1984 Dodge Diplomat Engine Blocks
Keep Your 1984 Dodge Diplomat in Top Shape with Quality Engine Blocks
Whether you’re repairing or upgrading your Engine Block, using high-quality parts is key to keeping your 1984 Dodge Diplomat looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oil Pump Shafts and Oil Caps. 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.
Competitive Prices and Extensive Inventory
The average price for a 1984 Dodge Diplomat Engine Block at Advance Auto Parts is around $41.99, with a range that starts at $5.99 and goes up to $77.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Stock Replacement Type Oil Pump Intermediate Shaft and Engine Oil Filler Cap: 10098, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack start at just $5.99 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Engine Block, 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 1984 Dodge Diplomat in peak condition, inside and out.
Find Your Specific 1984 Dodge Diplomat Engine Blocks
Looking for the perfect Engine Block for your 1984 Dodge Diplomat? You’re in the right place. Below, you’ll find links to various types of Engine Blocks that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Engine Blocks, ensuring durability and a precise fit for your Dodge Diplomat. Whether you’re driving a 1984 model or another popular model year like
1980,
1981,
1982,
1983,
1985,
1986,
1987,
1988, and
1989, we’ve got you covered. Purchasing Engine Blocks from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Engine Blocks that fit your vehicle.
Essential 1984 Dodge Diplomat Engine Blocks
Carquest Premium – Engine Oil Filler Cap: 10098, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10098)
from
$5.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
Product Features:
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Product Features:
- Provides proper seal to ensure leak prevention
- Stops engine blow by
- High quality construction
- Meets all OEM specifications
Carquest Premium – Engine Oil Filler Cap: 10066, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10066)
from
$5.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
Product Features:
See More
Product Features:
- Provides proper seal to ensure leak prevention
- Stops engine blow by
- High quality construction
- Meets all OEM specifications
Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-72)
from
$77.99
Made In USA. A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
Product Features:
See More
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
Popular 1984 Dodge Diplomat Engine Blocks Categories
Most Popular Oil Pump Shaft for 1984 Dodge Diplomats
Enhance your 1984 Dodge Diplomat with this popular Oil Pump Shaft we have in stock, for $77.99.
Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-72)
from
$77.99
Made In USA. A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
Product Features:
See More
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
Best-Selling 1984 Dodge Diplomat Oil Cap
Upgrade your Diplomat with our best-selling Oil Cap.
Carquest Premium – Engine Oil Filler Cap: 10098, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10098)
from
$5.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
Product Features:
See More
Product Features:
- Provides proper seal to ensure leak prevention
- Stops engine blow by
- High quality construction
- Meets all OEM specifications
FAQs for 1984 Dodge Diplomat Engine Blocks
What are the best-selling Engine Blocks for 1984 Dodge Diplomats?
Out of 2 Engine Blocks that fit 1984 Dodge Diplomats, the following parts are the top sellers:
- Stock Replacement Type Oil Pump Intermediate Shaft (5680948) – $77.99
- Engine Oil Filler Cap: 10098, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack (10049234) – $5.99
What’s the price range for 1984 Dodge Diplomat Engine Blocks?
The prices of Engine Blocks for the 1984 Dodge Diplomat range from $5.99 up to $77.99 for the most premium parts.
What is the average price of an Engine Blocks Engine Block for a 1984 Dodge Diplomat?
The average price for Engine Blocks for the 1984 Dodge Diplomat is $41.99. Keep in mind the variety of part types within our Engine Block category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Engine Blocks for other Dodge Diplomat model years?
What are the cheapest Engine Blocks for my 1984 Dodge Diplomat?
The cheapest 1984 Dodge Diplomat Engine Blocks we carry are:
- Engine Oil Filler Cap: 10098, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack (10049234) – $5.99
- Stock Replacement Type Oil Pump Intermediate Shaft (5680948) – $77.99
Does Advance Auto Parts sell Engine Blocks for any other 1984 Dodge models?
Yes. We stock Engine Blocks for 22 other popular 1984 Dodge models. Some of the most popular are 1984 Charger Engine Blocks, 1984 Caravan Engine Blocks, 1984 Ramcharger Engine Blocks, 1984 W150 Engine Blocks, and 1984 D150 Engine Blocks.
What types of Engine Blocks do you sell for my 1984 Dodge Diplomat?
As of 4/10/25, these are some of the most in-demand types of Engine Blocks for a 1984 Dodge Diplomat:
Can I get help with 1984 Dodge Diplomat Engine Block orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Dodge Engine Blocks and more.
What is your return policy for Dodge Diplomat Engine Blocks?
Advance Auto Parts keeps returns simple. For new Dodge Diplomat Engine Blocks and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.