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Category Archives: Recommended 4BT Parts

What Problems Does The 5.9L Cummins Have?

By Featured Writer Mike McGlothlin Mechanical problems aren’t normally associated with the Cummins B series but, as is the case with any lineage of engines, even the most renowned versions have their weak points. When it comes to the 6BT and pre-common-rail ISB 5.9L mills (the Cummins found in ’89-’02 Dodge Ram 2500 and 3500’s),…
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How (and Why) the 4BT Cummins Is So Popular

By Featured Writer: Mike McGlothlin If it fits, it ships—but if it outperforms, outruns, and outlasts everything else at the same time then it’s probably worth having. We’re referring to the 4BT Cummins, of course. With its packageable dimensions, abundance of low-rpm torque, overland-friendly fuel efficiency, and decades-long durability it’s become a household name in…
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Best Axles for an Off-Roading Jeep Equipped with a 4BT

Let’s talk about axles... If you’re into off-roading in a Jeep you might be pretty much up-to-speed when it comes to axles and which are the best to use - or are you? For the uninformed, all wheeled vehicles have axles and they’re used for steering, driving, and braking, so they’re pretty important. The axles…
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Best Cummins 4BT and 6BT Motor Mounts

Different Types of Motor Mounts One of the last steps before dropping in a Cummins 4BT or 6BT into an automotive swap is making sure the engine fits snugly in-between the motor mounts. Motor mounts act as both a buffer between the engine and the chassis as well as fastening the motor to the vehicle.…
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How to Correctly Swap in a Crate Engine

Purchasing a new 4BT or 6BT extended long block crate engine can be an overwhelming task. We understand that many customers don’t think about engine replacement until something goes wrong. One day you’re out clearing land in your skid steer or hauling cargo around town in your Step-Van and boom.. a rod goes right through…
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Best 4BT Swap Transmisson Review: New Venture NV4500

NV4500 History The NV4500 and consequently the NV5600 transmissions are some of the best that have ever been produced for heavy duty trucks. These transmissions are regarded as the “gold standard” for guys doing a Jeep or Bronco 4BT Engine Swap. The NV4500 came into existence out of sheer necessity. From 1989-1993 Chrysler used the…
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