenturyLimitedN/A
1981BuickCenturyEstateN/A
1981BuickCenturyBaseN/A
1981BuickRegalLimitedN/A
1981BuickRegalBaseN/A
1981PontiacBonnevilleBroughamN/A
1981PontiacBonnevilleBaseN/A
1981PontiacCatalinaBaseN/A
1981PontiacFirebirdTrans AmN/A
1981PontiacFirebirdFormulaN/A
1981PontiacFirebirdEspritN/A
1981PontiacFirebirdBaseN/A
1981PontiacGrand LeMansSafariN/A
1981PontiacGrand LeMansBaseN/A
1981PontiacGrand PrixLJN/A
1981PontiacGrand PrixBroughamN/A
1981PontiacGrand PrixBaseN/A
1981PontiacLaurentianBase4.3LV8N/A
1981PontiacLeMansSafariN/A
1981PontiacLeMansBaseN/A
1981PontiacParisienneBase4.3LV8N/A
1980BuickCenturySportN/A
1980BuickCenturyLimitedN/A
1980BuickCenturyEstateN/A
1980BuickCenturyBaseN/A
1980BuickLeSabreLimitedN/A
1980BuickLeSabreBaseN/A
1980BuickRegalLimitedN/A
1980BuickRegalBaseN/A
1980PontiacBonnevilleSafariN/A
1980PontiacBonnevilleBroughamN/A
1980PontiacBonnevilleBaseN/A
1980PontiacCatalinaSafariN/A
1980PontiacCatalinaBaseN/A
1980PontiacFirebirdTrans AmN/A
1980PontiacFirebirdFormulaN/A
1980PontiacFirebirdEspritN/A
1980PontiacFirebirdBaseN/A
1980PontiacGrand AmBaseN/A
1980PontiacGrand LeMansSafariN/A
1980PontiacGrand LeMansBaseN/A
1980PontiacGrand PrixSJN/A
1980PontiacGrand PrixLJN/A
1980PontiacGrand PrixBaseN/A
1980PontiacLeMansSafariN/A
1980PontiacLeMansBaseN/A
1979BuickCenturyN/A
1979BuickLeSabreN/A
1979BuickRegalN/A
1979OldsmobileDelta 88N/A
1979PontiacBonnevilleN/A
1979PontiacCatalinaSafari4.9LV8N/A
1979PontiacFirebirdN/A
1979PontiacGrand AmN/A
1979PontiacGrand LeMansSafari4.9LV8N/A
1979PontiacGrand PrixN/A
1979PontiacLeMansN/A
1978BuickLeSabreN/A
1978PontiacBonnevilleN/A
1978PontiacCatalinaN/A
1978PontiacGrand AmN/A
1978PontiacGrand PrixN/A
1977BuickLeSabreN/A
1977BuickSkylarkN/A
1977PontiacBonnevilleN/A
1977PontiacCatalinaN/A
1977PontiacFirebirdN/A
1977PontiacGrand LeMansSafari6.6LV8N/A
1977PontiacGrand PrixN/A
1977PontiacLeMansN/A
1976PontiacBonnevilleN/A
1976PontiacCatalinaN/A
1976PontiacFirebirdN/A
1976PontiacGrand LeMansBase7.5LV8N/A
1976PontiacGrand PrixN/A
1976PontiacLaurentianBase7.5LV8N/A
1976PontiacLeMansN/A
1976PontiacParisienneBase7.5LV8N/A
1975PontiacBonnevilleN/A
1975PontiacCatalinaN/A
1975PontiacFirebirdN/A
1975PontiacGrand AmN/A
1975PontiacGrand LeMansBase7.5LV8N/A
1975PontiacGrand PrixN/A
1974PontiacBonnevilleBase7.5LV8N/A
1974PontiacCatalinaSafari7.5LV8N/A
1974PontiacFirebirdTrans Am7.5LV8N/A
1974PontiacGrand AmBase7.5LV8N/A
1974PontiacGrand PrixBase7.5LV8N/A
1974PontiacLaurentianBase7.5LV8N/A
1974PontiacLeMansSport7.5LV8N/A
1974PontiacParisienneBase7.5LV8N/A
1973PontiacBonnevilleBase7.5LV8N/A
1973PontiacCatalinaSafari7.5LV8N/A
1973PontiacFirebirdTrans Am7.5LV8N/A
1973PontiacGrand AmBase7.5LV8N/A
1973PontiacGrand PrixBase7.5LV8N/A
1973PontiacGTOBase7.5LV8N/A
1973PontiacLaurentianBase7.5LV8N/A
1973PontiacLeMansSport7.5LV8N/A
1973PontiacParisienneBase7.5LV8N/A
1972PontiacBonnevilleBase7.5LV8N/A
1972PontiacCatalinaSafari7.5LV8N/A
1972PontiacFirebirdTrans Am7.5LV8N/A
1972PontiacGrand PrixBase7.5LV8N/A
1972PontiacGTOBase7.5LV8N/A
1972PontiacLaurentianBase7.5LV8N/A
1972PontiacLeMansSport7.5LV8N/A
1972PontiacParisienneBase7.5LV8N/A
1971PontiacBonnevilleBase7.5LV8N/A
1971PontiacCatalinaSafari7.5LV8N/A
1971PontiacFirebirdTrans Am7.5LV8N/A
1971PontiacGrand PrixBase7.5LV8N/A
1971PontiacGTOThe Judge7.5LV8N/A
1971PontiacLaurentianBase7.5LV8N/A
1971PontiacLeMansT377.5LV8N/A
1971PontiacParisienneBase7.5LV8N/A
1970PontiacBonnevilleSafari7.5LV8N/A
1970PontiacCatalinaVentura7.5LV8N/A
1970PontiacFirebirdTrans Am6.6LV8N/A
1970PontiacGrand PrixBase7.5LV8N/A
1970PontiacGTOThe Judge7.5LV8N/A
1970PontiacLaurentianBase6.6LV8N/A
1970PontiacLeMansSport7.5LV8N/A
1970PontiacParisienneBase7.5LV8N/A
1970PontiacTempestGT6.6LV8N/A
1969PontiacAcadianBase5.7LV8N/A
1969PontiacBonnevilleSafari7.0LV8N/A
1969PontiacCatalinaVentura7.0LV8N/A
1969PontiacGrand PrixBase7.0LV8N/A
1969PontiacGTOBase6.6LV8N/A
1969PontiacLeMansSafari6.6LV8N/A
1969PontiacTempestSafari6.6LV8N/A

* 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.

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