1985 Buick Century Oil Pumps

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Keep Your 1985 Buick Century in Top Shape with Quality Oil Pumps

Whether you’re repairing or upgrading your Oil Pump, using high-quality parts is key to keeping your 1985 Buick Century looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Engine Oil Pump Pickup Tube and Screens, Oil Pump Kits, and Oil Pumps. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Oil Pumps from Trusted Brands

Looking for a reliable Oil Pump? We’ve got you covered with options from brands you know and trust like Melling. For example, Melling Oil Pumps start at just $76.99 with an average 4.3 star rating. With over 4 reviews and a solid 5 star average, you can shop with confidence knowing other Buick Century owners approve.

Explore Related Parts

While you’re upgrading or replacing your Oil Pump, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1985 Buick Century in peak condition, inside and out.

Essential 1985 Buick Century Oil Pumps

Melling – Stock Replacement Oil Pump Screen (Part No.20-IS4)

Stock Replacement Oil Pump Screen

from

$17.99
Made In USA. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine wear, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Oil Pump Screen (Part No.95-S6)

Stock Replacement Oil Pump Screen

from

$12.99
Made In USA. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine wear, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Oil Pump Screen (Part No.62-CS1)

Stock Replacement Oil Pump Screen

from

$24.99
Made In USA. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine wear, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Oil Pump Screen (Part No.22-FS)

Stock Replacement Oil Pump Screen

from

$36.49
Made In USA. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine wear, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement OE Type Oil Pump and Screen (Part No.M248-248S)

Stock Replacement OE Type Oil Pump and Screen

from

$143.99
Made in USA. Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement OE Type High Volume Oil Pump (Part No.M134HV)

Stock Replacement OE Type High Volume Oil Pump

from

$129.99
Made in USA. Melling high volume oil pumps increase the amount of oil flow by an average of 20% through the engine improving oil pressure at idle providing dependable performance every time in every application. Every Melling high volume oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling high volume oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. High volume gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • High volume oil pump supplies additional oil to engines when necessary for high performance applications or low oil pressure issues
See More

Melling – Stock Replacement OE Type Oil Pump (Part No.M-55)

Stock Replacement OE Type Oil Pump

from

$43.99
Made in USA. Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality
See More

Melling – Stock Replacement Oil Pump: Standard Volume, Standard Pressure, Cast Iron, Without Gasket (Part No.M-22G)

Stock Replacement Oil Pump: Standard Volume, Standard Pressure, Cast Iron, Without Gasket

from

$146.99
Made in USA. Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality
See More

Melling – Stock Replacement Oil Pump Drive Gear (Part No.DG-62C)

Stock Replacement Oil Pump Drive Gear

from

$42.49
Made In USA. Melling offers a replacement oil pump drive gear for several Jeep and GM applications. This gear should be replaced should the original gear show ware or be damaged or lost during the rebuilding process.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Oil Pump Bearing (Part No.M-62055)

Stock Replacement Oil Pump Bearing

from

$4.49
Made In USA. Melling provides a replacement oil pump intermediate drive shaft bearing for AMC & GM 2.5L oil pump applications. This replacement upper bearing is used with the Melling M-62C oil pump. Melling replacement oil pump intermediate drive shaft bearings provide OE quality replacement bearings in the event the original oil pump bearing has been damaged or lost.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – High Volume Oil Pump Repair Kit (Part No.K-20LHV)

High Volume Oil Pump Repair Kit

from

$99.99
Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear and Shaft Assembly, Pressure Relief Valve, 2 Pins, 2 Springs, 8 Assembly Screws, Drill Bit, 2 Pressure Relief Gaskets.

Product Features:
  • Includes components needed to rebuild a worn high volume oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-20I)

Stock Replacement Type Oil Pump Repair Kit

from

$32.49
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – High Volume Oil Pump Repair Kit (Part No.K-20JHV)

High Volume Oil Pump Repair Kit

from

$128.99
Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear and Shaft Assembly, Pressure Relief Valve, 2 Pressure Relief Springs, Spacer Plate Assembly, 2 Pins, 2 Springs, 6 Assembly Screws, Pressure Relief Gasket.

