(NEW) 2017 Caterpillar C7.1 ACERT Diesel Engine, Serial # 45500824, AR # 469-4413, Family # HPKXL07.0PW1, 7.1L, 281HP RATED @ 1800RPM. BRAND NEW, Fully Inspected!! Visit JJREBUILDERS for more information on this engine or any other diesel engine you may be looking for. Call . INV # 005581