Cummins, in partnership with Liberty Energy, is set to deploy the industry's first variable speed, large displacement natural ...

Cummins Inc. and Liberty Energy Inc. have announced that the industry’s first natural gas, variable-speed, large displacement engine to power Liberty’s digiPrime hydraulic fracturing platform will be ...

The power-steering pump pressurizes the hydraulic fluid that helps the driver turn the steering wheel. Signs of steering-pump failure include leaks, noises or decreased assistance while steering.