Replacing the 657E, Caterpillar's 657G open-bowl scraper features Cat's C18 ACERT engine for the tractor and the C15 ACERT engine for the scraper. The largest of eight machines in the G Series wheel ...
long-awaited new ‘EPA’ engines have now been formally introduced. Using what Cat calls Advanced Combustion Emissions Reduction Technology (ACERT), they’ll replace the current ‘bridge’ engines that the ...