Engines | Mounts, , (USED) 1994 Mack E7-300 Diesel Engine (MECHANICAL FUEL PUMP), Serial # 4B0839, 300HP@1950, 11GBA 24922P2, LOW MILES!!!! Test Run 2-21-17. Visit jjrebuilders.com for more information on this and any other Diesel Engine you may be looking for. Call 1-800-971-3019. ref INV # 003212
