Engines | Mounts, , (USED) 1997 Caterpillar C12 Diesel Engine with Jake Brakes (40PINECM), Serial # 1YN06370, 410HP RATED @ 1800RPM, AR # 141-4292, LOW MILES, GREAT RUNNER!!!! Fully Inspected, with warranty, Test Run 6-5-17, Visit jjrebuilder.com for more information on this engine or any other diesel engine. Call for more information 1-800-971-3019. INV # 003350