The Cummins X12 is a new 11.8L diesel engine based on the ISG developed for the Asian region but substatially reworked for North America. Equipment Editor Jim Park puts the engine through its paces at the company's Jamestown, N.Y. plant in this Focus On... video.
Cummins Extends Oil Drain Intervals to 80,000 Miles
Cummins says X15 Efficiency Series and X15 Performance Series engine owners can extend their oil drain intervals up to 80,000 miles using the free Cummins OilGuard program, which uses engine performance data and oil analysis to safely optimize oil drain intervals.