Engines | Mounts, , (USED) 1998 Caterpillar C12 Diesel Engine with Jake Brakes (40PINECM), Serial # 9NS18992, AR # 150-6066, 430HP RATED, 598,522 Miles , GREAT RUNNER!!!! Out Of Kenworth T-800, Fully Inspected, with warranty, Test Run 7-14-16 Visit jjrebuilder.com for more information on this engine or any other diesel engine. Call for more information 1-800-971-3019. INV # 002985