1992 Mack E7, Truck Delivery, Engine Assys, Fits to: Mack RD688S, (USED) 1992 MACK E7-350, ENGINE ASSEMBLY- Family Number: 11GBA23687P1, Horsepower: 350, Displacement: 12L, ESN: 2H0963, Tested and Runs GREAT!!! For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Horse Power 350, Serial# 2H0963, Casting# 2H0963 1M2P267C3NM013168