Product Features:
  • Includes components needed to rebuild a worn high volume oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-95B)

Stock Replacement Type Oil Pump Repair Kit

from

$61.99
Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear and Shaft Assembly, Pressure Relief Valve, Pressure Relief Spring, Oil Pump Drive Shaft Retainer, 3/32 Inch By 3/4 Inch Spring Pin, Oil Pump Cover Gasket.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K135)

Stock Replacement Type Oil Pump Repair Kit

from

$76.99
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-62C)

Stock Replacement Type Oil Pump Repair Kit

from

$40.49
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – High Volume Oil Pump Repair Kit (Part No.K-20IHV)

High Volume Oil Pump Repair Kit

from

$85.99
Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear and Shaft Assembly, Spacer Plate Assembly, Pressure Relief Valve, Pressure Relief Gasket.

Product Features:
  • Includes components needed to rebuild a worn high volume oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-55)

Stock Replacement Type Oil Pump Repair Kit

from

$47.49
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – High Volume Oil Pump Repair Kit (Part No.K-20JPHV)

High Volume Oil Pump Repair Kit

from

$156.99
Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear and Shaft Assembly, Pressure Relief Valve, 2 Pressure Relief Springs, Spacer Plate Assembly, 2 Pins, 2 Springs, 6 Assembly Screws, Oil Pump Thrust Plate, Thrust Plate Gasket, Pressure Relief Gasket.

Product Features:
  • Includes components needed to rebuild a worn high volume oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Oil Pump Thrust Plate Kit (Part No.P-20L)

Oil Pump Thrust Plate Kit

from

$40.49
Made In USA. The Melling gear thrust plate kit provides a new wearing surface for Buick oil pump kits. The Melling kit typically includes a cast iron thrust place, mounting gasket, the correct length screws plus a detailed instruction sheet. A Melling gear thrust plate kit is recommended to assure correct specifications and a new surface for the oil pump gears. Assure the best Buick pump performance with a Melling gear thrust plate kit.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Oil Pump Thrust Plate Kit (Part No.P-20I)

Oil Pump Thrust Plate Kit

from

$43.49
Made In USA. The Melling gear thrust plate kit provides a new wearing surface for Buick oil pump kits. The Melling kit typically includes a cast iron thrust place, mounting gasket, the correct length screws plus a detailed instruction sheet. A Melling gear thrust plate kit is recommended to assure correct specifications and a new surface for the oil pump gears. Assure the best Buick pump performance with a Melling gear thrust plate kit.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Most Popular Engine Oil Pump Pickup Tube and Screens for 1985 Buick Centuries

Enhance your 1985 Buick Century with one of the 2 Engine Oil Pump Pickup Tube and Screens we have in stock, starting at just $17.99.

Melling – Stock Replacement Oil Pump Screen (Part No.62-CS1)

Stock Replacement Oil Pump Screen

from

$24.99
Made In USA. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine wear, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Oil Pump Screen (Part No.20-IS4)

Stock Replacement Oil Pump Screen

from

$17.99
Made In USA. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine wear, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Best-Selling 1985 Buick Century Oil Pump Kits

Upgrade your Century with one of our 4 best-selling Oil Pump Kits, earning an average 5 stars rating across 1 reviews.

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K135)

Stock Replacement Type Oil Pump Repair Kit

from

$76.99
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-20I)

Stock Replacement Type Oil Pump Repair Kit

from

$32.49
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – High Volume Oil Pump Repair Kit (Part No.K-20LHV)

High Volume Oil Pump Repair Kit

from

$99.99
Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear and Shaft Assembly, Pressure Relief Valve, 2 Pins, 2 Springs, 8 Assembly Screws, Drill Bit, 2 Pressure Relief Gaskets.

Product Features:
  • Includes components needed to rebuild a worn high volume oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-62C)

Stock Replacement Type Oil Pump Repair Kit

from

$40.49
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Top-Quality Oil Pumps for 1985 Buick Centuries

Choose a high-quality OEM or aftermarket Oil Pump for Buick Centuries and enjoy top-notch performance from $62.99.

Melling – Stock Replacement OE Type Oil Pump (Part No.M-62C)

Stock Replacement OE Type Oil Pump

from

$62.99
Made in USA. Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality
See More

Melling – Stock Replacement OE Type High Volume Oil Pump (Part No.M-62CHV)

Stock Replacement OE Type High Volume Oil Pump

from

$116.99
Made in USA. Melling high volume oil pumps increase the amount of oil flow by an average of 20% through the engine improving oil pressure at idle providing dependable performance every time in every application. Every Melling high volume oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling high volume oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. High volume gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • High volume oil pump supplies additional oil to engines when necessary for high performance applications or low oil pressure issues
See More

Our Top Pick for a 1985 Buick Century Oil Pump Gear Thrust Plate Kit

Invest in a durable Oil Pump Gear Thrust Plate Kit for your 1985 Buick, knowing you’re getting trusted brands and expert craftsmanship.

