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Category Archives: Diesel Engine Upgrades

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 The 6BT Cummins Handle?

By Featured Writer: Mike McGlothlin For years, the 6BT Cummins has been the hot-rod engine of choice for many in the diesel pickup game. It might’ve left the factory rated at a docile 160 to 215 horsepower between the years of 1989 to 1998, but enthusiasts have proven time and again that those numbers can…
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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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