[1952ssr]

I also modified my stock one for my 4L60. I cut it to fit the angle of the frame on the right side, on the left I cut the frame rail and hammered it down to match the original frame mounting spot then drilled two more holes. Here's a picture if you loook closely you can tell how much I had to move it backwards. I too thought about using the bearing cross member, yours is made different than mine. Mine was flatter .