Melling – Oil Pump Thrust Plate Kit (Part No.P-20L)

Oil Pump Thrust Plate Kit

from

$40.49
Made In USA. The Melling gear thrust plate kit provides a new wearing surface for Buick oil pump kits. The Melling kit typically includes a cast iron thrust place, mounting gasket, the correct length screws plus a detailed instruction sheet. A Melling gear thrust plate kit is recommended to assure correct specifications and a new surface for the oil pump gears. Assure the best Buick pump performance with a Melling gear thrust plate kit.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Our Oil Pump Drive Gears for 1985 Buick Centuries

Make a smart move for your 1985 Buick Century with our Oil Pump Drive Gear for $42.49.

Melling – Stock Replacement Oil Pump Drive Gear (Part No.DG-62C)

Stock Replacement Oil Pump Drive Gear

from

$42.49
Made In USA. Melling offers a replacement oil pump drive gear for several Jeep and GM applications. This gear should be replaced should the original gear show ware or be damaged or lost during the rebuilding process.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Top-Rated Oil Pump Brands For Your 1985 Buick Century

When it comes to finding the perfect Oil Pump for your 1985 Buick Century, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 1 trusted brands. We carry the most popular Oil Pump brands including Melling, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $76.99. Purchasing a Oil Pump from us here at Advance Auto Parts is a smart move for both you and your 1985 Buick Century, providing peace of mind with parts that meet or exceed OEM standards.

Popular Melling 1985 Buick Century Oil Pumps

If you’re looking for a top-quality Oil Pump for your 1985 Buick Century, Advance Auto Parts has exactly what you need with our selection of Melling Oil Pumps. We have 1 Melling Oil Pumps in stock for this fitment, all known for their durability and precision fit. With prices starting at just $76.99, you’ll find the perfect Oil Pump for your needs and budget. Melling Oil Pumps for the 1985 Buick Century come highly rated, with over 1 customer reviews and an impressive average rating of 4.3 stars. Choosing a Melling Oil Pump from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Stock Replacement Type Oil Pump Repair Kit
from $76.99
(1)
Stock Replacement Type Oil Pump Repair Kit
“200K on original, so I thought it was time to replace the timing chain, and do this, too, while I was in there. Checked tolerances on the old pump and”

FAQs for 1985 Buick Century Oil Pumps

What are the best-selling Oil Pumps for 1985 Buick Centuries?

Out of 11 Oil Pumps that fit 1985 Buick Centuries, the following parts are the top sellers:

What’s the price range for 1985 Buick Century Oil Pumps?

The prices of Oil Pumps for the 1985 Buick Century range from $4.49 up to $116.99 for the most premium parts.

What is the average price of an Oil Pump for a 1985 Buick Century?

The average price for Oil Pumps for the 1985 Buick Century is $51.71. Keep in mind the variety of part types within our Oil Pump category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Oil Pumps for other Buick Century model years?

Yes, we carry Oil Pumps for 31 model years of Buick Centuries between 1973 and 2005. The following model years are the most popular for Oil Pump purchases: 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, and 1997.

What are the cheapest Oil Pumps for my 1985 Buick Century?

The cheapest 1985 Buick Century Oil Pumps we carry are:

Does Advance Auto Parts sell Oil Pumps for any other 1985 Buick models?

Yes. We stock Oil Pumps for 6 other popular 1985 Buick models. Some of the most popular are 1985 Regal Oil Pumps, 1985 LeSabre Oil Pumps, 1985 Skylark Oil Pumps, 1985 Riviera Oil Pumps, and 1985 Electra Oil Pumps.

What are the top-rated Oil Pumps that fit the 1985 Buick Century?

The one 1985 Buick Century Oil Pump we have in stock is the Stock Replacement Oil Pump Bearing. It costs $4.49.

What types of Oil Pumps do you sell for my 1985 Buick Century?

As of 3/1/26, these are some of the most in-demand types of Oil Pumps for a 1985 Buick Century:

Can I get help with 1985 Buick Century Oil Pump orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Oil Pumps and more.

What is your return policy for Buick Century Oil Pumps?

Advance Auto Parts keeps returns simple. For new Buick Century Oil Pumps and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.