Engines | Mounts, , (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1999 Caterpillar C12 Diesel Engine with Jake Brakes (70PINECMCONNECTOR), Serial # 2KS12920, AR # 170-7945, 430HP RATED @ 2100 RPM, Short Block # 0R9680, Long Block Part # 10R1406, MAX ADV 505HP @ 1800, LOW MILES, GREAT RUNNER WATCH VIDEO!!!!!! Fully Inspected, with warranty, Visit JJ REBUILDERS for more information on this engine or any other diesel engine. Call 1-786-377-5210 for more information. REF INV # 004952