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Category Archives: Cummins 4BT Information

4BT Vs. 6BT Cummins: Which Is The Better Swap Candidate?

By Featured Writer: Mike McGlothlin There’s no question that diesel swaps have become commonplace in cars, trucks, and off-road culture in recent years, and the Cummins name is at the top of the most desirable candidates you’ll find. But of the six-cylinder or four-cylinder B-series variety, which mechanical-injection power plant is a better choice? For…
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Outer Limits: How Much Horsepower Can You Make With The 4BT Cummins?

By Featured Writer: Mike McGlothlin Thanks to sharing much of its mechanical makeup and even some of the exact same hard-parts with its big brother, the 6BT, the 4BT Cummins can support a substantial amount of horsepower. Exactly how much remains to be seen, as specific parts combinations vary from application to application. However, we…
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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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