oliver 1650 hydraulic pump made in china

Nusbaum Farms LLC Bellfountain, ORGot the hyd pump out of the 1850 today and it is in need of replacement as we suspected. There are three possible different pumps for that tractor, A&I sells one but it is impossible to tell which one using an old Oliver parts book. So I called the dealer and got the number crossed over to a White number. Here"s the pricing from different locations: