Engines | Mounts, , (USED) 2001 Mitsubishi 4M50-1AT2 Diesel Engine (NON-EGR-MODEL), Serial # 4M50-A51530, 4.9L, Engine Family # 1MFTH04.8M5A, LOW MILES, Emission Family EM, EC, CAT. 175HP@2700RPM, TEST RUN 10-25-16, Fully Inspected! RUNS PERFECT!. visit jjrebuilders.com for more information or call 1-800-971-3019. INV # 003068