Engines | Mounts, , (GOOD USED) 1999 Caterpillar C12 Diesel Engine with Jake Brakes (70PINECMCONNECTOR), Serial # 2KS14017, AR # 172-8908, 11.9L, 410HP RATED @ 1800 RPM, MAX ADV 505HP @ 1800RPM, LOW MILE ENGINE. Visit JJREBUILDERS for more information on this engine or any other diesel engine. Call for more information 1-800-971-3019. INV # 003946