Engines | Mounts, , (NEW CRATE ENGINE/ SURPLUS) 2009 Caterpillar C6.6 ACERT Diesel Engine (TIER3), Serial # G9G00200, AR # 267-3118, 6.6L, Fully Inspected, Brand New Fully Dressed Crate Engine, Visit JJREBUILDERS for information on this engine or any other diesel engine you may be looking for. Call 1-800-971-3019 for more information . REF INV # 004679