1981 Dodge D400 Oil Pumps

Keep Your 1981 Dodge D400 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 1981 Dodge D400 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oil Pump Expansion Plugs. 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.

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 1981 Dodge D400 in peak condition, inside and out.

Essential 1981 Dodge D400 Oil Pumps

Dorman – Pipe Plug – C.S. Hex, 3/8-18 NPT X 7/16 In. (Part No.02472)

Pipe Plug - C.S. Hex, 3/8-18 NPT X 7/16 In.

from

$4.99
Our Engine Oil Pump Drain Plug is conveniently designed as a direct replacement for stripped plugs. A proper fit is ensured, every time.

Product Features:
  • Direct replacement – this engine oil pump drain plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Pipe Plug C.S. Hex 3/8-18 Npt X 7/16 In. (sold by each) (Part No.090-028)

Pipe Plug C.S. Hex 3/8-18 Npt X 7/16 In. (sold by each)

from

$1.49
This engine oil pump drain plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine oil pump drain plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Most Popular Oil Pump Expansion Plugs for 1981 Dodge D400s

Enhance your 1981 Dodge D400 with one of the 2 Oil Pump Expansion Plugs we have in stock, starting at just $1.49.

Dorman – Pipe Plug – C.S. Hex, 3/8-18 NPT X 7/16 In. (Part No.02472)

Pipe Plug - C.S. Hex, 3/8-18 NPT X 7/16 In.

from

$4.99
Our Engine Oil Pump Drain Plug is conveniently designed as a direct replacement for stripped plugs. A proper fit is ensured, every time.

Product Features:
  • Direct replacement – this engine oil pump drain plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Pipe Plug C.S. Hex 3/8-18 Npt X 7/16 In. (sold by each) (Part No.090-028)

Pipe Plug C.S. Hex 3/8-18 Npt X 7/16 In. (sold by each)

from

$1.49
This engine oil pump drain plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine oil pump drain plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

FAQs for 1981 Dodge D400 Oil Pumps

What are the best-selling Oil Pumps for 1981 Dodge D400s?

Out of 2 Oil Pumps that fit 1981 Dodge D400s, the following parts are the top sellers:

What’s the price range for 1981 Dodge D400 Oil Pumps?

The prices of Oil Pumps for the 1981 Dodge D400 range from $1.49 up to $4.99 for the most premium parts.

What is the average price of an Oil Pump for a 1981 Dodge D400?

The average price for Oil Pumps for the 1981 Dodge D400 is $3.24. 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 Dodge D400 model years?

Yes, we carry Oil Pumps for 2 model years of Dodge D400s between 1978 and 1980. The following model years are the most popular for Oil Pump purchases: 1980, 1979, and 1978.

What are the cheapest Oil Pumps for my 1981 Dodge D400?

The cheapest 1981 Dodge D400 Oil Pumps we carry are:

Does Advance Auto Parts sell Oil Pumps for any other 1981 Dodge models?

Yes. We stock Oil Pumps for 18 other popular 1981 Dodge models. Some of the most popular are 1981 Challenger Oil Pumps, 1981 Ramcharger Oil Pumps, 1981 W150 Oil Pumps, 1981 D150 Oil Pumps, and 1981 D250 Oil Pumps.

What types of Oil Pumps do you sell for my 1981 Dodge D400?

We currently have just 1 Oil Pump in stock for a 1981 Dodge D400, and as of 11/2/25, it is an Oil Pump Expansion Plug.

Can I get help with 1981 Dodge D400 Oil Pump orders?

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

What is your return policy for Dodge D400 Oil Pumps?

Advance Auto Parts keeps returns simple. For new Dodge D400 Oil Pumps and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.