You asked: How much power can a 4BT Cummins make?

The 3.9L (4BT) Cummins inline-four diesel engine creates 105hp and 265 lb-ft of torque from its relatively small size of 30.6 in long, 24.6 in wide and 37.7 in high. This is what makes it such a popular candidate for engine swaps.

Is the Cummins 4BT a good engine?

Overall, the Cummins 4BT and 6BT (5.9L) are excellent engines. The reason they are so popular and still in use is that they are easy to maintain, are built well and will get the job done for 1,000,000 miles.

How much does a 4BT swap cost?

Cummins Swap Cost

Price CAD Price USD Parts/Service
$2,000 $1,549 6BT
$3,500 $2,710 4BT
$1,500 $1,161 basic rebuild (head, pistons, rings & bearings)
$2,000 $1,549 adapter plate, flywheel and starter

How much does it cost to rebuild a Cummins 4BT?

Rebuild kits are commonly a little over $500.

How heavy is a Cummins 4BT?

The 4BT engine weighs 750- 780 pounds, which is heavier than most of the gas engines it would replace in a conversion project, but much lighter than the sixcylinder 6BT version. The inlinefour also offers a fairly compact size at just 30.6 inches long and 37.7 inches tall, which is useful with space constraints.

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What does BT stand for in 4BT Cummins?

The 4BT—which stands for four-cylinder, B-series, Turbocharged—was used mostly in midsize box trucks, agricultural equipment and small industrial vehicles, and is basically a smaller version of the popular 5.9L 12V Cummins found in the 1989-98 Dodge trucks.

What vehicles came with 4BT Cummins?

Because of its very respectable torque output, the 3.9L Cummins 4BT engine really has made a mark in the off-road/rock-crawling scene and is a popular swap engine for Jeeps, Ford Broncos, Chevy Blazers, Toyota 4Runners, and other vehicles that get down off the pavement.

Can I put a Cummins in a Ford?

If you are considering a Cummins® diesel conversion into your Super Duty® Ford®, or Chevy truck- you have come to the right site. … The Cummins diesel, famous for simplicity and reliability, can be installed in the truck you have- making it the truck you want to keep.

How much does a Ford Cummins swap cost?

How much does a diesel Cummins conversion cost? Prices can vary from roughly $5,000 to $10,000 or more. This all depends on what engine you choose, where you are swapping it, how you are swapping it and the amount of labor necessary to complete the project.

What is the smallest Cummins Engine?

The QSF2. 8 is the smallest engine to be introduced by Cummins for the off-highway industry.

Can you sleeve a 4BT Cummins?

B series cummins are not sleeved from factory, you can rebuild build them and put dry sleeves in them, but not wet sleeves.

Does a 4BT Cummins have sleeves?

The one very unique aspect of this 4BT that separates it from any other redone 3.9L Cummins out there is that its sleeves ride on bearings and rotate in a circle at up to 300 rpm. The function has many advantages, but even this “new” idea is rooted in the past.

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How much does it cost to rebuild diesel engine?

With overhaul costs ranging from $20,000 to $30,000, the decision on whether or not to have an overhaul performed on your truck’s engine can be a tough one. There are many reasons to consider an overhaul for your truck.

Can you tune a 4BT?

4BT Cummins: Tuning Potential

Of course, the 6BT is also very weak straight from the factory, but with some modifications to the fuel system and fuel timing, big power can easily be achieved. The common 6BT fuel modifications apply to the 4BT, as they share the same fuel pump and injectors.

Who owns Cummins Diesel?

Headquartered in Columbus, Indiana, United States, Cummins sells in approximately 190 countries and territories through a network of more than 600 company-owned and independent distributors and approximately 6,000 dealers.


Formerly Cummins Engine Company (1919–2001)
Founders Clessie Lyle Cummins J Irwin Miller

Does Cummins make 4 cylinder diesel?

There are two types of 4-cylinder diesel engines developed by Cummins: the 3.9-liter Cummins 4bt and the Cummins B3. 3. The latter comes in five versions, ranging from 60 to 85 in horsepower.