The new Caterpillar on-highway engine line consists of four models — the C7, C9, C13, and C15 — all equipped with the company's ACERT (Advanced Combustion Emissions Reduction Technology) for 2007.

SIX months late according to the EPA and competitors, but right on time by its own estimation, Caterpillar has introduced its full line of truck engines for highway use. The new C7, C9, C11, C13, and ...

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 ...

LOUISVILLE, Ky. – Cat officials trumpeted acceptance of their ACERT engines at the Mid-America Trucking Show. Since Caterpillar started producing its full line of Environmental Protection Agency (EPA) ...

In addition to dual turbochargers you see stacked in series, this C13 ACERT engine (like the C11) receives a new cross-flow head, larger oil sump, higher compression ratio, and rotating components ...