Mercury Mercruiser Marine - BASE ASSY (#46-29972A1) PRICE: $4.40 Part #: 46-29972A1 This product is no longer available. BASE ASSY Mercury Assemblies GEAR HOUSING ASSEMBLY, COMPLETE (COUNTER ROTATION)(700E-1) GEAR HOUSING ASSEMBLY, COMPLETE (COUNTER ROTATION)(700E) GEAR HOUSING ASSEMBLY, COMPLETE (STANDARD ROTATION)(700E-1) GEAR HOUSING ASSEMBLY, COMPLETE (STANDARD ROTATION) (700E) MERCURY700 (6 CYL.)