10 Untrue Answers To Common Buy Dodge Ram Truck Engine Questions: Do You Know The Correct Answers?

10 Untrue Answers To Common Buy Dodge Ram Truck Engine Questions: Do You Know The Correct Answers?


The Ultimate Guide to Buying a Dodge Ram Truck Engine: Everything You Need to Know

For decades, the Ram truck-- formerly the Dodge Ram-- has stood as a titan of American engineering. Known for its rugged ability, hauling power, and unique styling, a Ram truck is frequently a lifelong buddy for its owner. Nevertheless, even the most resilient devices reach a point where the heart of the automobile-- the engine-- starts to fail. Whether it is due to high mileage, disastrous mechanical failure, or a desire for an efficiency upgrade, buying a replacement engine is a substantial investment.

This guide supplies an extensive overview for those seeking to buy a Dodge Ram truck engine, covering the types of engines offered, the distinctions in between grabbing brand-new versus utilized, and the technical specs required to make an informed choice.


Understanding the Ram Engine Lineup

Before continuing with a purchase, it is vital to understand which engine belongs in which generation of the Ram truck. Over the years, Chrysler (and subsequently Stellantis) has improved its lineup to consist of high-displacement V8s, fuel-efficient V6s, and world-renowned diesel powerhouses.

1. The Legendary 5.7 L HEMI ® V8

The HEMI is possibly the most renowned engine associated with the Ram 1500. Because its reintroduction in 2003, it has ended up being associated with "Mopar" power. It includes a hemispherical combustion chamber that permits much better airflow and greater pressure, leading to impressive horsepower and torque.

2. The 6.7 L Cummins ® Turbo Diesel

For those who own a Ram 2500 or 3500 Heavy Duty, the Cummins engine is the gold standard. Understood for its extreme longevity and huge torque output, it is the favored option for heavy towing and industrial work.

3. The 3.6 L Pentastar ™ V6

Presented as a more fuel-efficient option for the light-duty Ram 1500, the Pentastar V6 uses variable valve timing (VVT) to balance power and economy. It is an outstanding choice for drivers who use their trucks as everyday commuters instead of heavy-duty workhorses.

4. The 4.7 L Magnum V8

Found often in older 2000s models, the 4.7 L Magnum was a precursor to the widespread use of the 5.7 L HEMI. While less effective, a lot of these trucks remain on the road, developing a constant demand for replacement Magnum engines.


Technical Specifications Comparison

When purchasing a replacement engine, matching the specifications to your truck's requirements is non-negotiable. Below is learn more of the most common engines found in Ram trucks over the last 20 years.

Engine TypeDisplacementFuel TypeCommon HorsepowerTypical TorqueFinest Use CasePentastar V63.6 LFuel305 hp269 lb-ftLight duty, fuel economyMagnum V84.7 LGasoline235 - 310 hp295 - 330 lb-ftMid-range older modelsHEMI V85.7 LGas345 - 395 hp375 - 410 lb-ftGeneral towing, performanceHEMI V86.4 LFuel410 hp429 lb-ftHeavy-duty work (Gas)Cummins I66.7 LDiesel370 - 420 hp850 - 1,075 lb-ftSevere towing, longevity
New, Remanufactured, or Used: Which is Right for You?

Among the most important decisions in the purchasing procedure is the "condition" classification of the engine. Each comes with its own set of advantages and disadvantages relating to expense and dependability.

New Engines (Crate Engines)

Buying a new "crate" engine straight from Mopar or licensed dealers guarantees that every element is fresh from the factory.

  • Pros: Maximum lifespan, absolutely no miles, comprehensive factory service warranty.
  • Cons: The most costly option; might surpass the overall market price of an older truck.

Remanufactured Engines

A remanufactured engine is a used engine that has been entirely disassembled, cleaned up, and examined. Any used parts are replaced with brand-new parts, and the engine is machined to fulfill initial devices producer (OEM) requirements.

