4990443 RAM Diesel Engine Cylinder Block 2500 3500 Cummins

Review RAM 6.7l Diesel Engine Cylinder Short Block 128k Oem for CUMMINS 2500 3500 2013–2018

The RAM 4990443 Cylinder Block is a vital component of the 6.7L Cummins Diesel Engine used in select Dodge and Ram truck models from 2013 to 2018. This cylinder block is designed to provide a robust foundation for the engine's combustion process, ensuring optimal performance and reliability.

This particular cylinder block (Part Number: 4990443) is specifically engineered for 2500 and 3500 series trucks. It is manufactured from high-strength materials, including cast iron, to ensure the necessary durability and weight capacity for the heavy-duty applications these trucks are known for.

The cylinder block boasts a bore size of 4.087 inches and a stroke length of 4.225 inches. These dimensions contribute to the engine's impressive power output, which can reach up to 350 horsepower and 660 lb-ft of torque.

The cylinder block features a wet-type, cast-iron sleeve liner design to minimize thermal expansion and provide an effective cooling system. This design also allows for the easy installation of piston rings and rings grooves, ensuring a tight seal between the piston and cylinder wall for efficient engine operation.

This RAM cylinder block has a proven service life of approximately 128,000 miles, making it an excellent choice for those seeking a reliable replacement part for their older 6.7L Cummins Diesel Engine. Installing this genuine OEM cylinder block will restore the engine's performance and longevity, providing peace of mind for commercial and heavy-duty vehicle owners.

In summary, the RAM 4990443 Cylinder Block is a crucial component for the 6.7L Cummins Diesel Engine found in 2013-2018 Dodge and Ram 2500 and 3500 series trucks. Its robust design, high-strength materials, and proven durability make it an essential replacement for engines approaching the 128,000-mile mark.

Buying a used 6.7L Cummins engine cylinder block, part number 4990443, for a 2500 or 3500 Ram truck from the 2013-2018 model years comes with its advantages and disadvantages. Here's a detailed analysis of each.

1. Cost-effective: Buying a used cylinder block is generally more affordable than purchasing a new one. This can save you significant money, especially if you need an immediate replacement.

2. Availability: Used cylinder blocks are more readily available than new ones. You may find a good condition used block from various sources, including salvage yards or online marketplaces.

3. Environmental impact: Reusing a previously owned cylinder block reduces the need for manufacturing a new one, which can help decrease your carbon footprint.

1. Unknown condition: The condition of a used cylinder block is uncertain. It may have hidden damages or wear that could lead to future problems.

2. Compatibility issues: Ensure the used cylinder block is compatible with your specific truck model and year. Minor differences could cause problems with the engine's performance.

3. Warranty: Used parts typically don't come with warranties. You'll be responsible for any future repairs or replacements, which could result in additional costs.

Considering the advantages and disadvantages of purchasing a used 6.7L Cummins engine cylinder block, it can be a viable option for cost-conscious individuals. However, it's essential to thoroughly research the seller, inspect the part, and ensure its compatibility with your truck to minimize potential risks. If you're uncertain about your abilities to assess the condition of a used part, it may be wise to consult a professional mechanic before making a decision.

If you're confident in your ability to assess the condition of a used cylinder block, or have a trusted mechanic to help you, purchasing a used one could save you money. Otherwise, consider the following alternatives:

1. Rebuilding an existing cylinder block: You can rebuild your current engine block, which can be more cost-effective and reliable than purchasing a new or used one.

2. Buying a rebuilt or remanufactured cylinder block: You can purchase a cylinder block that has been rebuilt or remanufactured by a professional shop. These options often come with warranties and better quality assurance.

3. Buying a new cylinder block: If you have the budget and prefer peace of mind, purchasing a new cylinder block is the best choice. This ensures you'll have a part that's in perfect condition and comes with a manufacturer's warranty.

Details:

Manufactured in Mexico. Transmission: 6-sped automatic 68rfe transmission. All parts are in good working condition and were tested before removal from the vehicle. Items may show light scuffs, scratches or other imperfections as a result of this being used part.

This item was taken off: 2014 Ram 3500. Item condition. Multi quantity items may have small cosmetic differences, but not functionally or structurally different from what you see in the pictures. Engine cylinder short block 128k part numbers: 4990443, 4943960 for: 2013 -2018 Ram 2500 3500 6.7l diesel Cummins oem, donor vehicle information.

Address available upon request. 128,107 miles on it.

specifications engineblocksam:

• for models: 2500, 3500, Cummins
• for years: 2013–2018
• brand: Ram
• mpn: 4990443
• type: Engine Block
• items included: Engine Cylinder Short Block

payments engineblocksam:

• other
• credit card: visa
• wallet: google-pay

returns engineblocksam:

• paid by: buyer
• policy: returns accepted
• time: 30 days

shipping engineblocksam:

• service: flat rate freight
• type: fixed
• class: freight

seller engineblocksam:

• city: jacksonville, florida
• rating: 98.7%
• # reviews: 8863

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

offer engineblocksam:

• sold #: 20
• options: ship-to-home
• started: april 17, 2025
• prices: $1121.15–$4250.00
• item condition:
  • Used
  • For parts or not working
• availability: in stock
• in stock #: 3