CATERPILLAR , (USED) 1997 Caterpillar 3126 Diesel Engine (40PINECM), Serial # 1WM05432, AR#137-5490, 190HP RATED @ 2200, Test Run 6-14-17, Low Miles, Fully Inspected!!! Runs Perfect!!!! Visit Our Website for more information on this engine or any other diesel engine you may be looking for. Call . INV # 003366