If you want the six quart stock oil pan like the 1970-71 Street Hemi /440-6 pak oil pan buy it from moparts or Hughes or Mancini and use the stock 440-6 pak 3/8 pick up I use them on all my BB now, haven't done a 1965 or earleir BB in a lot of yesr, maybe I'll do one later this year I wonder if the pan you bought is the Repo 1966 to 1969 Street Hemi oil pan? I use to use them on my 1963 M.W. stocker