2007 GM/Chev (HD) 6.0L, Truck Delivery, Engine Assys, Fits to: Workhorse Custom Chassis W42, (Used) 2006 GM/Chev (HD) 6.0, ENGINE ASSEMBLY - Displacement: 6.0L, Horsepower: 300, 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 300, Serial# TBD, Truck Year 2007 5B4KPD2U673429590