MOPAR 68545286AA Engine Block

( Manufacturer Part Number: 68545286AA ), ( Manufacturer Warranty: 1 Year ), ( Core Charge: 750.00 Which Is Included In The Total Price ), ( Type: Engine Long Block )

Review MOPAR Engine Long Block

The Mopar 68545286AA engine block is a high-performance aftermarket part designed for Chrysler, Dodge, and Jeep vehicles. This engine block is specifically engineered for the 5.7L HEMI V8 engine, providing a strong and durable foundation for your engine build.

Made from cast aluminum alloy, this engine block offers excellent heat dissipation and resistance to corrosion. Its advanced design includes an increased cylinder bore size of 4.062 inches and a stroke length of 3.72 inches. These dimensions are optimized for increased power and torque output, making this engine block an excellent choice for high-performance applications.

One of the standout features of the Mopar 68545286AA engine block is its precision-machined surfaces. These surfaces ensure a perfect fit and finish for your engine components, reducing the likelihood of leaks and improving overall engine performance. Additionally, the block features a raised oil pan rail design, which allows for easier oil pan installation and better oil flow.

The Mopar 68545286AA engine block also includes provisions for factory-style engine mounts, making it a straightforward replacement for OEM engine blocks. It's important to note that this engine block is intended for off-road and racing use only, and is not intended for use on vehicles operated on public roads or highways.

In summary, the Mopar 68545286AA engine block is a high-quality, aftermarket part designed for the 5.7L HEMI V8 engine. Its advanced design, increased bore size, and precision-machined surfaces make it an excellent choice for high-performance applications. Whether you're building a race engine or looking to upgrade your current engine, this engine block is a reliable and durable foundation for your project.

Buying a Mopar 68545286AA engine block can be a consideration for those looking for a replacement or a performance upgrade for their Chrysler, Dodge, or Jeep vehicle. Here are some pros and cons to help you make an informed decision:

1. OEM Part: The Mopar 68545286AA engine block is an original equipment manufacturer (OEM) part. This means it is designed and manufactured by the same company that made the engine for your vehicle originally. As a result, it is likely to be a perfect fit and function optimally.

2. Quality: Mopar is a reputable brand known for producing high-quality auto parts. The 68545286AA engine block is no exception. It is engineered to meet or exceed original equipment specifications and is built to last.

3. Durability: The engine block is made of cast iron, which is a durable material that can withstand the heat and pressure of an internal combustion engine. This makes it an ideal choice for those looking for a long-lasting solution.

4. Performance: The Mopar 68545286AA engine block can offer improved performance compared to the original engine block. This is especially true for those looking to upgrade their vehicle for racing or high-performance use.

5. Warranty: Mopar offers a warranty on their engine blocks, providing peace of mind to customers. The length and terms of the warranty may vary, so it is essential to check with the seller or Mopar directly.

1. Cost: The Mopar 68545286AA engine block can be more expensive than aftermarket or used engine blocks. This is due to the brand reputation, quality, and OEM status.

2. Availability: Depending on the specific engine block and the demand for it, availability may be an issue. It may take some time to source and receive the part, which could delay repairs or upgrades.

3. Complexity: Installing an engine block is a complex process that requires specialized tools and knowledge. It is recommended to have the installation done by a professional to ensure proper fitment and function.

4. Weight: The cast iron engine block is heavier than other materials, such as aluminum. This can add weight to the vehicle, which may impact fuel efficiency and performance.

The Mopar 68545286AA engine block is a high-quality OEM part that offers durability, performance, and peace of mind with a warranty. However, it comes with a higher cost, potential availability issues, and the complexity of installation. Considering these factors, it may be a good investment for those looking for a long-term solution or performance upgrade for their vehicle. Ultimately, the decision to purchase the Mopar engine block depends on your budget, time constraints, and specific needs. If you have the resources and are looking for a reliable and high-performing engine block, the Mopar 68545286AA is a worthwhile consideration.

Details:

Request a Return. Found a Better Price. High-value items are usually sent with signature-delivery requirements. Changed My Mind.

Return Core as: Money Back. Just Didn't Like it. 68545286AA: Mopar: Engine Long Block Mopar 68545286AA. See below for instructions.

Add details like I tried to install this part, and it didn't fit. This part fits vehicles made in the following years 2021. If you do, our experts will hand-verify compatibility before shipping. Return Core paid by: Buyer.

WARNING - This method does NOT guarantee 100% fitment.

part #: 68545286aa prices

• $1995.00-$2295.00

specifications grokengines:

• for makes: Mopar
• mpn: 68545286aa
• manufacturer warranty: 1 Year
• core charge: 750.00 Which Is Included In The Total Price
• type: Engine Long Block

returns grokengines:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted

payments grokengines:

• other
• credit card: Mastercard
• wallet: Paypal

shipping grokengines:

• cost: $0.00
• service: Standard
• class: Standard
• transit: 17-28 Days
• type: Fixed

seller grokengines:

• city: Garland, Texas
• rating: 95.6%
• # reviews: 13553

offer grokengines:

• started: July 8, 2025
• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home

general grokengines:

• Car Truck Parts Accessories > Engines Engine Parts > Engines
• condition: Remanufactured

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