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3406e CAT Engine for Sale

(2 reviews)

Horsepower: 355-550
Displacement: 14.6 L
Model: 3406 series
Weight: 3000 pounds
Torque: 1350-1850 lb-ft
Condition: Fairly new, Used.



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Rebuilt 3406e CAT Engine for Sale

Looking to power up your heavy-duty machinery? Feast your eyes on the legendary 3406E Cat Engine, now up for grabs. This powerhouse is renowned for its unmatched reliability and robust performance, making it the ultimate choice for a wide range of industrial applications. Whether you’re in construction, mining, or marine sectors, the Cat 3406E delivers unparalleled power and efficiency to keep your operations running smoothly. With its cutting-edge technology and engineering, this engine stands head and shoulders above the competition. Don’t settle for anything less than the best – invest in the Cat 3406E for sale today and experience the difference firsthand. Upgrade your machinery and take your business to new heights with this industry-leading engine by your side.

Application of  3406e cat engine

  • Trucking: Due to its reliability and power the 3406E is widely used in long-haul trucking. What makes it a favourite among truckers is the necessary torque it provides and the horsepower to handle heavy loads over long distances. The engine can also be found in regional delivery trucks where consistent performance and fuel efficiency are critical.
  • Construction Equipment: The engine is perfect for heavy construction machinery like excavators and loaders because of its high torque and durability these machinery require substantial power to move materials efficiently. Caterpillar’s 3406E provides the necessary force for pushing large quantities of soil and debris, essential for construction sites.
  • Industrial Machinery: The consistent and constant power output of the 3406E ensures that it is commonly used in industrial generators. It is also ideal for industrial pumps and compressors because of the strength and efficiency it possesses, which are critical in manufacturing and processing processes.
  • Marine engines: The 3406E is used in marine vessels, providing dependable power and torque to boats and ships. Its capacity to produce strong torque at low RPMs is especially useful for marine propulsion systems.
  • Tractors and Harvesters: The engine provides enough power required by agricultural machinery like tractors and harvesters for agricultural purposes like ploughing, planting and harvesting.

Key Features of 3406e cat engine

  • Trustworthiness: The 3406e cat engine is known for its ability to tolerate severe circumstances. Renowned for its sturdy design and toughness, the engine is dependable and great for industrial applications and long-distance trucking.
  • Excellent Output: With horsepower ratings between 355 and 550 HP, the 3406E cat engine generates a significant amount of power and torque. The engine comes with a guarantee of effective operation even in the most trying circumstances, qualified for labour-intensive jobs.
  • Fuel Economy: Fuel economy is increased overall thanks to the precise fuel supply provided by the electronic unit injection (EUI) system. Over torque, time, and cost savings are achieved by this system’s assistance in lowering fuel usage while maintaining high power production.
  • Observance of Emissions: It is appropriate for a variety of regulatory settings because the engine is built to comply with many emissions regulations. Both the environmental and legal criteria are upheld by this compliance.
  • The simplicity of Upkeep: The 3406e cat engine is an easy maintenance much like other caterpillar products. Uptime is reduced when maintenance and repairs can be completed quickly and effectively, thanks to extensive service networks and readily available parts.
  • Electronic features: Electronic self-diagnostics, electronically tabulated total fuel consumption, hours, and miles; electronically tabulated total idle time; user-selectable, reprogrammable vehicle operating parameters – vehicle mph speed limiting, engine rpm speed limiting, cruise control, mph range, intermediate gears and low gear limits, gear down protection, PTO vehicle mph speed limit, PTO engine rpm speed limit, programmable idle rpm speed, idle shutdown timer, PTO ramp rate, top engine rpm limit, top engine rpm limit with droop.

Here at Find Auto Parts Online, you can find this one-of-a-kind engine, referred to as the “big cat” because of its power and performance. This 3406e cat engine for sale on Find Auto Parts Online is the perfect match for those who love trucking.

Myth Busters

  • Myth: The 3406e Cat Engine is prone to injector failure.
    Reality: While every engine can have injector troubles, the 3406E’s injector problems are frequently exaggerated. Most injector problems may be avoided with proper maintenance, such as changing fuel filters regularly and utilizing clean fuel. Injector failure can occur in any engine as a result of improper maintenance or tainted gasoline.
  • Myth: The 3406E is less reliable than mechanical engines.
    Reality: The 3406E, with its electronic controls, is extremely reliable and provides better fuel efficiency and performance monitoring than traditional mechanical engines. While some users prefer mechanical engines due to their simplicity, the 3406E’s dependability is well-proven when properly maintained.
  • Myth: The 3406E cannot withstand long mileage without severe problems.
    Reality: The 3406E is well-known for its durability and ability to tolerate high miles when properly maintained. Regular oil changes, coolant system maintenance, and timely repairs may keep the engine running smoothly for many kilometres.

Additional information

Cylinder Head

Cast Iron

Engine Block

Cast Iron

Firing Order


Compression Ratio



Unit injector system or Common rail fuel system


Turbocharged for ATAAC

Valve Train

2 valves per cylinder

Oil Capacity

5-20 quarts


5.4 inches


6.5 inches


1993 3406e CAT Engine

2 reviews for 3406e CAT Engine for Sale

  1. Michael Johnson

    I’m extremely satisfied with my 3406E CAT engine from Find Auto Parts Online. The engine works flawlessly, and the customer service was excellent. I highly recommend them for quality remanufactured engines.

  2. Mark taylor

    Buying the 3406E CAT engine from Find Auto Parts Online was the best decision. The engine is in perfect condition and performs exceptionally well. Outstanding service and product quality!

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Product Q&A

Is the 3406e CAT engine fuel-efficient?

Yes, the engine is designed for optimal fuel efficiency, making it effective for long-haul operations.

Does the 3406e CAT engine comply with emission regulations?

Depending on the model year, the engine complies with various emission regulations, such as EPA Tier 2 or Tier 3.

Where can I find the 3406e CAT engine for sale?

You can find the Cat 3406e for sale at Find Auto Parts Online.

Is the 3406e CAT engine reliable?

Yes, the engine is well-regarded for its performance and reliability. It is known for its ability to handle heavy loads, making it suitable for demanding applications. However, the engine's performance can vary depending on factors such as maintenance, usage, and environmental conditions.

What do customers say about the 3406e CAT Engine?

Generally, customers have positive opinions about the engine's durability and long-term performance. Many appreciate its power output, fuel efficiency, and overall value. It is recommended to read customer reviews and seek advice from experts or mechanics before making a purchase decision.
3406e cat engine for sale
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