Engines | Mounts, , (USED) 1997 Mack E7-350 Diesel Engine (Semi Electronic Fuel Pump), Serial # 5519M373089691, 411K Miles, Perfect Runner!!! Test Run 8-4-15, Fully Inspected!! Visit jjrebuilders.com for more information on this or any other diesel engine. Call 1-800-971-3019. INV # 002580