Caterpillar says the new version of the 150-hp Cat C6.6-liter ACERT diesel engine in it's venerable D6N track-type tractor gets improved fuel efficiency while satisfying U.S. EPA Tier 4 Interim ...

The Cat D5 dozer offers contractors improved performance compared to the D6N predecessor as well as a broad choice of technology features to improve productivity Oct 28, 2019 ...