The iconic Ram 1500 pickup truck is switching to six-cylinder engines for the 2025 model year, marking the end of the legendary HEMI V8 in this popular truck. But fear not, muscle truck lovers!

Hennessey's Mammoth 1000 Last Stand is more powerful than a Bugatti Veyron and faster than a Ferrari Enzo. Is it your new ...

The list continues with a crank case ventilation system, Hennessey-exclusive calibrations for the ZF-supplied transmission ...

To build the Mammoth 6x6, Hennessey has extended the load bay of ... uprated injectors and a revised induction system, with bespoke engine mapping to suit. The result is 1,012bhp and a colossal ...

Texas-based engine maker Hennessey Performance Engineering has come up with an SUV that's maybe just a little over the top. Based on a Ram TRX pickup truck, 7-passenger Mammoth 1000 features a ...