Cummins has been at the forefront ... single Holset HX35W turbocharger featured in the 12-valve engines, the ISB engines manufactured in its first two years were capable of pushing between 215 ...

The first RAM with a Cummins engine ... 24-valves over the previous 12-valve setup which enhanced performance. With improvements made over its lifespan, the third generation Cummins was able ...