Engines | Mounts, , (USED) 2003 Caterpillar C15 Diesel Engine with Jake Brakes (SINGLE TURBO), Serial # MBN09230, 475HP RATED @ 1800RPM, 525 MAX ADV 1800RPM, AR # 228-1312, Out of Kenworth, Test Run 5-6-15, Fully Inspected!! 326,612 Miles, Call for more information 1-800-971-3019. INV # 002438