Engines | Mounts, , 2003 MACK AI, Truck Engine, (GOOD USED) 2003 MACK AI DIESEL ENGINE FOR SALE, 350HP @ 1950RPM, NON-EGR MODEL, MAX 400HP, FAMILY# 3MKXH11.9V65, 11GBA# 15806YP1, 728 DISPLACEMENT, 6 CYLINDERS, TURBOCHARGED, ENGINE SERIAL# 2S1941, STOCK #3218 WATCH TEST ENGINE IS TEST RUN & INSPECTED INTERNALLY. WARRANTY! MANY ENGINES IN STOCK! CALL CA TRUCK PARTS FOR MORE INFORMATION (305)688-1101