This lower unit is fully functional.. Removed from a 1973 50hp 4 Cylinder Mercury 20" long shaft outboard.. Comes with everything exactly as pictured.. This is a very clean lower unit.. Please have a close look at the pictures and know what your buying.. The oil has been removed for shipment so it will need to be refilled before using.. Also the Water pump and impeller is in great shape.. Please contact for shipping quote and if you have any questions..