  • Pros: Often identical from new performance-wise, generally includes a multi-year warranty, more economical than brand-new.
  • Cons: Quality depends heavily on the company doing the remanufacturing.

Utilized Engines (Recycled)

These are pulled directly from donor vehicles-- usually trucks that were included in accidents however had working engines.

  • Pros: The least pricey method to get a truck back on the road.
  • Cons: Unknown history, limited guarantee (typically 30-- 90 days), danger of undiagnosed internal wear.

Essential Checklist Before You Buy

To ensure a smooth deal and avoid the purchase of an incompatible motor, follow this necessary list.

  1. Confirm the VIN (Vehicle Identification Number): The 8th digit of your VIN is the engine code. Always offer this to the seller to guarantee the displacement and configuration match your truck's computer system.
  2. Examine for "Long Block" vs. "Short Block":
    • A Short Block consists of the block, crankshaft, pistons, and linking rods.
    • A Long Block includes everything in the brief block plus the cylinder heads, camshaft, and valvetrain. Most buyers choose a Long Block for an easier installation.
  3. Validate the "Core Charge": Most sellers need you to send back your old, damaged engine (the "core"). If you do not, you will likely be charged a core cost varying from ₤ 500 to ₤ 2,000.
  4. Examine the Warranty Terms: Does the guarantee cover labor expenses if the replacement engine stops working, or just the parts? This is an essential distinction for those paying a mechanic for setup.
  5. Review Maintenance Records: If purchasing a used engine, request for the CARFAX of the donor car or proof of oil changes.

Indication That You Need a New Engine

Before devoting to a multi-thousand-dollar purchase, ensure your present engine can not be saved by simpler repairs. Typical indications that a Ram engine is beyond repair include:

  • The "HEMI Tick": While often simply a manifold bolt problem, a loud, consistent metallic ticking can represent lifter failure and camshaft damage.
  • Excessive Oil Consumption: If the engine is burning through quarts of oil without a noticeable leakage, the piston rings or valve seals are most likely failing.
  • Metal Shavings in Oil: Finding "shine" or metal flakes throughout an oil modification suggests that internal bearings are disintegrating.
  • Coolant in the Oil: A milky "chocolate milk" appearance on the dipstick recommends a split block or a blown head gasket.

Frequently Asked Questions (FAQ)

How much does it cost to change a Dodge Ram engine?

Depending upon the year and engine type, costs usually vary from ₤ 4,000 to ₤ 12,000. A pre-owned 4.7 L engine may be on the lower end, while a remanufactured 6.7 L Cummins diesel can easily exceed ₤ 10,000 for the system alone. Labor costs typically add another ₤ 1,500 to ₤ 3,000.

Can I switch a V6 for a V8 HEMI?

While a "HEMI swap" is physically possible, it is technically intricate. It needs not only the engine however likewise a new transmission, wiring harness, engine control module (ECM), and cooling system elements. It is practically constantly more cost-effective to sell the V6 truck and buy a V8-equipped design.

How long do Cummins engines normally last?

With appropriate upkeep, a 6.7 L Cummins engine can last 300,000 to 500,000 miles. On the other hand, a fuel 5.7 L HEMI usually lasts between 200,000 and 250,000 miles before needing significant overhaul.

Is the 5.7 L HEMI a trusted engine?

Yes, it is thought about one of the most reputable V8s on the market. However, it is delicate to oil change intervals. Utilizing the wrong viscosity or neglecting oil modifications can lead to early wear of the Multi-Displacement System (MDS) lifters.


Purchasing a replacement engine for a Dodge Ram is a major endeavor, but it is often the most logical path to extending the life of a relied on car. By understanding the specifications of your specific design, weighing the benefits of remanufactured units versus utilized ones, and performing due diligence on service warranties and VIN compatibility, you can ensure your Ram truck remains on the roadway for years to come. Whether you are seeking the raw power of the HEMI or the legendary endurance of a Cummins, the ideal engine is out there to assist you end up the task.

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