Mack E7, Engine Misc Parts, (GOOD USED/TESTED) Mack E7 Water Manifold 107GC552A For Sale, Part # 107-GC-552A, 107 GC 552A, G3000, 188199, Other Part # 5010 284 090 B LFA2, 5010284090BLFA2, Stock # 4804 | Tested & Inspected!