When the 2019 Rams were introduced in 2019, their 6.7-liter diesel engines used CP4.2 injection pumps, before reverting to ...

High-pressure common-rail injection technology has revolutionized the diesel industry. Over the last decade, it has allowed engine builders to run higher injection pressures (as much as 29,000 psi in ...

In its early years, the CP3 paired with the third-generation 24-valve 5.9-liter Cummins engine, which had variants that could push upwards of 305 horsepower and 555 pound-feet of torque. However, as ...

The black ’15 Chevrolet Silverado 2500HD work truck we encountered at Dunks Performance in Springfield, Oregon, is the typical calling card of a successful turf business. It is used every workday to ...

Ram temporarily returned to the Bosch CP3 high-pressure fuel pump in 2021 after widespread failures of the CP4.2 pump in 2019–2020 Cummins-powered HD trucks. The CP4.2’s tighter tolerances and higher ...