2010 GM/Chev (HD) V8, 4.8L, Gas, Truck Delivery, Engine Assys, Fits to: Workhorse Custom Chassis W42, (Used) 2009 GM/Chev (HD), ENGINE ASSEMBLY- Part Number: 12633361, Displacement: 4.8L, Horsepower: 295, 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 295, Serial# TBD, Casting# TBD 5B4JFD2D0A3441921