Caterpillar introduced the updated version of its C7.1 ACERT engine, which is Tier 4 Final/Stage IV compliant, at INTERMAT 2012 Caterpillar has introduced the next generation of the Cat C7.1 ACERT ...

In the early 2000s, Caterpillar developed ACERT or Advanced Combustion Emissions Reduction Technology. One of the very first engines to utilize this was the C7 in 2003, though the actual first was ...