1. Car & Truck Engines Used/New Products
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  3. MOPAR R8154341AA

MOPAR R8154341AA Block Engine

fits model: 1500. make: Mopar. year: 2012.

R8154341aa Mopar Genuine Long Block Engine Remanufactured

( Manufacturer Part Number: R8154341AA ), ( Part Type: Block Engine ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Ram ), ( Parts Included: Only Part Reference 2 On The Diagram Is Included ), ( Replaces Part Number: 68276057aa, 68276057ab )

Review MOPAR Genuine Long Block Engine Remanufactured fits 1500 2012

The Mopar R8154341AA Block Engine is a replacement component designed for select Chrysler, Dodge, and Jeep vehicles. This engine block is engineered to deliver superior performance and durability, ensuring your vehicle continues to run at its best.

The R8154341AA engine block is made from high-strength cast iron, providing excellent heat dissipation and resistance to engine stress. Its four-bolt main bearing design enhances the block's structural integrity and power handling capabilities. The block also features a deep-skirt design, which helps to reduce noise, vibration, and harshness (NVH) for a smoother driving experience.

The Mopar R8154341AA engine block comes with factory-installed, press-fit, oversized piston bore liners, ensuring a precise fit and proper sealing of the piston rings. These bore liners also help to minimize engine wear, extending the life of your engine.

The block also includes factory-installed, press-fit, chrome-molybdenum steel crankshaft bearings. These bearings provide increased durability and reduced friction, contributing to improved engine performance and longevity.

Additionally, the R8154341AA engine block includes factory-installed, press-fit, copper-composite head gaskets. These gaskets create a strong seal between the engine block and cylinder head, preventing coolant and oil from mixing and ensuring proper combustion chamber pressure.

This engine block is designed to meet or exceed original equipment manufacturer (OEM) specifications, ensuring a perfect fit and reliable performance. It is also backed by Mopar's warranty, providing peace of mind and protection against defects.

In summary, the Mopar R8154341AA Block Engine is a high-performance and durable replacement component for select Chrysler, Dodge, and Jeep vehicles. Its advanced design features, including the high-strength cast iron construction, four-bolt main bearing design, chrome-molybdenum steel crankshaft bearings, and copper-composite head gaskets, deliver superior performance and extended engine life.

The Mopar R8154341AA block engine is a Chrysler 3.6L Pentastar V6 engine, which is widely used in various Chrysler, Dodge, and Jeep vehicles. Here are some potential pros and cons of buying this engine as a replacement or performance upgrade:

Pros:

1. Widely used engine: The Pentastar V6 engine is a reliable and proven powertrain. Its popularity ensures that there is a good supply of aftermarket parts and a large community of enthusiasts and mechanics who can provide support.

2. Fuel efficiency: The engine is known for its good fuel efficiency, making it a popular choice for those looking to balance power and economy.

3. Power and torque: The engine produces a decent amount of power and torque, making it suitable for both daily driving and performance applications.

4. Versatile: The engine can be found in various Chrysler, Dodge, and Jeep models, which means that it can be used in a wide range of vehicle applications.

Cons:

1. Potential for oil consumption: Some reports suggest that the engine may consume oil excessively, which could lead to additional maintenance costs. However, this issue is not universal, and many engines run just fine without excessive oil consumption.

2. Timing chain tensioner issue: Some engines have been known to have a faulty timing chain tensioner, which can lead to costly repairs. However, this issue has been addressed in later production years, and it may not be a concern for newer engines.

3. Expensive: Compared to some other engines in the same power range, the Mopar R8154341AA block engine can be on the expensive side, which may be a deterrent for some buyers.

Conclusion:

The Mopar R8154341AA block engine is a reliable and powerful engine that is widely used in various Chrysler, Dodge, and Jeep vehicles. It offers good fuel efficiency, decent power and torque, and is versatile enough to be used in a wide range of applications. However, it may have some potential issues, such as oil consumption and a faulty timing chain tensioner, which could lead to additional maintenance costs. Ultimately, the decision to buy this engine depends on the individual's priorities, budget, and specific vehicle application.

Recommendation:

If you are looking for a reliable and powerful engine that offers good fuel efficiency and versatility, the Mopar R8154341AA block engine could be a good choice for you. However, it is important to ensure that you are getting a good quality engine from a reputable supplier and to be aware of the potential issues, such as oil consumption and the timing chain tensioner. If these concerns are a deal-breaker for you, you may want to consider other engines that may be more suitable for your specific needs and budget.

Details:

SERVICE WARNING: If The Original Engine Has Experienced A Catastrophic Failure - Including Piston, Cylinder Bore, Valve, or Valve Seat The Intake Manifold Must Be Replaced With New. Electrical parts are not returnable. Parts must be resalable and in the original packaging. In stock orders ship within 24 hours.

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: r8154341aa price

  • $8001.34

specifications grokengines:

  • for models: 1500
  • for makes: Mopar
  • for years: 2012
  • mpn: R8154341aa
  • part type: Block Engine
  • genuine oem: Yes
  • manufacturer warranty: 1 Year
  • fitment type: Direct Replacement
  • make: Ram
  • parts included: Only Part Reference 2 On The Diagram Is Included
  • replaces part number: 68276057aa, 68276057ab

payments grokengines:

  • credit card: Visa
  • other
  • wallet: Paypal

shipping grokengines:

  • cost: $0.00
  • class: Freight
  • type: Fixed
  • service: Flat Rate Freight

offer grokengines:

  • quantity: 1
  • started: October 24, 2025
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home

returns grokengines:

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

general grokengines:

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

seller grokengines:

  • city: Braintree, Massachusetts
  • rating: 93.5%
  • # reviews: 30856
for models: 1500, for makes: mopar, for years: 2012, part type: block engine, genuine oem: yes, manufacturer warranty: 1 year, fitment type: direct replacement, parts included: only part reference 2 on the diagram is included, replaces part number: 68276057aa, 68276057ab,
manufacturer: ram, category: auto parts > car truck parts accessories > engines engine parts > engines, sku: 6315800426942633,

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  • Offer #1: $8001.34 price + $0.00 shipping estimate = $8001.34* total. 2010-2012 DODE RAM 5.7L V8. GENUINE MOPAR PART #.FREE SHIPPING

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