The 6.7L turbo diesel engine featured a VGT (Variable Geometry Turbocharger) designed to reduce lag, incorporate exhaust braking, and provide infinite adjustment to the pickup truck's load demand.

In our evaluation of Cummins' '07s, we drove two of these RAPId units around the 100-mile route. One was an older T2000 repowered with a 500/1850 ISX backed up by an early Eaton UltraShift 10-speed.

COLUMBUS, Ind. – Cummins Engine Company says it is ready for the October release of its new heavy-duty diesel engines, and expects certification of its ISX 02 engine very soon. The first limited ...

He said the ISB6.7, ISC8.3 and ISL9 engines continue to feature a single Cummins VGT turbocharger; the ISC8.3 and ISL9 engines also feature the XPI fuel system, as they have since 2007.

Building on the 2002 platform, Cummins has been working extensively with the new sub-systems for ’07, namely, the exhaust aftertreatment system; a.k.a. the diesel particulate filter (DPF), a new ...

The engine maker stressed that the Cummins ’07 ISX engine has no additional subsystems other than a coalescing filter to clean crankcase emissions and an exhaust dosing injector in the ...

Cummins this weekend pulled the curtain back on its next-generation engine family, the 15-liter X15 (available in two configurations) and the 12-liter X12 heavy-duty diesel engines. Both engines ...

Under that impressive red hood sat an equally impressive red Cummins ISX. This one was rated 550 horsepower and 1,850 pounds-feet for hill-stomping performance with the best of civility and manners.

When a Holset variable-geometry turbocharger (VGT) came as standard equipment on the 6.7L Cummins engine for the '071/2 model year, it was a major eye-opener. Thanks to its capability of varying ...